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A company is installing Cisco Collaboration infrastructure and one of the requirements is that they must be able to communicate with many external parties that are using H.323 and SIP. Internally they want to register the endpoints only on SIP. Which functionality would describe the feature that needs to be enabled and where to achieve this?
Which complication does a NAT introduce in SDP for a SIP call?
Refer to the exhibit. Mobile and remote access is being added to an existing B2B deployment and is failing. When the administrator looks at the alarms on the Expressway-C, the snippets are shown. Which configuration action should the administrator take to fix this issue?
An administrator has been tasked to bulk entitle 200 existing users and ensure all future users are automatically configured for the Webex Hybrid Calendar Service. Which two options should be used to configure these users? (Choose two.)
Refer to the exhibit. Calls to locally registered endpoints are failing. At present, there are two endpoints registered locally to this Expressway. An H.323 endpoint with an alias of “EndpointA” is registered, and a SIP endpoint with an alias of “[email protected]” is also registered. How is this issue resolved?
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Refer to the exhibit. An ISDN gateway is registered to Expressway-C with a prefix of 9 and/or it has a neighbor zone specified that routes calls starting with a 9. Which value should be entered into the "Source" field to prevent toll fraud regardless at origin of the call?
What is the purpose of a transform in the Expressway server?
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Refer to the exhibit. A new neighbor zone is added for a new Cisco Meeting Server, but the zone is showing a SIP status of failed from the time the zone it was created. What should be done to resolve this issue?

Question 39 - 300-820 discussion

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An Expressway-E is configured using a single NIC with NAT.

How must the Expressway-C traversal client zone be configured to connect to the Expressway-E?

A.

TLS verify must be enabled.

Answers
A.

TLS verify must be enabled.

B.

The zone profile must be set to default.

Answers
B.

The zone profile must be set to default.

C.

The peer address must be the Expressway-E NAT address.

Answers
C.

The peer address must be the Expressway-E NAT address.

D.

The peer address must be the Expressway-E LAN 1 IP address.

Answers
D.

The peer address must be the Expressway-E LAN 1 IP address.

Suggested answer: C
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asked 10/10/2024
Jordan Pfingsten
44 questions
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