Sip trunk

[haytham elsamadony]

Hi Guys

i have a task to link CUCME and Avaya server by SIP trunk 

i have a CUCME and some cisco ip phones om my site and want to link it with Avaya server located at another branch

so i don`t have problem with configure cisco IP Phones with sip protocol and register them at CUCME

but i have a problem with sip trunk configuration ..... 

so please, i want a full configuration with explanation

i have

Cisco Router 2911

Cisco switch ------ connect it trunk by 2911

ADSL Modem ---- to connect to other side want to make VPN through ADSL link between 2 sides and i have real IP`s

thanks

[Jaime Valencia]

This is the Video Over IP community, might want to move this to another area.

Also, if you search CSC and cisco.com, you'll find plenty of examples for SIP trunks, you can also find information in the Cisco interoperability portal.