Which statement about what happens to a Cisco IOS SIP VoIP dial-peer that never received any responses to its out-of-dialog OPTIONS ping is true?
Correct Answer: A
Explanation/Reference:
Explanation:
You can check the validity of your dial peer configuration by performing the following tasks: If you have relatively few dial peers configured, you can use the show dial-peer voice command to verify that the configuration is correct. To display a specific dial peer or to display all configured dial peers, use this command. The following is sample output from the show dial-peer voice
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command for a specific VoIP dial peer: router#show dial-peer voice 10 VoiceOverIpPeer10 tag = 10, dest- pat = \Q', incall-number = \Q+14087', group = 0, Admin state is up, Operation state is down Permission is Answer, type = voip, session-target = \Q', sess-proto = cisco, req-qos = bestEffort, acc-qos = bestEffort, fax-rate = voice, codec = g729r8, Expect factor = 10,Icpif = 30, VAD = disabled, Poor QOV Trap = disabled, Connect Time = 0, Charged Units = 0 Successful Calls = 0, Failed Calls = 0 Accepted Calls = 0, Refused Calls = 0 Last Disconnect Cause is "" Last Disconnect Text is "" Last Setup Time = 0 To show the dial peer that matches a particular number (destination pattern), use the show dialplan number command. The following example displays the VoIP dial peer associated with the destination pattern 51234: router#show dialplan number 51234
Macro Exp.: 14085551234 VoiceOverIpPeer1004 tag = 1004, destination-pattern = \Q+1408555....', answer-address = \Q',
group = 1004, Admin state is up, Operation state is uptype = voip, session-target = \Qipv4:1.13.24.0', ip precedence: 0 UDP checksum = disabled session-protocol = cisco, req-qos = best-effort, acc-qos = best- effort, fax-rate = voice, codec = g729r8, Expect factor = 10, Icpif = 30, VAD = enabled, Poor QOV Trap = disabled Connect Time = 0, Charged Units = 0 Successful Calls = 0, Failed Calls = 0 Accepted Calls = 0, Refused Calls = 0 Last Disconnect Cause is "" Last Disconnect Text is "" Last Setup Time = 0 Matched:
+14085551234 Digits: 7 Target: ipv4:172.13.24.0