It’s now time to create a SIP service associating the IP in network interfaces with realms configured previously.

On the CLI lets first create the External SIP interface:

Remember to issue the done command when completing the sip-port element and exit to jump to the sip-interface branch and issue the done command.

For Internal SIP interface:

An easy way to confirm the association of the IP address with the correct realm is issuing the command:

show virtual