Online Access Free Cisco.300-820.v2023-08-17.q78 Practice Test (Page 8)

300-820 Exam Question 31

When designing the call control on a Cisco Expressway Core, which is the sequence of dial plan functions?

A.transforms, CPL, user policy, search rules

B.search rules, zones, local zones

C.DNS zone, local zone, search rules

D.search rules, transforms

300-820 Exam Question 32

What is a description of an Interactive Connectivity Establishment?

A.It allows Mobile and Remote Access endpoints to connect video calls signaling peer-to-peer.

B.It allows calling external endpoints with reduced overhead under VPN connections.

C.It is used to find the best media path between network elements in traversal calls.

D.It is used by B2BUA to keep the firewall ports opened for inbound/outbound calls.

300-820 Exam Question 33

When determining why Mobile and Remote Access to Cisco TelePresence equipment does not work anymore for an organization. There are several administrators and configuration changes could have happened without anyone knowing. Internal communication seems to be working, but no external system can register or call anywhere. Gathering symptoms, you also discover that no internal systems can call out either.
What is TraversalZone missing that causes this issue?

A.link to the DefaultZone

B.pipe to the DefaultZone

C.SIP trunk to the DefaultZone

D.route pattern to the DefaultZone

300-820 Exam Question 34

A company has enabled ICE to optimize call flows and improve video quality between their Cisco Collaboration endpoints internally and externally.
For which reason would you see activity on the TURN server when a call is established between two external endpoints?

A.The video call is using encryption, which is not supported by ICE with CUCM 12.5

B.ICE cannot reduce the packet loss on the link

C.A STUN cannot punch holes in the firewall

D.The video call is using 4K resolution, which is not supported by ICE with CUCM 12.5

300-820 Exam Question 35

Refer to the exhibit. Call policy rules on an Expressway-E prevent external callers from the internet from calling a VIP whose URI is [email protected]. Which additional configuration setting is required for this call policy to function as intended?

A.A search rule must be configured with an extract match for [email protected] to pass the call to the Expressway-C.

B.SIP TLS must be disabled on the Expressway-E.

C.The default zone on the Expressway-E must not be configured to treat as authenticated.

D.The Cisco TelePresence endpoint registered with the URI [email protected] must be set in "do not disturb" mode.

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300-820 Exam Question 31

300-820 Exam Question 32

300-820 Exam Question 33

300-820 Exam Question 34

300-820 Exam Question 35

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