[asterisk-users] Sangoma FXO/FXS config

[Tzafrir Cohen]

On Tue, Mar 18, 2008 at 12:02:26PM +0000, Paul Goodyear wrote:
> Hi all,
> 
> I bought a Sangoma A200 card from an online supplier and explained
> exactly what I wanted,
> 
> 3 incoming phone lines to PBX and a life line (some where to connect a
> standard BT phone to the PBX incase the power goes, making the BT
> phone ring).
> 
> I was told to order
> 
> 1 x FXS module (2 FXS ports)
> 2 x FXO modules (4 FXO ports)
> 
> However being a complete noob, I have connected the 3 lines to the PBX
> and have all but 1 line working (BT Featureline problems), but after a
> month or playing, I realised I have 4 FXS ports and 2 FXO ports.
> 
> ---
> [root at asterisk ~]# ztcfg -vvv
> 
> Zaptel Version: 1.4.9.2
> Echo Canceller: MG2
> Configuration
> ======================
> 
> 
> Channel map:
> 
> Channel 01: FXS Kewlstart (Default) (Slaves: 01)
> Channel 02: FXS Kewlstart (Default) (Slaves: 02)
> Channel 03: FXS Kewlstart (Default) (Slaves: 03)
> Channel 04: FXS Kewlstart (Default) (Slaves: 04)
> Channel 07: FXO Kewlstart (Default) (Slaves: 07)
> Channel 08: FXO Kewlstart (Default) (Slaves: 08)
> 
> 6 channels to configure.
> ---
> 
> Does this mean they sent me 2 FXS instead of FXO's or is this the a
> FXS is a FXO and FXO is a FXS thing? Calls are detected and answered
> perfectly via Channels 2 and 3!

FXO signalling is used for FXS channels and vice versa, so all's well.

-- 
               Tzafrir Cohen
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