> Hi. FXS cards use FXO signalling, and vice versa. Think of it this way: > FXS cards want to look like a CO when talking to stations, and FXO cards > want to look like a phone when talking to a CO.
Thanks, Barry. I am aware of this. You'll notice in the config line that I used fxo signalling. I'm just thinking that the failure that dahdi_scan see may be because the s110 isn't getting power. On Tue, Nov 16, 2010 at 1:46 PM, Barry Miller <asterisk-us...@notanet.net> wrote: > On Tue, Nov 16, 2010 at 01:17:08PM -0500, Noah Miller wrote: >> Hi All - >> >> I pulled from a working system a TDM400 with one s110 fxs and three >> x100 fxos. I put it into a new box and the fxs no longer works. The >> fxos work just fine. I thought it was odd, but I chalked it up to a >> random chance failure and ordered another s110. The replacement >> doesn't work either, and now I'm confused. >> >> dahdi_scan recognizes the s110, but it says it fails. Output looks like >> this: >> >> [2] >> active=yes >> alarms=OK >> description=Wildcard TDM400P REV E/F Board 5 >> name=WCTDM/4 >> manufacturer=Digium >> devicetype=Wildcard TDM400P REV E/F >> location=PCI Bus 05 Slot 01 >> basechan=5 >> totchans=4 >> irq=169 >> type=analog >> port=5,FXO >> port=6,FXO >> port=7,FXO >> port=8,FXS FAILED >> >> I tried moving both the s110s to other positions on the TDM400, but it >> fails in all of them. >> >> Is this a power issue? The system it's in only has sata power >> connectors, so I had to splice on an ide power connector. Both the 5v >> and 12v lines are connected through all the way from the power supply >> to the tdm400 card. >> >> If I force the issue, and manually configure the s110 like this: >> --------------- >> fxoks=8 >> echocanceller=mg2,8 >> --------------- >> the dahdi startup script throws this error: >> >> Running dahdi_cfg: DAHDI_CHANCONFIG failed on channel 8: Invalid argument >> (22) >> Selected signaling not supported >> Possible causes: >> FXO signaling is being used on a FXO interface (use a FXS >> signaling variant) >> RBS signaling is being used on a E1 CCS span >> Signaling is being assigned to channel 16 of an E1 CAS span >> >> >> Have I bungled the power connection and/or the config, or am I just >> extremely unlucky and have two bad s110s? > > Hi. FXS cards use FXO signalling, and vice versa. Think of it this way: > FXS cards want to look like a CO when talking to stations, and FXO cards > want to look like a phone when talking to a CO. > > -- > Barry > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users