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Cisco CCNP Collaboration 300-820 Question # 15 Topic 2 Discussion

300-820 Exam Topic 2 Question 15 Discussion:
Question #: 15
Topic #: 2

An Expressway pairs deployed for Mobile and Remote Access. An administrator installs a new server certificate on the Expressway-E. After installing the new certificate, the UC Traversal zone between Expressway-C and Expressway-E is active. Still, Jabber Mobile and Remote Access clients cannot log in over the Expressway. The certificate Common Name is the FQDN of Expressway-E, “expe01 example.com”, and the certificate contains no additional names. Which Subject Alternate Name must be added to the certificate to allow Jabber Mobile and Remote Access clients to log in successfully?
A.

FQDN of the Expressway-C, “expc01.example.local”

B.

registration domain, “example.com” or “collab-edge.example.com”

C.

Cisco UCM cluster FQDN, “cucmcluster.example.local”

D.

FQDN of the Expressway-E, “expe01.example.com”

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Actual exam question for Cisco 300-820 exam by Echo44485 at Jan 2, 2026, 12:00:12 AM

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