2.3 Troubleshoot Endpoint Registration 350-801 Practice Questions (Page 3)

Questions 11–15

1. 11application · medium

   A user's Cisco 8861 phone displays 'Configuring IP' and then 'Registering' but never completes registration. The phone has a valid IP address and can reach the CUCM publisher. You check the phone's TFTP logs and see that it downloaded a configuration file, but the file is empty. What is the most likely cause?

   • AThe phone's firmware is incompatible with the CUCM version.
   • BThe phone's MAC address is not associated with a device record in CUCM.
   • CThe phone's device pool is configured with the wrong region.
   • DThe phone's security profile is set to 'Encrypted' but CUCM is configured for 'Authenticated'.
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   Which tool can be used to capture and analyze network traffic between a Cisco IP phone and CUCM to troubleshoot registration failures?

   • AWireshark
   • BCisco Unified Reporting
   • CCisco Prime Collaboration
   • DPutty
   Reveal Solution Discussion Select an answer first
4. 13foundation · easy

   Which CUCM log can be used to troubleshoot endpoint registration failures?

   • ACisco Unified Reporting logs
   • BCisco CallManager logs
   • CCisco Prime Collaboration logs
   • DCisco IOS logs
   Reveal Solution Discussion Select an answer first
5. 14application · medium

   A user's Cisco 7841 phone fails to register. The phone displays 'Registering' and then 'Configuring IP'. The phone can ping the CUCM server. You check the CUCM logs and see 'Registration rejected: Authentication failed'. The phone's security profile is set to 'Authenticated'. What is the most likely cause?

   • AThe phone's firmware is not compatible with the CUCM version.
   • BThe phone's VLAN is not configured correctly on the switch port.
   • CThe phone's device pool is configured with the wrong region.
   • DThe phone's digest credentials do not match the credentials configured in CUCM.
   Reveal Solution Discussion Select an answer first
6. 15application · medium

   A Cisco 8841 phone fails to register. The phone displays 'Registering' and then 'Configuring IP'. The phone can ping the CUCM server. The CUCM logs show 'Registration rejected: Certificate not trusted'. The phone's security profile is set to 'Encrypted'. What is the most likely cause?

   • AThe phone's VLAN is not configured correctly.
   • BThe phone does not trust the CUCM server's certificate.
   • CThe phone's digest credentials are incorrect.
   • DThe phone's firmware is incompatible with the CUCM version.
   Reveal Solution Discussion Select an answer first