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Forum Discussion

AntonT's avatar
AntonT
Icon for Nimbostratus rankNimbostratus
Aug 27, 2020

BIG-IP DNS Wide-IP

I have 2 VS in LTM with same IP Address but with different ports-HTTPS and SMTP. In the BIG-IP DNS, I created 1 wide-ip but used only HTTPS VS. I created a CName for the wide-ip. All of the services ...
application delivery
BIG-IP DNS
Simon_Blakely's avatar
Simon_Blakely
Icon for Employee rankEmployee
Aug 31, 2020

WideIPs respond to a name query with an IP address. The specific port has no role in name resolution.

The specified port may be used for configuring monitoring, but that is it.

 

However, you may want to have a different name (possibly a CNAME) for the SMTP service (mail.domain.com) - that's a different choice.