Cbarge for shared lines is what CME with UC520 supports, not regular Barge, under that premise, you have have upt to 8 IP Phones sharing the same line barging in to the active call. The corresponding amount of Cbarges will be directly associated to how many sessions you have configured for conferencing.
Below is a document that indicates how many DSPs a UC520 has, each DSP supports 2 conference sessions.
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...