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Which SIP message element is mapped to QSIG FACILITY messages being tunneled across a SIP trunk between two Cisco IOS gateways?
Correct Answer: D
Explanation/Reference: Explanation: Mapping of QSIG Message Elements to SIP Message Elements This section lists QSIG message elements and their associated SIP message elements when QSIG messages are tunneled over a SIP trunk. * QSIG FACILITY/NOTIFY/INFO <-> SIP INFO * QSIG SETUP <-> SIP INVITE * QSIG ALERTING <-> SIP 180 RINGING * QSIG PROGRESS <-> SIP 183 PROGRESS * QSIG CONNECT <-> SIP 200 OK * QSIG DISCONNECT <-> SIP BYE/CANCEL/4xx-6xx Response References: http://www.cisco.com/c/en/us/td/docs/ios/voice/sip/configuration/guide/15_0/sip_15_0_book/ tunneling_qsig.html