On Tue, May 15, 2018 at 05:06:02PM +0000, KamDev Essa wrote:

> My scenario is 
> UA <====> Kamailio <====> Freeswitch 
> UA calls a number. Kam delivers to FS and FS plays a wav file. 
> My problem is that Kam relays the 200 OK from FS back to UA without change and UA ACKs back to FS because the FS IP is in the Contact Header.  
>    - Why does Kam not change the contact header since the ACK should come back to Kam
>    - If this is normal what do I need to do to change the contact header for the 200K to the UA to make this work.
> KD