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