Either opx lite cards or use some stuff from here: http://www.sandman.com/loop.html
Sent from my iPhone > On Feb 28, 2015, at 5:47 PM, chris <tknch...@gmail.com> wrote: > > Hello > > We have a location with a 2800 acting as a voice gateway where we have 2 FXS > voice ports going to an alarm system. We are using the vic-4fxs/did line card. > > We have the alarm company saying they are seeing the panel reporting Comm > trouble so we checked the call records and we also did some debugging in > realtime and we see the calls are going out and when we plug a test set in > the dial tone is good. > > In talking with the alarm company and researching we have come to believe the > issue may be due to the idle and ringing voltages. We came across this link: > > http://www.cisco.com/c/en/us/support/docs/voice/analog-signaling-e-m-did-fxs-fxo/28280-ring-idle-voltages-fxs.html > > This looked promising however when we are in voice port configuration node we > do not have the idle-voltage setting available. We tried several iOS versions > in 12.4 as well as 15.x hut no luck > > Is this line card not capable of -48 idle voltage? What cards are? Do we need > anything special as far iOS version? > > Ideally we want to have 2 voice ports that are as close to a standard pots > line as possible. > > We are a bit lost as its the first time we have hit an issue like this and we > are just hoping someone has been down this path before. If we have to change > line cards or even to another platform we are open to it as long if someone > has a setup that is known working in this manner > > Thanks in advance > Chris > > _______________________________________________ > cisco-voip mailing list > cisco-voip@puck.nether.net > https://puck.nether.net/mailman/listinfo/cisco-voip
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