Which SIP request is used by Cisco Unified Communications Manager to signal DND status changes to a Cisco 9971 IP Phone?
Which tag in the SIP header is used by Cisco Unified Communications Manager to deliver a blended identity of alpha URI and number?
Which SIP header is used by Cisco Unified Communication Manager to support the Redirected Number ID Service?
What is the maximum one-way delay, in milliseconds, between any two Cisco Unified Communications Manager servers in a non-Session Management Edition cluster over an IP WAN?
Which Cisco Unified Communications Manager deployment model for clustering over the IP WAN mandates a primary and a backup subscriber at the same site?
What is the maximum number of option 150 IP addresses that a Cisco IP SCCP phone will accept and use from a DHCP server?
What is the maximum number of option 66 IP addresses that a Cisco IP SCCP phone will accept and use from a DHCP server?