Sounds like a codec issue. Do you have the fax/modems set to use 711? Some times I have seen customers set there ata or fxs ports in a location that uses g729. This would case the fax to be compressed, that could case it to fail just about every time.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...
If you have 2 ISR routers, one acting as Failover, do we need to have both the same number of SRST licenses on the 2 routers?
No. You will only need the SRST licenses on the primary router. Because this feature...