CCIE Collaboration 400-051 Question Answers

Question: 8

A collaboration engineer is troubleshooting a delay in call completion on a SIP Cisco Unified Border Element gateway. The gateway is set up for dual stack IP with DNS as the dial peer target. In DNA, AAAA and A records are configured for the target. The engineer determines that IPv4 calls should remain IPv4, when possible, to temporary resolve the issue. The company is testing some IPv6 applications so the engineer cannot disable IPv6 altogether. Which configuration can the engineer apply to the Cisco Unified Border Element to accomplish this
temporary fix?

A. sip-ua Protocol mode ipv4
B. voice service voip Sip No anat
C. voice service voip No allow-connections ipv4 to ipv6
D. sip-ua Protocol mode dual-stack preference ipv4
E. voice service voip Sip Preference ipv4

Answer: D

Cisco 400-051 Question Answers

Question:7

Which three parameters are requested in an Audit Endpoint message from a Cisco Unified CM to an endpoint on a MGCP gateway? (Choose three.)

A. Bearer Information
B. Call ID
C. Capabilities
D. Connection ID
E. Connection Mode
F. Connection Parameters
G. Request Identifier
H. Observed Events

Answer: C, D, G