Inbound smtp is fine pointing at the virtual but telnet tests other systems on port 25 show that I am showing up at the remote systems as the global nat'd ip instead of my public ip for the mail cluster. The firewall is translating on the actual ip of the active cluster node instead of the...
Are you using Blackberry Enterprise Server software? Make sure that you are allowing the ports required by BES are open for both directions of traffic.
Is it possible on a PIX 515 to establish a static map between a multiple internal IP's to a single external IP? This is allow reverse dns lookup on outbound smtp mail
case in point (exchange cluster)
node 1 172.16.xx.1 => 12.xx.xx.xx.123
node 2 172.16.xx.2 => 12.xx.xx.xx.123
external mx =...
We reviewed a number of vendors and I have to recommend TrendMicro's ScanMail and eContent Manager. eContent manager allows you to manage your own filtering without being totally dependent on an outside source to determine what is or is not spam.
Ken B.
I have an exchange 2K active/passive cluster cluster which has seperate IP's for each node and the cluster. My PIX has a static statement which between public and private for the cluster IP. This is fine for incoming mail but reverse DNS lookups fail for outbound SMTP traffic because the active...
I am trying to find a solution to a problem being caused by reverse dns lookups on smtp mail.
Enivronment - Exchange 2k sp4 active /passive cluster
Cisco PIX firewall w/mailguard disabled and static route defined between public and cluster IP address.
test telnet sessions to...
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