Troubleshooting SMTP server publishing rules

Monday, 13 December 2004, 3:42 PM EST

One of the most common Server Publishing Rule scenarios is for SMTP servers. SMTP Server Publishing Rules allow you to publish SMTP servers on an ISA firewall Protect Network. The SMTP server can be a dedicated SMTP relay, or it can be the endpoint of the inbound e-mail messages, such as you Exchange Server. The SMTP Server Publishing Rule allows inbound connections to TCP port 25 through the ISA firewall to the SMTP server on the ISA firewall Protected Network. SA firewall SMTP server publishing is popular, but along with its popularity comes a lot of troubleshooting issues. In this article we’ll take a look at one approach to troubleshooting SMTP Server Publishing Rules.

By Thomas Shinder at ISAserver.org

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