Free Access Cisco.300-820.v2025-11-24.q165 Practice Test (Page 13)

Question 56

Which complication does a NAT introduce in SDP for a SIP call?

A.Additional headers due to NAT encapsulation can cause the packet size to exceed the MTU.

B.The IP address specified in the connection data field may be an unrouteable internal address.

C.When the client is behind a NAT they may be unable to determine the appropriate offset due to time zones.

D.The encryption keys advertised in the SDP are only valid for clients not behind a NAT.

Question 57

A company already has a Cisco Unified Communications Manager for internal audio and video traffic, but it requires video communication with external partners and customers. It is important to ensure security for the deployment and the connectivity.
What must be set up to enable this requirement?

A.Cisco Unified Border Element and Cisco Firepower Firewall

B.Cisco Expressway-C and Cisco Unified Border Element

C.Cisco Unified Border Element and Cisco ASA Firewall

D.Cisco Expressway-C and Cisco Expressway-E

Question 58

A Jabber user is being prompted to trust the Expressway-E certificate when using Mobile and Remote Access.
The administrator has validated that the Expressway-E certificate is being trusted by the machine running the Jabber client.
What else can be done to solve this problem?

A.Change the FQDN of the Expressway.

B.Change the domain name.

C.Create a new CSR with new information on the SAN field.

D.Include Cisco Unified Communications Manager registration domain in the Expressway-E certificate as a SAN.

Question 59

Refer to the exhibit.

What is the result of a transformation applied to alias 88514?

A.[email protected]

B.88513@ccnpcollab com

C.[email protected]

D.[email protected]

Question 60

Refer to the exhibit. Which two numbers match the regular expression? (Choose two.)

A.209165200225

B.d209d165d200d224

C.2091652010224

D.d20d16d20d22

E.209165200224

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Question 56

Question 57

Question 58

Question 59

Question 60

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