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10:15, 16 March 2024 Ebroch talk contribs created page Certificate (Created page with "'''Security Certificate''' To configure a SSL certificate for TLS and/or SSL over SMTP: 1) Create a private key using the triple des encryption standard (recommended): # openssl genrsa -des3 -out servercert.key.enc 1024 2) Remove the pass phrase from the private key: # openssl rsa -in servercert.key.enc -out servercert.key 3) Generate Certificate Request # openssl req -new -key servercert.key -out servercert.csr 4) Go to [http://www.discountwebcerts.com/i...")
10:15, 16 March 2024 Ebroch talk contribs created page Tcpserver options/flags (Created page with "tcpserver controls most of your QMT daemons (pop, smtp, etc.). There are many options you can add/edit/change to get different results depending on your environment. The options listed below were taken from http://cr.yp.to/ucspi-tcp/tcpserver.html General options: * -q: Quiet. Do not print error messages. * -Q: (Default.) Print error messages. * -v: Verbose. Print error messages and status messages. Connection options: * -c n: Do not handle more th...")
10:14, 16 March 2024 Ebroch talk contribs created page Tcp.smtp (Created page with "Located at /etc/tcprules.d/, tcp.smtp is a 2 line (default toaster) file that orchestrates many of the QMT functions. It is the traffic cop in a busy intersection, controlling SMTP processing alternatives. If you're running another MTA in concert with QmailToaster, or you have an unusual or complicated setup, the following might not be applicable to you. If that is the case, you should take your problem straight to the mailing list. Hopefully this page will eventually c...")
10:13, 16 March 2024 Ebroch talk contribs created page Configuring SRS on Toaster 1.03-1.3.13+ (Created page with "First you need to configure some parameters in /var/qmail/control. Do the following: echo srs.YOURDOMAIN > /var/qmail/control/srs_domain echo SECRET > /var/qmail/control/srs_secrets YOURDOMAIN: Replace with your domain name, e.g. srs.foo-bar.com SECRET: Replace with a random string Important! You MUST create a MX record for srs.YOURDOMAIN pointing to your server. Optional parameters: echo 7 > /var/qmail/control/srs_maxage echo 4 > /var/qmail/control/srs_hashle...")
10:13, 16 March 2024 Ebroch talk contribs created page Fetchmail (Created page with "=== fetchmail ===")
10:11, 16 March 2024 Ebroch talk contribs created page SURBL (Created page with "SURBLs (SURBL - Spam URI Realtime Blocklists) differ from most other RBLs in that they're used to detect spam based on message body URIs (usually web sites). Unlike most other RBLs, SURBLs are not used to identify spam senders. Instead they allow you to identify messages that have spam hosts which are mentioned in message bodies. Here's how to get emails checked against [http://www.surbl.org SURBL] via SpamAssassin with QMailToaster. REQUIRES: current spamassa...")
10:10, 16 March 2024 Ebroch talk contribs created page Spamassassin (Created page with "SpamAssassin is a mail filter to identify spam. It is an intelligent email filter which uses a diverse range of tests to identify unsolicited bulk email, more commonly known as Spam. These tests are applied to email headers and content to classify email using advanced statistical methods. In addition, SpamAssassin has a modular architecture that allows other technologies to be quickly wielded against spam and is designed for easy integration into virtually any email syst...")
10:10, 16 March 2024 Ebroch talk contribs created page Clamav (Created page with "== About ClamAV == From: [http://www.clamav.net Clamav.net] ClamAV is an open source (GPL) antivirus engine designed for detecting Trojans, viruses, malware and other malicious threats. It is the de facto standard for mail gateway scanning. It provides a high performance mutli-threaded scanning daemon, command line utilities for on demand file scanning, and an intelligent tool for automatic signature updates. The core ClamAV library provides numerous file format detect...")
10:09, 16 March 2024 Ebroch talk contribs created page Domainkeys (Created page with "= Introduction = What are DomainKeys? See [http://antispam.yahoo.com/domainkeys Yahoo!'s DomainKeys page] for an explaination and further resources. This is a step by step guide for setting up DomainKeys on QmailToaster. It includes modifications needed to DNS. This guide assumes you have installed QmailToaster and have created at least one domain. The example name for your domain used throughout this guide is ''yourdomain.com''. The example DomainKey Selector name (...")
10:09, 16 March 2024 Ebroch talk contribs created page Spamdyke (Created page with "== Background == Spamdyke provides pre-transmission spam filtering, and should be used in addition to SpamAssassin, which provides post-transmission spam filtering. Spamdyke is available from [http://www.spamdyke.org/ the spamdyke website]. See that site for details. While a few of spamdyke's capabilities are already provided with the stock QMail-Toaster, spamdyke provides some additional spam fighting capabilities such as graylisting and enhanced blacklist/whitelist pr...")
10:08, 16 March 2024 Ebroch talk contribs created page SPF (Created page with "How to set up SPF on my Qmailtoaster : Erik Espinoza 01:15, 11 Sep 2005 (PDT) : Dan McAllister 16:33, 28 November 2008 (EST) '''What is SPF''' SPF is a tool used to defend against SPAM -- unwanted email messages. Originally named "Sender Permitted From", the re-named "Sender Policy Framework" was created in 2003, and is an attempt to identify and control one specific type of SPAM: ''forged'' messages. A ''forged'' email message is one that purports to be from...")
10:08, 16 March 2024 Ebroch talk contribs created page RBLs (Created page with "A DNS-based Blackhole List (DNSBL, also known as Real-time Blackhole List or RBL), is a means by which an Internet site may publish a list of IP addresses in a format that can be easily queried by mail servers on the Internet. These addresses are those of known spammers or open relays, which are places from which you do not want to receive email. If an email comes from one of these addresses, it can be rejected as spam. There is a [http://en.wikipedia.org/wiki/DNSBL#DNSB...")
10:08, 16 March 2024 Ebroch talk contribs created page Chkuser (Created page with "chkuser configuration is not configurable on the fly. Configuration settings currently in use are documented at /var/qmail/doc/chkuser_settings.h. To tailor your chkuser settings, use the following procedure (provided by Nick): # rpm -Uvh qmail-toaster*.src.rpm # cd /usr/src/redhat/SPECS (assuming you are using CentOS 4) edit qmail-toaster.spec. find 'sleep 5' (should be line 606). change 5 to 300 (5 seconds to 300 seconds). save. # rpmbuild -bb --with cnt40 q...")
10:02, 16 March 2024 Ebroch talk contribs created page Tlsserverciphers (Created page with "'''tlsserverciphers''' man '''qmail-smtpd''' excerpt: A set of OpenSSL cipher strings. Multiple ciphers contained in a string should be separated by a colon. If the environment variable '''TLSCIPHERS''' is set to such a string, it takes precedence.")
10:01, 16 March 2024 Ebroch talk contribs created page Tlsclients (Created page with "'''tlsclients''' man '''qmail-smtpd''' excerpt: A list of email addresses. When relay rules would reject an incoming messages, '''qmail-smtpd''' can allow it if the client presents a certificate that can be verified against the CA list in clientca.pem and the certificate email address is in tlsclients.")
10:01, 16 March 2024 Ebroch talk contribs created page Timeoutsmtpd (Created page with "'''timeoutsmtpd''' man '''qmail-smtpd''' excerpt: Number of seconds '''qmail-smtpd''' will wait for each new buffer of data from the remote SMTP client. Default: 1200.")
10:00, 16 March 2024 Ebroch talk contribs created page Spfrules (Created page with "'''spfrules''' man '''qmail-smtpd''' modified excerpt: You can add a single line with SPF rules (also known as SPF mechanisms) that will be checked before other SPF rules would fail. This can be used to always allow certain machines to send certain emails. As an example, an spfrules file that contains the line '''ip4:192.0.0.1/24''' would allow the local qmail-toaster to receive Email from one of its supported domains from any host with the ip addresses 192.0....")
10:00, 16 March 2024 Ebroch talk contribs created page Spfguess (Created page with "'''spfguess''' man '''qmail-smtpd''' excerpt: You can add a line with SPF rules that will be checked if a sender domain doesn't have an SPF record. The local rules will also be used in this case.")
09:59, 16 March 2024 Ebroch talk contribs created page Spfexp (Created page with "'''spfexp''' man '''qmail-smtpd''' excerpt: You can add a line with an SPF explanation that will be shown to the sender in case of a reject. It will override the default one. You can use SPF macro expansion.")
09:59, 16 March 2024 Ebroch talk contribs created page Spfbehavior (Created page with "'''spfbehavior''' - Set to a value between 1 and 6 to enable SPF checks: * '''0''' to disable. * '''1''' selects ’annotate-only’ mode, where ''qmail-smtpd'' will annotate incoming email with ''Received-SPF'' fields, but will not reject any messages. * '''2''' will produce temporary failures on DNS lookup problems so you can make sure you always have meaningful Received-SPF headers. * '''3''' selects ’reject’ mode, where incoming mail will be rejected if...")

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