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?
How can international calls be blocked while national calls are allowed for branch office Cisco IP Phones during a WAN failure?
Which command can be used to manually send the MGCP gateway to register with the secondary Cisco Unified Communications Manager server?
Which command is needed to utilize local dial peers on an MGCP-controlled ISR during an SRST failover?