300-820 · Question #55
300-820 Question #55: Real Exam Question with Answer & Explanation
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Question
While troubleshooting a connectivity issue between Cisco Unified Communications Manager, Expressway-C, and Expressway-E, an engineer sees this output in the Expressway-E logs. Event="Authentication Failed" Service="SIP" Src-ip="10.50.2.1" Src-port="25723" Detail="Incorrect authentication credential for user" Protocol "TLS" Method="OPTIONS" Level="1" What is the cause of this issue?
Options
- AThe Expressway-C Traversal Server username/password do not match the Expressway-E
- BThe Expressway-C Traversal Client username/password do not match the Expressway-E
- CThe Expressway-C Traversal Zone username/password do not match the Expressway-E
- DThe Expressway-C Traversal Zone username/password do not match the Expressway-E
- EThe Expressway-C Traversal Server username/password do not match the Expressway-E
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