[asterisk-users] SS7 over an FXO interface

[Vahan Yerkanian]

On 4/16/10 3:15 PM, mosbah abdelkader wrote:
> Hello,
>
>
> Is it possible to transfer ss7 signaling over an FXO interface.
>
> I need to setup an ss7 test system composed by two Asterisk based 
> IP-PBX systems with anlog interfaces only (FXO and FXS). I want to 
> know if it is possible to connect the two IP-PBX as following:
>
>      - FXS interface in PBX1 -----------------> connected to 
> -----------------> FXO interface in PBX2 =============> used to 
> transport ss7 signaling.
>
>      - FXS interface in PBX2 -----------------> connected to 
> -----------------> FXO interface in PBX1 =============> used to 
> transport voice between the two PBXs. This
>        connection can be replaced by a simple SIP trunk.
>
>
> Is this scenario possible with libss7 and asterisk. If yes, please 
> give some instructions and tips.
>
>
> Thanks.
NO, you can't pass signaling over an analog FXO. You can pass SS7 over 
Ethernet or E1/T1 links, least to mention.