When using Cisco Unified Communications Manager Express in SRST mode, how many multicast music on hold streams can be utilized by the system at any given time?
Which configuration command disables the secondary dial tone on the branch office ISR for users calling from the PSTN into the branch office during a WAN failure?
A Cisco Unified Communications Manager cluster is installed in headquarters only. How can international calls be blocked while national calls are allowed for branch office Cisco IP Phones during a WAN failure?