Mail not delivering to Exchange

  • Thread starter Thread starter arstacey
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arstacey

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*NOTE - I accidentally posted this in the VE forum. Reposting here and going to try and delete the other.

I have had proxmox mail gateway 2.6 running for two years now with little to no trouble. Last night, I migrated both my proxmox and Exchange 2010 virtual machines to a new esxi host. Powered them down, moved them to the new host, powered them back up.


Mail is being delivered to the proxmox server. I have about 180 messages in the mail queue. I can send mail out from Exchange. But proxmox is not delivering the mail to the exchange server. They are both on the same virtual switch, connected to the same physical switch. Each device can ping the other as well as anything on the internet. I can telnet from proxmox to exchange port 25. But the cache will not flush. If I manually choose flush cache it will change from 180 to a much smaller number, but on refresh they are all back. The messages all have this kind of log entry in the cache page:

[TABLE="class: cms_table, width: 700"]
[TR="bgcolor: #FFF3BF"]
[TD="class: cms_table_htmltablerow1"]Wed Oct 17[/TD]
[TD="class: cms_table_htmltablerow1"]10:02:42[/TD]
[TD="class: cms_table_htmltablerow1"]7[/TD]
[TD="class: cms_table_htmltablerow1"]SIW@marketing.cygnusb2bmail.com[/TD]
[TD="class: cms_table_htmltablerow1"][target email address is here][/TD]
[/TR]
[TR]
[TD="class: cms_table_htmltablerow2, colspan: 5"]SMTP RESULT: host 172.16.42.24[172.16.42.24] refused to talk to me: 421 4.4.1 Connection timed out

Any idea what the problem could be?[/TD]
[/TR]
[/TABLE]
 
Nevermind. This ended up being an exchange issue. Though I restarted the server several times, restarting the information store service seemed to fix everything.