https://wiki.pscs.co.uk/ 2026-05-13T03:55:08+00:00 https://wiki.pscs.co.uk/ https://wiki.pscs.co.uk/_media/wiki:dokuwiki.svg text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:address_book_tab?rev=1542192349&do=diff Address Book tab The Address Book tab within VPOP3 webmail enables you to manage your lists of contacts and add those contacts into a new or existing message. Substantial alterations to the interface were introduced in version 5. Both interfaces are documented. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:french_webmail_language_file?rev=1542192349&do=diff French Webmail Language File Copy/paste the text below to a file 'french.lng' or 'francais.lng' in the VPOP3 directory. (French users, feel free to update/correct the text below) #login page logintitle=VPOP3 Login webadminlogin=web admin login webmaillogin=web mail login enterusername=You must specify your VPOP3 username here bookmarksnotsupported=I'm sorry, but your web browser does not support this function. You will have to add this page to your bookmarks manually. loginfailed=Login Faile… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:german_webmail_language_file?rev=1542192349&do=diff German Webmail Language Page Copy/paste the text below to a file 'german.lng' in the VPOP3 directory. (German users, feel free to update/correct the text below) #login page logintitle=VPOP3 Login webadminlogin=web admin login webmaillogin=Webmail Anmeldung enterusername=Sie m&uuml;ssen einen Benutzernamen angeben bookmarksnotsupported=I'm sorry, but your web browser does not support this function. You will have to add this page to your bookmarks manually. loginfailed=Anmeldung fehlgeschlagen … text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_advanced?rev=1542192349&do=diff SMTP Service -> Advanced Tab Services -> SMTP Server -> Advanced Tab Refuse SMTP Connections from This setting should be rarely needed, and should be normally left blank. It is here for historic purposes. If you put some text in this box, then VPOP3 will refuse any SMTP connections from clients whose 'HELO'/'EHLO' command data contains the text specified here as a substring. Eg, if this setting is set to '.myisp.com', then VPOP3 would refuse SMTP connections from any client which sends the c… text/html 2026-03-16T16:00:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/wiki:syntax?rev=1773676810&do=diff Formatting Syntax DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:can_i_add_two_licences_together?rev=1542192349&do=diff Can I add two licences together? No, you cannot add VPOP3 licences together. If you have a 10 user licence, and you need more users, you need to upgrade to the next step (25 users in this case). You cannot buy a 5 user licence and add it to the existing 10 user licence. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:smtp_rule_example_-_restrict_who_can_send_to_a_local_email_address?rev=1542192349&do=diff SMTP Rule Example - restrict who can send to a local email address If you have a local email address (a user, group or distribution list) and you want to restrict which email addresses can send messages to this address, you can use SMTP rules. There are a few ways you can configure the SMTP rules for this scenario. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:security_intrusion_protection?rev=1542192349&do=diff Security Settings -> Intrusion Protection Tab Settings -> Security Settings -> Intrusion Protection Tab Starting in VPOP3 v6.0, VPOP3 can monitor failed logins for all accounts across all services and block an attacker's IP address from accessing VPOP3 for a specified time text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_ids_ips?rev=1542192349&do=diff SMTP Server -> IDS/IPS The IDS/IPS tab lets you set logging and automatic blocking parameters for the IDS (Intrusion Detection System) and IPS (Intrusion Prevention System) component of the SMTP server. SMTP servers are regularly attacked, both by incoming mail attacks (spam/viruses etc) and relay attacks (by spammers and other malware distributors trying to send mail through them). Because of this, there is a system in VPOP3 which will track attack attempts on the SMTP service and can automat… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:whitelist_blacklist?rev=1542192349&do=diff Spamfilter Whitelist & Blacklist The VPOP3 spamfilter has a whitelist and a blacklist for sender addresses. It also has a whitelist and blacklist for words/phrases. You can view these lists in the VPOP3 settings by going to Settings -> Spamfilter -> text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:allow_remote_access_to_vpop3_mailboxes?rev=1542192349&do=diff Allow Remote Access to VPOP3 Mailboxes Sometimes people want to be able to access their office VPOP3 mail server from a remote site or mobile phone etc. These instructions assume you have a permanent Internet connection (eg ADSL, Cable etc). If you don't have a permanent Internet connection, see text/html 2025-05-21T07:57:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:allowing_mail_relay_through_vpop3?rev=1747814238&do=diff How To Allow Mail Relay Through VPOP3 If you are allowing remote access into VPOP3 to collect mail then you may also want those remote users to be able to send their outgoing mail through VPOP3 as well. This is more complex than allowing users to collect mail, because, by default, SMTP connections are not authenticated. This means that when someone tries to send a message through VPOP3, VPOP3 doesn't know who that user is. This can cause a problem if unauthorised users try to send mail through… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:encrypt_sessions?rev=1542192349&do=diff How To Encrypt Sessions VPOP3 Enterprise 2.6 and later supports SSL/STARTTLS encrypted sessions to VPOP3 itself. So, the email client or web browser will encrypt the data passed to VPOP3 so it cannot be intercepted. This requires an SSL Certificate to be created for VPOP3. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:exchange_2007?rev=1542192349&do=diff Exchange 2007 You can link VPOP3 to Exchange Server, so that Exchange Server sends outgoing mail through VPOP3 and VPOP3 sends any incoming mail directly to Exchange Server. You should first of all set up VPOP3 to send and receive Internet email as normal. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_checkrecipient?rev=1542192349&do=diff Increase the spam score for certain recipients This script is for the case where you want certain recipients to have a weighted score. For instance if you have users who have left and who mostly receive spam, but you don't want to reject their mail totally. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_message_rules?rev=1542192349&do=diff Message Rules The Edit User -> Message Rules tab can be used to create/edit rules which are processed when messages arrive in a User's mailbox. They can be used to copy messages, mark them as read, delete them, etc VPOP3 will process Message Rules in the order they appear in the list. If you want to change the order of the rules, you can drag & drop them into the correct order. Usually when VPOP3 has processed a rule, it will go on to check further rules, but you can use the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:users_autoresponders?rev=1542192349&do=diff Users.Autoresponders table The Users.Autoresponders table contains the users' autoresponder definitions Columns * autoresponderid - this is a numeric id of the autoresponder entry (primary key) * owneruser - this is the numeric id of the user which the autoresponder belongs to (or 0 for a 'template' autoresponder) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:550_5.7.1_relaying_not_allowed_bad_sender_ip_address?rev=1542192349&do=diff 550 5.7.1 Relaying not allowed! Bad sender IP address This SMTP error message means that the computer which is sending the message is not permitted to send outgoing messages based on the VPOP3 SMTP Service's Access Restrictions. This is probably because someone is trying to send messages from outside your local network, and you have not configured VPOP3 to allow this. You have to be careful when allowing this, because you may configure VPOP3 to be an open-relay, which is a text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:exchange_2003?rev=1542192349&do=diff Setting up VPOP3 to work with Exchange 2003 The instructions below are for Exchange Server 2003. For other versions of Exchange see here. You can link VPOP3 to Exchange Server, so that Exchange Server sends outgoing mail through VPOP3 and VPOP3 sends any incoming mail directly to Exchange Server. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:ical_on_mac_osx?rev=1542192349&do=diff Configuring iCal on Mac OSX to connect to VPOP3's CalDAV service This requires VPOP3 v6 or later. The following instructions are for Mac OS X v10.7.5 but should work with similar versions. We have not been able to create an account by going to System Preferences text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:some_client_pcs_cannot_access_vpop3?rev=1542192349&do=diff Some PCs cannot access VPOP3 when VPOP3 is connected to the Internet This error happens when you have multiple TCP/IP subnets on your network. The computers which are on different subnets from the VPOP3 computer will not be able to see VPOP3 whilst VPOP3 is connected to the Internet (through a dial-up connection). Whenever VPOP3 is offline, it will work correctly. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:training_the_spam_filter?rev=1542192349&do=diff Training the VPOP3 Spam Filter The VPOP3 spam filter has a couple of mechanisms which can be used to 'train' it to distinguish between spam and not-spam. Bayesian Filter The Bayesian filter this looks at words in messages sent and received and their probabilities of being contained in spam and not-spam, and works out an overall probability of the message being spam or not-spam based on the combination of those probabilities. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_access_security?rev=1542192349&do=diff How To Setup VPOP3 Service Security VPOP3 can be configured to restrict access to its various services depending on the client computer's IP address. This is useful if you want to allow access from only certain IP addresses (eg within your LAN) and prevent access from other IP addresses (eg the Internet). text/html 2025-05-08T08:23:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_smtp_server_script?rev=1746692615&do=diff SMTP Server Lua Scripting The SMTP Server Lua Script is called SMTPSVR.LUA and can be edited from the Settings -> Scripts page in the VPOP3 settings. This script is called whenever an instance of the VPOP3 SMTP server is launched - ie whenever someone opens a connection to port 25 on the VPOP3 server to send it a message, whether from a local user or an incoming SMTP message. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_filtering?rev=1542192349&do=diff SMTP Service - Filtering The SMTP Server -> Filtering tab lets you set up filtering of messages going through the VPOP3 SMTP service. This may be incoming SMTP messages, or locally sent messages. SMTP Rules SMTP Rules let you create custom rules for processing messages as they go through the VPOP3 SMTP service. text/html 2023-01-18T15:57:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spam_filter_rules?rev=1674057433&do=diff Spam Filter Rules VPOP3 Versions 2.1.7 and later have a built-in spam filter system which supports a simple script language optimised for content- and spam-filtering of email messages. This reference contains a definition of the spam filtering script language supported by VPOP3. Note that as later versions of VPOP3 are released, more language features may be added, so this reference indicates in which version of VPOP3 a particular feature was added. text/html 2021-12-13T15:20:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_addfixedtexttosubject?rev=1639408804&do=diff Use the spam filter scripting to add fixed text to the subject on incoming messages This needs VPOP3 version 5 or later. This script allows you to add fixed text to the subject an incoming message, eg so that users can see that a message is an incoming rather than local message (be aware of weaknesses in this strategy - eg forwarded messages, spoofing of the marker, breaking DKIM message signatures, etc) text/html 2020-10-05T16:14:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_header?rev=1601914452&do=diff Increase the spam score for header marker This script is for the case where your ISP adds a header eg 'X-Spam: Yes' to the message header, and you want the VPOP3 spamfilter to quarantine messages with that marker. Add the following to the spamrules_userchecks.txt file. This script file only gets processed on incoming messages (the spamrules_localmail.txt script ends the processing of locally sent messages) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_longsenderdomain?rev=1542192349&do=diff Spamrules example - increase spam score for long sender domain This script is for the case where you to increase the spamminess of emails where the sender's email address contains a long domain. In this case we'll say if the sender's domain has 20 or more characters in the first section (between the @ and first .). Note that we do not necessarily recommend that you do this as it is not a very good indicator of spam, but it is something we've been asked for, so here it is. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_manylinks?rev=1542192349&do=diff Spamrules example - increase spam score if there are many links in the email This script is for the case where you to increase the spamminess of emails where the email contains many links - in this case we'll say if the email contains 10 or more links. Note that we do not necessarily recommend that you do this as it is not a very good indicator of spam, and will probably catch a lot of newsletter type emails, but it is something we've been asked for, so here it is. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_copybag?rev=1542192349&do=diff Spam Filter Rules: CopyBag Statement CopyBag Version 6.17+ Purpose Copies the contents of one bag into another bag The CopyBag statement requires an operator, “from bag” name and “to bag” name, in the format AddBag <operator> <from bag> <to bag> text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_subject?rev=1542192349&do=diff Increase the spam score for subject marker This script is for the case where your ISP adds a marker eg '[spam]' to the message subject, and you want the VPOP3 spamfilter to quarantine messages with that marker. Add the following to the spamrules_userchecks.txt file. This script file only gets processed on incoming messages (the spamrules_localmail.txt script ends the processing of locally sent messages) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_prune_rules?rev=1542192349&do=diff Prune Rules The Edit User -> Prune Rules tab can be used to create/edit rules which cause messages to be automatically deleted according to specified criteria. To add or edit a “prune rule”, press the Add Rule button. This will add a new rule to the table, with a set of default settings. Don't worry, this rule doesn't take effect until you press the Submit button. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:whats_new_in_version_5_webmail?rev=1542192349&do=diff What's new in version 5 webmail? This is a list of some of the most noticeable changes to VPOP3's webmail interface for version 5. For a more detailed list of changes, view our bugtracker. [VPOP3 Version 5 - mobile compatible webmail] Mobile compatible webmail If you access version 5 webmail from a mobile device, you will probably be redirected to the mobile compatible version. It is a cut-down version of Webmail, which retains the key features, but doesn't utilise the extra features which w… text/html 2022-10-01T11:36:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/start?rev=1664624204&do=diff VPOP3 Wiki Welcome to the VPOP3 Wiki. Here you will find VPOP3 documentation, FAQs and “How To” articles * FAQs * How Tos / Troubleshooting * Reference * Tips & Tricks If you want to add information, hints & tips, etc, you can register on this Wiki and modify or create new pages. Please don't ask questions on the Wiki; if you have a question, ask it on text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:add_a_user?rev=1542192349&do=diff Add a user To add a user account in VPOP3 is very simple. * Go into the VPOP3 settings * Press the Users button at the top of the page to view the user list * Press the New button to create a new user * Enter the user account name and password, and press text/html 2022-01-26T10:47:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendar_in_mozilla_lightning?rev=1643194055&do=diff Calendars in Mozilla Thunderbird The Thunderbird email client supports CalDAV calendars as standard. This can be used to access VPOP3's CalDAV server. To add a VPOP3 CalDAV calendar to Mozilla Thunderbirdis straightforward * Add the calendar to Thunderbird text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendar_on_ios?rev=1542192349&do=diff Configuring Calendar on iOS These instructions are for configuring a new Calendar account on iOS for iPhone, iPad and iPod Touch. The version of iOS used for these instructions is iOS v6.0, but they will probably work or help with other versions of iOS. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:creating_extra_smtp_services?rev=1542192349&do=diff Creating Extra SMTP Services In VPOP3 Enterprise (not VPOP3 Basic) you can create multiple SMTP services. This can be useful if you want VPOP3 to listen on different ports and/or have different settings. There are two ways of doing this. Have a single SMTP service listening on multiple ports or IP addresses text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:general_configuration_tasks?rev=1542192349&do=diff Initial Configuration Tasks After installing VPOP3, you will need to get into the VPOP3 settings. The easiest way of doing this is to find the VPOP3 Status Monitor in the Windows task tray. Right-click this icon, and choose 'VPOP3 Settings'. (If that doesn't work, see this article to troubleshoot Status Monitor problems). Alternatively, on the VPOP3 PC, you can go to Start text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:mozilla_thunderbird?rev=1542192349&do=diff How to configure Mozilla Thunderbird This article won't show you all the possible settings in Thunderbird, because there are so many. Thunderbird is one of the most powerful & flexible email clients available at the time of writing, especially if you use IMAP4 (with VPOP3 Enterprise). text/html 2019-02-06T17:10:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:postgresql_replication?rev=1549473031&do=diff PostgreSQL Replication PostgreSQL 9.1 (used in VPOP3 5 and later) supports replication from a 'Master' to a 'Slave' database server. This can be used with VPOP3 for having a near-realtime backup of your settings & messages. To use the replication, you need to have a file share which is accessible from both PCs. The thing to watch out for is that the PostgreSQL services may be running as a different user from the currently logged in user, so make sure that the user(s) which the PostgreSQL servi… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:setup_steps_for_multiple_pop3_accounts_at_the_isp?rev=1542192349&do=diff Setup steps for multiple POP3 accounts at the ISP * Set up all the local users you need in the 'Users' page in the VPOP3 settings. The usernames & passwords do not have to have any relation to the ISP's accounts. These are the details which the users will put in their email clients (eg Outlook) to collect their mail from VPOP3. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v3_-_move_message_store?rev=1542192349&do=diff How to move the VPOP3 Message Store to a new PC Use this option if you want to have VPOP3 running on one PC, but have the message store database on another PC. Manually Install PostgreSQL on the new PC Download the 'pgInstaller' version of PostgreSQL from the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_sending_high_volumes_of_unrecognised_mails?rev=1542192349&do=diff SMTP Relay Protection in VPOP3 SMTP Relay Protection should be used on ALL SMTP mail servers (such as VPOP3) which have a permanent connection to the Internet. You may also want to use it on servers which are only connected occasionally via a dial-up connection. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:bulk_add_users?rev=1542192349&do=diff Bulk Add Users VPOP3 contains a feature to quickly create several users, with default settings. From the Administration Settings -> Users page, you can click Bulk Add Users to launch a new window. You can then enter up to 10 users at a time, by specifying their usernames and passwords. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:global_signature?rev=1542192349&do=diff Global Signature You can set a Global Signature in VPOP3 by going to Settings -> Global Signature The Global Signature option lets you tell VPOP3 to add a standard piece of text or HTML to the bottom of all outgoing messages. You can create just a plain text, or text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:new_message_tab?rev=1542192349&do=diff New message tab The New message tab within VPOP3 webmail is where you prepare, edit and send messages, including replies and forwards. As you can see from the screenshot, the page is divided into two main sections: Menu bar General tab bar Status bar [New message tab - VPOP3 Version 5 Webmail] Page structure New message toolbar text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:quarantine_viewer?rev=1542192349&do=diff Spamfilter Quarantine Viewer Settings -> Spamfilter -> Quarantine Viewer The Quarantine Viewer lets you see messages which have been quarantined by the VPOP3 Spam Filter. As an administrator you can see quarantined messages for any user, and release them if appropriate. If you release a message, it will be sent into the original recipient's Inbox, not into your Inbox. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:sender_direct_settings?rev=1542192349&do=diff SMTP Direct Sender Settings Mail Connectors -> Mail Senders -> SMTP Direct Sender -> Settings tab The SMTP Direct Settings tab lets you set how VPOP3 will send mail using SMTP Direct DNS Servers to Use This setting tells VPOP3 the IP addresses of the DNS servers it should use to find the recipients' mail servers. Separate multiple addresses with commas. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_addrandomtexttosubject?rev=1542192349&do=diff Use the spam filter scripting to add random text to the subject on incoming messages This needs VPOP3 version 5 or later. This script is for the case where you want a message to the 'support' user to have the text [XXX-99999] added to an incoming message's subject if it does not already exist. Some people want this text to use as reference numbers for a text/html 2022-01-25T11:59:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_ipwhitelist?rev=1643111967&do=diff Allow messages through from a specific IP address This script allows messages through the spam filter if they arrive at VPOP3 from a specific SMTP sender (only when the message is sent directly to VPOP3 using SMTP, not via another server). Add the following to the spamrules_userlocal.txt file. This script file gets processed on all messages. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_rule_names_and_weights?rev=1542192349&do=diff Spam Filter Rules: Rule names and weights The script can designate names to refer to certain rules. This name is created using a DefineRule statement. If you the follow a statement by a word in square brackets, when that statement is actioned, VPOP3 will add the specified word to a list of 'matched conditions' which can be used in reporting. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_bulkscan?rev=1542192349&do=diff Spam Filter Rules: BulkScan Statement BulkScan Version 2.1.7+ Purpose Allows you to specify lots of search strings in one section without needing the verbose If statement The BulkScan statement requires a variable name and a limitless number of search specifiers, in the format text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:users?rev=1542192349&do=diff Users The Users page shows the list of users, as well as giving you some actions which you can perform use the user list. * Import users from file * Import users from Windows * Export users to file * Bulk Add Users * Edit User Welcome Message * Send Admin Message * Edit a User User List Outgoing Messages Just above the main user list is an entry Outgoing Message Queue. Clicking on this will let you see which messages are waiting to be sent out, and you can delete/ text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpclientallowadd?rev=1542192349&do=diff SMTPClientAllowAdd Action (VPOP3 Enterprise Only) This adds an entry to the SMTP Client Allow list. The data specified is: * IPAddress - the IP address to add. This can be an individual IP address or a CIDR address (IPv4 and IPv6 addresses are allowed) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpclientallowremove?rev=1542192349&do=diff SMTPClientAllowRemove Action (VPOP3 Enterprise Only) This removes an entry to the SMTP Client Allow list. The data specified is: * IPAddress - the IP address to add. This can be an individual IP address or a CIDR address (IPv4 and IPv6 addresses are allowed) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpclientblockadd?rev=1542192349&do=diff SMTPClientBlockAdd Action (VPOP3 Enterprise Only) This adds an entry to the SMTP Client Block list. The data specified is: * IPAddress - the IP address to add. This can be an individual IP address or a CIDR address (IPv4 and IPv6 addresses are allowed) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpclientblockremove?rev=1542192349&do=diff SMTPClientBlockRemove Action (VPOP3 Enterprise Only) This removes an entry to the SMTP Client Block list. The data specified is: * IPAddress - the IP address to add. This can be an individual IP address or a CIDR address (IPv4 and IPv6 addresses are allowed) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userruleactions?rev=1542192349&do=diff UserRuleActions Replacement Use: ~userruleactions~ <format string> ~end~ Required parameter: Account, RuleId This returns the message rule actions for the specified rule The format string can have the replacements * id - numeric ID of the action * type - action type text/html 2019-09-19T13:41:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:dnssec?rev=1568900489&do=diff DNSSEC DNSSEC (Domain Name System Security Extensions) is used to secure DNS records and prevent them from man-in-the-middle attacks and spoofing. DNSSEC has been around for 10 years, but it has generally not been widely adopted for various reasons, but it is text/html 2026-03-18T20:51:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:faq?rev=1773867093&do=diff Frequently Asked Questions Pre-Sales Questions * What is the difference between VPOP3 Basic/Standard and VPOP3 Enterprise? * Do I have to pay VAT? * Will I receive a VAT invoice? * What are the limitations of the Home User licence Sales Questions * How can I place an order? * Can I add two licences together? * I got a copy of VPOP3 via Trialpay and would like a refund General * How do I get support? * VPOP3 Roadmap * What do I do if I have lost my VPOP3 licence details?… text/html 2025-10-14T15:43:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:gdpr_hosted_vpop3?rev=1760456581&do=diff GDPR for hosted VPOP3 service (Since Brexit, the UK has “UK GDPR” instead of “EU GDPR”, so this document refers to UK GDPR) Also see GDPR for VPOP3 as most of that applies to the VPOP3 hosting service as well. This Data Processing Agreement is part of our hosted VPOP3 service terms. You can view the revision history by clicking on the 'clock' icon to the right. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:gdpr_other_hosting?rev=1542192349&do=diff GDPR for other hosting services (eg web hosting) As a hosted service provider, we are classed as a “Data Processor” under the GDPR regulations. For our hosting services: * Data is held in the UK. Data is not transmitted outside of the EU except at your explicit request or command. text/html 2021-06-29T08:35:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:smtp_relay_service?rev=1624955743&do=diff SMTP Relay Service FAQ We provide an SMTP Relay Service for many of our customers. The price starts from £40 (+VAT if applicable) per year, for up to 5000 messages, or 750MB, per month. How do I order the SMTP Relay Service? To order the SMTP relay service, either email text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:what_are_the_limitations_of_the_home_user_licence?rev=1542192349&do=diff What are the limitations of the Home User licence The VPOP3 Home User licence allows you to have up to 5 users for a lower price than the standard 5 user licence, but there are some restrictions in functionality. These are described below: * There is no Mailing List Server (you can still have distribution lists) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:what_is_postgresql?rev=1542192349&do=diff What is PostgreSQL? PostgreSQL is an SQL database engine. VPOP3 and PostgreSQL In VPOP3 2.x, VPOP3 uses a database engine called SQLite for its database needs. SQLite has limited locking facilities, so on busy systems we encountered problems where databases would need very frequent updates, and the lock limitations would cause the updates to take a long time. For this reason we added optional support for PostgreSQL to later versions of VPOP3 2.x. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:450_4.3.2_content_filter_timeout?rev=1542192349&do=diff 450 4.3.2 Content Filter Timeout If you get this error appearing when messages are sent to VPOP3, either in a bounce message, or in the VPOP3 status monitor, it means that the VPOP3 computer filter is taking more than the allowed amount of time (usually 60 seconds). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:automatically_forwarding_spam_to_the_pscs_spamtraps?rev=1542192349&do=diff How to automatically forward spam to the PSCS spamtrap Spam filter companies use “spamtraps” to catch samples of spam for analysis so filters can be updated. We do this here as well. Most types of spam are already caught by our spam traps, however sometimes people get lots of spam which gets through the filter because their particular type of spam does not currently get sent to our spam traps. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendars?rev=1542192349&do=diff Calendars To use the calendar facility in VPOP3 you need a CalDAV aware client. We have tested it with the free Mozilla Sunbird & Lightning products as well as the emClient email client. These products need a URL to be able to access the CalDAV data store. Once you have the URL (see below), copy it into the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendars_on_em_client?rev=1542192349&do=diff Calendars on eM Client If you have used CalDAV calendars on Mozilla Lightning/Sunbird, then the eM Client configuration is quite different, but simple. To add a CalDAV account to eM Client * Go to Tools -> Accounts * Click New Account... * Open the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:create_a_connection_method?rev=1542192349&do=diff How to Create a Connection There are two ways that VPOP3 can be configured to connect to the Internet. Which one you use depends on the service provided by your ISP. Using a Permanent 'Always On' Connection This is the most common connection method. It assumes you are connecting to the Internet via a router which is permanently connected. In this scenario VPOP3 simply needs to connect to the router so setting up VPOP3 is very simple. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:create_a_mail_sender?rev=1542192349&do=diff How to create a Mail Sender In VPOP3 a Mail Sender tells VPOP3 how to send mail out to another mail server, usually for sending mail across the Internet. To create a mail sender, go to the VPOP3 Settings, then Mail Connectors. In the Mail Senders section on the left, choose text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:email_-_fax?rev=1542192349&do=diff How to send a fax by email using the VPOP3 FaxServer VPOP3 2.1.0 and later together with the VPOP3 FaxServer software allows you to send specially crafted emails to VPOP3 to have them sent as faxes. To do this, send an email to fax@<yourdomain> . The email subject will be the subject of the fax used on the fax cover page. The email should be in plain text (not text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:error_message_after_sending_rcptto_-_error_0_-_text_550_5.7.1_relaying_not_allowed_bad_sender_ip_address?rev=1542192349&do=diff Error message after sending RCPTTO: - error 0 - text 550 5.7.1 Relaying not allowed! Bad sender IP address If you get this error message from within Webmail, then it usually means that the SMTP service access restrictions are blocking Webmail from sending mail. text/html 2025-08-18T15:13:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:forward_messages_to_an_external_address?rev=1755529986&do=diff How to Forward Messages to an External Address There are two possible methods to forward messages to an external address: * Use this method if it is for a person who might want to receive their email whilst in the office and/or get the mail sent to an external address. text/html 2026-03-18T20:20:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:how_to?rev=1773865250&do=diff "How To" Articles Installation/Upgrades * Download VPOP3 * Install VPOP3 * Move VPOP3 * Upgrade VPOP3 * Upgrade VPOP3 to version 5.x or 6.x from version 4 or earlier * Upgrade VPOP3 to version 7.x from version 6 or earlier * Upgrade VPOP3 to version 8.x from version 7 or earlier * Upgrade VPOP3 to version 9 or later from version 7 or 8 * Performance Requirements * Installation Checklist General Configuration * Initial Configuration * Users * Add an Alias * Create… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:installing_postgresql_database_on_another_port?rev=1542192349&do=diff How to install PostgreSQL to use another port If the VPOP3 computer has a version of PostgreSQL older than version 8.3 installed for other software, and you can't/don't want to remove that you need to set up the PostgreSQL 8.3 or later for VPOP3 to use a different TCP/IP port number. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:iphone?rev=1542192349&do=diff Setting up an iPhone/iPad/iPod Touch To set up an iPhone to access VPOP3's mail, you first of all need to configure VPOP3 to allow access by remote users (unless you will only be using the iPhone in the office, connected via WiFi to the office LAN). Adding the mail account to your iPhone/iPad text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:localhost_missing_from_vista_hosts_file?rev=1542192349&do=diff Localhost missing from Vista HOSTS file The PostgreSQL database server needs to be able to resolve the 'localhost' name for it to run. On some Windows Vista installations, the HOSTS file seems to be missing the localhost entry (usually it is there, but it seems to be a common problem for it not to be there). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:outlook_2003?rev=1542192349&do=diff How to configure Outlook 2003 Email (to be completed) Address Book To configure Outlook to use the VPOP3 global address book, go to Tools -> E-Mail Accounts in Outlook Then choose Add a new directory or address book and press Next Choose Internet Directory Service (LDAP) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:performance_requirements?rev=1542192349&do=diff Performance Requirements The performance requirements for VPOP3 depends on many factors, so we can't give specific details for any scenario. How to detect limiting factors * Use the Windows Performance Monitor (perfmon.msc) * Add counters for: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:restore_a_backup_of_vpop3?rev=1542192349&do=diff How to Restore a backup of VPOP3 The instructions below are to restore a full backup. You may also be able to recover deleted messages if you do not need to restore a full backup. Version 5 or later If you just need to restore a database backup, see steps 4 to 7 below. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:route_mx_sent_direct_outbound_mail_through_your_isp_s_relay_server?rev=1542192349&do=diff Route MX Sent (Direct) Outbound Mail Through Your ISP Some mail providers (for example Hotmail, AOL and GMail) will reject mail sent from servers running on dynamic IP addresses. It is possible to route such mail through your ISP's relay server whilst still sending most mail direct to the recipient server using MX text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:savservice.exe_runs_at_90_and_slows_the_computer_down?rev=1542192349&do=diff SAVSERVICE.EXE runs at 90%+ and slows the computer down If you are using Sophos Antivirus on the VPOP3 computer, you may encounter a situation where the computer runs very slowly. If you use the Processes tab in TaskManager you may notice that the SAVSERVICE.EXE process is using most of the CPU. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:seeing_where_a_message_came_from?rev=1542192349&do=diff Seeing where a message came from Sometimes you need to check to see where a message really came from. The 'From:' email address is easily forged, so that cannot be relied upon. The first thing you have to do is to get the full message headers. These may look daunting, but are very useful for problem diagnosis. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:sender_policy_framework?rev=1542192349&do=diff Sender Policy Framework / SPF SPF is a system used to tell mail servers which IP addresses can send mail from which domains. It is designed to reduce 'spoofing' of email addresses. For instance, if you receive an email message from your bank, your mail software can check that it came from an IP address authorised to send mail from your bank, and treat the message with suspicion if it didn't come from an authorised IP address. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:sending_mail_from_different_email_addresses_or_domains?rev=1542192349&do=diff Sending mail from different email addresses or domains VPOP3 does not (by default) place any restrictions on which email addresses or domains you can send mail from. However, there may be external restrictions on which email addresses/domains you can send from. For instance, if you send mail through your ISP's mail server, they may only allow you to send mail from specific addresses, or the domain you send mail from may have a sender policy defined, such as text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:sharing_folders?rev=1542192349&do=diff Sharing IMAP4 folders Some email clients will allow you to share IMAP4 folders from within the client itself (eg eM Client) or have plugins to allow this (eg Mozilla Thunderbird with the Imap-ACL extension). In that case, you will need to see the documentation for that to set up sharing. text/html 2020-07-22T10:32:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:signing_outgoing_mail_with_dkim?rev=1595413960&do=diff Signing outgoing mail with DKIM DKIM, also known as DomainKeys Identified Mail, is a form of email authentication that digitally signs emails to prove that they were sent from authorized domains and aren't fake emails. Companies like Google and Yahoo use DKIM to sign their emails and it is becoming ever more popular. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:timeout_while_vpop3db_is_starting?rev=1542192349&do=diff Timeout while VPOP3DB is starting (Note that VPOP3 v6.11 and later, the service startup system has changed so it should not suffer from this problem) When VPOP3DB starts up, the service control manager component waits a set time for a response from the database server before it knows the service has started. If the PC is going slow (eg after a Windows update or if the PC is just slow) then this wait may not be long enough. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:unable_to_access_webmail_admin_when_using_kaspersky_internet_security?rev=1542192349&do=diff Unable to access Webmail/Admin when using Kaspersky Antivirus/Internet Security If you are unable to access Webmail/Admin when using Kaspersky Antivirus/Internet Security, it may be Kaspersky which is blocking the site. One user has reported that you can solve this by the following steps: - Go to the Kaspersky Web Anti-virus Section - Add the server text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:users?rev=1542192349&do=diff User Administration * Add a User * Delete a User * Changing a user's password * Remove user from Everyone List * Configure Email Signatures text/html 2018-12-05T15:25:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v3_-_move_message_store_folder?rev=1544023524&do=diff v3/4 - Move the message store to a new folder/drive This guide assumes you want to just move the VPOP3 message store/database to a new folder on the same PC, and leave the VPOP3 installation directory where it is. * Stop VPOP3 * Stop PostgreSQL text/html 2018-12-05T15:25:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v3_-_move_to_a_new_folder?rev=1544023541&do=diff How to move VPOP3 V3 to a new folder This guide assumes you want to move the whole of VPOP3 (including the message store) to a new folder on the same PC * Stop VPOP3 * Stop PostgreSQL * Remove the PostgreSQL service * Move VPOP3 to the new folder text/html 2019-11-12T16:10:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v5_-_move_the_message_store_to_a_new_folder_drive?rev=1573575042&do=diff v5 - Move the message store to a new folder/drive Here is an alternative method, which may be simpler, but only moves the data, not the whole database store (which is a subtle difference) This guide assumes you want to just move the VPOP3 message store/database to a new folder on the same PC, and leave the VPOP3 installation directory where it is. text/html 2021-03-19T16:01:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v5_-_move_to_a_new_folder?rev=1616169708&do=diff How to move VPOP3 V5+ to a new folder This guide assumes you want to move the whole of VPOP3 (including the message store) to a new folder on the same PC * Stop VPOP3 * Stop VPOP3DB * Remove the VPOP3DB service * Move VPOP3 to the new folder text/html 2025-10-06T15:24:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_antivirus_update_error_-_error_11?rev=1759764259&do=diff VPOP3 Antivirus Update Error - Error 11 If you receive an “Error 11” when VPOP3 Antivirus is attempting to upgrade, then this means that it cannot download the antivirus updates from the Internet * Make sure you are using the latest version of the VPOP3AV plugin. You can check the version in the Settings text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:your_connection_has_been_blocked_temporarily_-_try_again_later?rev=1542192349&do=diff Error message: Your connection has been blocked temporarily - Try again later If you get an error message in your email client software saying Your connection has been blocked temporarily - Try again later or Server access temporarily blocked! Please try again later text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:spellcheckaddword?rev=1542192349&do=diff SpellCheckAddWord This adds an entry to the user's custom spell check dictionary The data specified is: * Formaction - SpellCheckAddWord * Word - word to add * Action - ignore (don't mark the word as incorrect) or exclude (always mark the word as incorrect) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userruleactions?rev=1542192349&do=diff UserRuleActions Replacement Use: ~userruleactions~ <format string> ~end~ Required parameter: RuleId This returns the message rule actions for the specified rule The format string can have the replacements * id - numeric ID of the action * type - action type text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:autoresponders_v3_v4?rev=1542192349&do=diff Autoresponders - v3 and v4 This section lets you define an autoresponder for a user. An autoresponder is a message which is sent back in response to a message which arrives in this user's mailbox. The Autoresponder Type can be set to None, Simple Autoresponder text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:groups?rev=1542192349&do=diff Groups In VPOP3 a 'group' is mainly an administrative feature. If you only wish to have a list of email addresses to send messages to under one address, you should use the 'List' feature instead. The main function of Groups is to let you set certain user attributes for a whole group of users at once. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lists?rev=1542192349&do=diff Lists The Lists section in VPOP3 lets you view and manage the various types of 'List' which VPOP3 supports * Distribution Lists * Mailing Lists * Forwardings * ODBC Mailing Lists * Groups Using a list A list will contain zero or more 'members' (usually email addresses) which can be messaged all at once. To send a message to all the members of a list, you will usually send an email to the listname at a valid domain. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:message_headers?rev=1542192349&do=diff Message Headers This article describes some of the headers which VPOP3 can add to messages. Note that some of these may be added by customisable scripts used by VPOP3, so may not match exactly, but the descriptions below are for the defaults distributed with VPOP3. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_load_limiting?rev=1542192349&do=diff SMTP -> Load Limiting tab This page is reached from Services -> SMTP Server, then the Load Limiting tab. Here you can set limits on how many active SMTP sessions there are, and other related settings. This lets you limit the load on the VPOP3 server. This is especially important if VPOP3 is performing spam filtering on incoming SMTP messages, because the spam filter can add considerable load. You can reduce the spamfilter load by using the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_assignments?rev=1542192349&do=diff Spam Filter Rules: Assignments You can assign values to variables using the syntax ${variable} = value | ${variable} Assignment operators The spam filter rules support the following assignment operators: = Specify the value of the variable to equal the value after the assignment operator text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_comments?rev=1542192349&do=diff Spam Filter Rules: Comments In the spam filter scripts, blank lines are ignored. Any line beginning with a # character is treated as a comment. Comments must be on a line of their own; there is no way to add a comment to the end of a line. Examples text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_addbayesham?rev=1542192349&do=diff Spam Filter Rules: AddBayesHam Statement AddBayesHam Version 2.1.7+ Purpose Adds the current message to the 'not-spam' (or 'ham') Bayesian database Example Add the message to the 'not-spam' database if score is less than 100 If ${Score} < 100 AddBayesHam EndIf text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_addbayesspam?rev=1542192349&do=diff Spam Filter Rules: AddBayesSpam Statement AddBayesSpam Version 2.1.7+ Purpose Adds the current message to the 'spam' Bayesian database Example Add the message to the 'spam' database if score is 100 or more If ${Score} >= 100 AddBayesSpam EndIf text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_addheader?rev=1542192349&do=diff Spam Filter Rules: AddHeader Statement AddHeader Version 2.1.7+ Purpose Allows you to add, replace or remove the specified header line in the message headers The AddHeader statement requires the full header line in one continuous string, in the format text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:summary_log_file_format?rev=1542192349&do=diff Summary Log File Format VPOP3 creates a file called SUMMARY.LOG in the VPOP3 directory which contains summary information which is compiled daily into a daily summary reports sent to the administrator. VPOP3 can keep these summary logs in a subdirectory called text/html 2026-02-19T17:56:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:temporary_files?rev=1771523787&do=diff Temporary Files This is for files in the VPOP3\_temp folder Most of the filename is the hexadecimal timestamp (in Windows 'FILETIME'/65536 form) with a 4 digit hex sequential number afterwards. The first letter or two (usually G-Z) can tell something about what caused the file. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_autoresponder?rev=1542192349&do=diff Autoresponder An autoresponder is a way of automatically replying to messages as they arrive in a user's mailbox. In VPOP3, an incoming message must arrive in a user's mailbox for the autoresponder to trigger. If you use forwards, assistants, mappings, etc to divert a message before it arrives in the mailbox, the autoresponder will never trigger. If you want to use an autoresponder, but not keep the original message, then make sure the message arrives in the mailbox (eg by using an 'Assistant'… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:webmail_tabs?rev=1542192349&do=diff Webmail Tabs From version 4 onwards, VPOP3 webmail has a tabbed structure, which enables you to move between various screens with minimal effort. By using tabs, the entire webmail can be loaded in one go - so there is no need to waste time and bandwidth by downloading the same key components each time you switch between the various parts of the webmail. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/tipideas:ideas?rev=1542192349&do=diff Tips & Tricks Suggestions Put any suggestions for future “tips & tricks” ideas here, and we'll try to add them over time.