Trunk creation between Session Border Controller and the VCSC be
The VCS Control has the port numbers detailed in the admin interface under Mainteance>Tools>Port Usage
If this is across the internet ( without a LAN to LAN VPN) then I would recommend you deploy a VCS Expressway and trunk the expressway to the Cisco SBC. You should also look at your fiewalls SIP ALG capability.
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...
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