Has anyone successfully configured a SIP trunk from CCM 4.1.3 to MCI/Verizon's IP Advantage VoIP offering? I would like to know if there's any specific challenges I need to be aware of before going down this road.
MCI is telling me that they require an MTP to be used for the SIP trunk and that they only support 711 for the codec. We would like to run 729 even if we need DSPs to do transcoding, but MCI doesn't seem to support this due to the DTMF limitations of RFC 2833 NTE/NSE.
Does anyone have any insight on this configuration.
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...