I am afraid to install CU3 and make things worse. So far all email is being queued at the Exchange Server 2013. I cannot find any references from such Winsock error that are related to Exchange 2013. Either there are no alternate hosts, or delivery failed to all alternate hosts. on port 1/ cpe:/a:ibm:lotusdomino/ match imap m OK Kerio Connect (w. Winsock error code: 10051, Win32 error code: 10051." Attemptedįailover to alternate host, but that did not succeed. It used to be 5, but some smtp services have lately been instituting an. Remote Server at (74.125.136.26) returned '441 4.4.1 Error encountered while communicating with primary target IP address: "Failed to connect. If from the same Exchange server I telnet to an Internet email host:25 I do get the smtp banner but as soon as I start typing HELO/EHLO I get disconnected and errors are logged.Įrrors when sending emails to any emails address (this is from an email sent to google, all others are the same): I am suspecting something in the firewall but i need to do some more research. Tip: connection refused usually means the port (IMAP 143) is closed and you need to use a secure port (993). Check the connection from Kerio Control SSH for the required port (IMAP, SMTP) using the Telnet tool. After a few megabytes, press Stop and Download. The problems are sending emails to Internet. Click Start and after try to fetch or send emails. Our Exchange 2013 receives emails internally and externally with no problems. I created a new Internet send connector with default values, but the same We have now removed the Kerio server, I also removed the kerio_Send_Connector I was using to send emails to internet and I also changed the email domain in Exchange to be authoritative. Our exchange 2013 CU2 (CAS+MBX, Win2012) was sending emails to Internet using another server (a kerio email server) and outbound internet email was working as expected.
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