Can you telnet to port 25 of 148.244.85.213 from the LISTSERV machine, or not? If you can't, then the problem is outside of LISTSERV. Nathan At 11:17 AM 1/24/2007 -0600, you wrote: >Hello again. > >I will try to be more specific about the problem we have with ListServ 14.5 on a Windows 2000 server machine. I hope I can make my self clear this time. > >Everything was working just fine: >-Windows 2000 Server IP 200.56.226.202 >-ListServ 14.5 >-Mirapoint from Razor Gate as the SMTP IP 200.56.226.203 >-site.cfg > NODE=DIDAGE.ORG.MX > SMTP_FORWARD=200.56.226.203 > SMTP_FORWARD_1=4*200.56.226.203 > MYDOMAIN=DIDAGE.ORG.MX > >Then my ISP asked us to change the IP because they had to change their IP's blocks. >So we proceeded to do the changes: >-We changed the Windows Server IP. (148.244.85.212) >-We changed the Mirapoint IP. (148.244.85.213) >-We changed the site.cfg file: > NODE=DIDAGE.ORG.MX > SMTP_FORWARD=148.244.85.213 > SMTP_FORWARD_1=4*148.244.85.213 > MYDOMAIN=DIDAGE.ORG.MX >-We also changed the DNS records (A and MX too). > >Now we can't send any email throghout the ListServ. >The log file says that the ListServ is receiving emails. > >Thanks to all of you, who had responded to us we have did some tests to see what's wrong, but none of this was usefull: >-Disabling and enabling the Firewall (OfficeScan, by the way). >-We have the Group Mail software and it worked fine, we can send emails through it. >-We tried with less SMTP workers. >-A log file (SMTPS#1-20070124.LOG) example line: 24 Jan 2007 00:00:12 Receive error: Unknown error [10060] > >So please let me know if I have missed something in the configuration or what. > >Best regards,