[Asterisk-Users] pstn routing via cisco 1760 interface

[Rich Adamson]

> dear all, as a newcomer to the Asterisk product was wondering if anyone can
> confirm whether it has "routing" capability which allows routing to the
> PSTN, via a cisco 1760 FXO interface
> 
> if so, can anyone give examples of sip.conf (et al) which illustrate the
> routing logic

You will find lots of good reference material at 
 http://www.voip-info.org/wiki-Asterisk

including sample Cisco configurations to help you implement your request.