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Cisco 300-820 Exam - Topic 26 Question 29 Discussion

Actual exam question for Cisco's 300-820 exam

Question #: 29
Topic #: 26

[All 300-820 Questions]

Which two considerations must be made when using Expressway media traversal? (Choose two.)

AIt is possible to NAT both Expressway-E interfaces

BThe Unified Communications traversal zone should be used for MRA

CThe Expressway-E must be put in a firewall DMZ segment

DExpressway Control is the traversal server installed in the DMZ

ECisco UCM zone should be either traversal server or client

Show Suggested Answer

Suggested Answer: B, C

by Lai at May 03, 2022, 11:07 AM

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Kimbery

10 months ago

I thought the Cisco UCM zone had to be a client, not a server.

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Van

10 months ago

Yup, Expressway Control is definitely the traversal server in the DMZ.

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Melodie

11 months ago

Wait, can you really NAT both Expressway-E interfaces? Sounds off.

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Antonio

11 months ago

Totally agree, the Unified Communications zone is key for MRA.

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Valentine

11 months ago

The Expressway-E must be in a DMZ, that's a must!

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Moon

11 months ago

Okay, I think I've got this. Based on the information provided, the incorrect server URL seems like the most likely cause of the problem.

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