Actually I am facing issue after upgrading domino from version 7.0.1 to r8.5. the Domino server is placed in DMZ area. In old environment the domino server was having two network interfaces, one was connected to DMZ (IP Address 192.168.20.1) and the other was connected to internal core switch (IP was 10.10.3.24). all the LAN users were connecting direct to domino server. I upgraded domino server from version 7.0.1 to r8.5 then they removed internal link (disabled the NIC which was connecting directly to the internal core switch) due to security reason. Now all the LAN users and servers are connecting through firewall and not direct. They have bind the LAN users request which is coming through IP 10.10.3.* to one IP address which is 192.168.20.48 (the DMZ IP Address) and the LAN servers request which is coming through IP 10.10.4.* to one DMZ IP Address which is 192.168.20.2 to send and receive email though Domino Server which is placed in DMZ with IP Address 192.168.20.1.
Now there is an Oracle application which is sending SMTP email to outside through Domino Server. The Oracle developer is sending email to outside from his PC to his internal Application server and from internal application server to DMZ Domino server. After upgraded to r8.5 the only change is, they have removed all the IP entries from “Exclude these connecting hosts from Anti-relay checks” and placed the entry [192.168.20.*] (as I have mentioned they have bind the request coming from LAN Servers to one IP 192.168.20.2). now there are two issues;
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The application is not sending email to outside from the local domain giving the error (javax.mail.SendFailedException: 550 Relaying denied). According to the developer, the problem is only that the application is not sending email to outside, he can send email from application to any LAN user.
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Secondly, the email is not going to YAHOO.COM from all the users. They can send and receive to any internet domain like gmail, hotmail, anb, ogersystems,yahoo.co.uk but not to yahoo.com. they can receive from yahoo.com but cannot send. The email sent to yahoo.com is in the queue for a long time and then bouncing back to the user with sent expired notification. I have checked all the SMTP setting but did not find anything.
Appreciate if anyone share with me his experience to resolve the issues.