Solutions Pro » Router http://www.solutions.pro Information Technology Helpdesk Tue, 14 Sep 2010 05:41:25 +0000 http://wordpress.org/?v=2.9.1 en hourly 1 Firewall, NAT and DNS, reverse DNS entries do not match Error http://www.solutions.pro/firewall-nat-dns-rdns-entries-do-not-match-error-163/ http://www.solutions.pro/firewall-nat-dns-rdns-entries-do-not-match-error-163/#comments Fri, 02 Oct 2009 20:49:34 +0000 dotpro http://www.solutions.pro/?p=163 If you host your own email behind a NAT device or firewall, you've probably seen this issue come up at least once in your enterprise. Recently, I've received some complaints about exchange 2007 bouncing email messages with error messages like this:

mxi5p.craigslist.org #554 5.7.1 Read More

]]> If you host your own email behind a NAT device or firewall, you've probably seen this issue come up at least once in your enterprise. Recently, I've received some complaints about exchange 2007 bouncing email messages with error messages like this:

mxi5p.craigslist.org #554 5.7.1 Read More

]]> http://www.solutions.pro/firewall-nat-dns-rdns-entries-do-not-match-error-163/feed/ 1 Email Server Generates “#500 Firewall Error##” Error http://www.solutions.pro/email-server-generates-500-firewall-error-error-8/ http://www.solutions.pro/email-server-generates-500-firewall-error-error-8/#comments Fri, 31 Jul 2009 17:55:14 +0000 dotpro http://www.solutions.pro/?p=8 We upgraded our mail server recently to Microsoft Exchange 2007 and users started experiencing problem sending emails to multiple recipients on same domain.

The error message:
Diagnostic information for administrators: Read More

]]> We upgraded our mail server recently to Microsoft Exchange 2007 and users started experiencing problem sending emails to multiple recipients on same domain.

The error message:
Diagnostic information for administrators: Read More

]]> http://www.solutions.pro/email-server-generates-500-firewall-error-error-8/feed/ 0