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300-820 · Question #228
300-820 Question #228: Real Exam Question with Answer & Explanation
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Mobile and Remote Access
Question
A Cisco UCM traversal zone connection fails between Cisco Expressway-C and Expressway-E. Configuration of the zones on both Expressway servers is verified as successful. What are two causes of the failure? (Choose two.)
Options
- AExpressway-C is missing the certification authority certificate of Expressway-E.
- BExpressway-E is missing the certification authority certificate of Expressway-C.
- CThe Expressway servers are missing mutual Mobile and Remote Access certificates.
- DThe call manager certificate must be uploaded to Expressway-C.
- EA DNS SRV record of _collab-edge._tls fails to resolve to the correct domain.
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Topics
#Expressway Traversal Zones#Certificate Management#TLS Trust#Troubleshooting