[SR-Users] Proxying INVITE message without port information in R-URI

[Vikram Ragukumar]

Klaus, Alex,

Thank you for your replies.

> Does the SIP server perform NAT traversal?
>
> Does the SIP proxy perform NAT traversal?

The SIP proxy performs NAT traversal.

> How does the SIP server route the INVITE requests? Does it route based
> on registered Contact or does it route them statically to the SIP proxy?
> Depending on the routing behavior on the SIP server you can build a
> workaround on the proxy.

The SIP server routes INVITES based on registered Contact.

What workaround needs to be implemented at the proxy so that the INVITE 
is forwarded to the appropriate port number ?

Thanks and Regards,
Vikram.