[Asterisk-Users] Can someone explain the 's' extension

[Eric "ManxPower" Wieling]

Neil Cherry wrote:
> Does someone explain the 's' extension? In the Wiki it says it's
> the catch all extension. In the Asterisk 1.2-rc1 it say it isn't
> but doesn't say anything more. Needless to say I'm confused.

When a call comes into Asterisk (PSTN, VoIP, etc) and call has NO 
information as to what extension to route to then Asterisk will try 
sending the call to extension => s

In practice this only happens if you have a voice T-1 (Not PRI) with no 
DIDs, or if you have an analog FXO port.

--Eric