Summer Certification Special Limited Time 70% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: validbest

Pass the Cisco CCNP Collaboration 300-820 Questions and answers with ValidTests

Exam 300-820 All Questions
Exam 300-820 Premium Access

View all detail and faqs for the 300-820 exam

Viewing page 5 out of 7 pages
Viewing questions 41-50 out of questions
Questions # 41:

What is configured on the Expressway-E to successfully route calls from Expressway-C on the internal network to the Internet?

Options:

A.

Application layer gateway is enabled to bridge the media traffic.

B.

A static NAT route is added to the firewall to bridge the two networks.

C.

The Expressway-E is enabled for Dual-NIC capability.

D.

The Expressway-E is enabled for interworking

Expert Solution
Questions # 42:

How are Cisco Webex Video Mesh deployments supported?

Options:

A.

Video Mesh Dual NIC are supported in demilitarized deployments.

B.

Mixed Single NIC and Dual NIC are supported in the same data center deployments.

C.

Clustering Video Mesh Nodes over the WAN are supported if Round Trip Time is low.

D.

IPv6 and IPv4 deployments are supported for Video Mesh clusters.

Expert Solution
Questions # 43:

Which option mandates that calls fall back to unencrypted media if encryption cannot be established?

Options:

A.

auto

B.

force unencrypted

C.

best effort

D.

force encrypted

Expert Solution
Questions # 44:

Refer to the exhibit.

Question # 44

Mobile Cisco Jabber cannot register with on-premises Cisco Unified Communications Manager using Mobile and Remote Access. Some logs were captured on Expressway Edge.

Which action corrects this problem?

Options:

A.

Ensure that the peer address does not match the Common Name on certificate.

B.

Ensure that the _cisco-uds SRV record has been configured.

C.

Ensure that the credential has been entered correctly.

D.

Ensure that the SIP domains are added on Expressway Core.

Expert Solution
Questions # 45:

What is a requirement when configuring the Cisco Webex Hybrid Message account for accessing the API of the Cisco UCM IM and Presence Service?

Options:

A.

Add a new end-user with the “Standard AXL API Access” role

B.

Use an application user with only the “Standard CTI Allow Control of All Devices” role

C.

Use an application user not the main administrator account with the “Standard AXL API Access” role

D.

Use the main administrator account if it includes the “Standard AXL API Access” role

Expert Solution
Questions # 46:

What is a benefit of Cisco Webex Messenger Cloud deployment?

Options:

A.

Cloud deployment is more secure than an on-premises deployment.

B.

There is no additional cost to use a cloud deployment.

C.

Cloud deployment allows interoperability between Cisco Jabber and Webex Teams users.

D.

Cloud deployment is taster than using an on-premises deployment.

Expert Solution
Questions # 47:

Which protocol should be used to verify the connectivity for different media paths found during a call using ICE?

Options:

A.

STUN

B.

RTP

C.

SNMP

D.

TURN

Expert Solution
Questions # 48:

Which protocol and port are used for signaling between on-premises Cisco Webex Video Mesh Nodes and Cloud Media Services?

Options:

A.

standard SIP over TCP port 5060

B.

signaling over HTTPS TCP port 443

C.

standard SIPTLS over TCP port 5061

D.

signaling over TCP port 444

Expert Solution
Questions # 49:

A company identifies a fraudulent toil situation. An engineer reviews the Cisco UCM call detail records and discovers that fraudulent calls originate from a Cisco Expressway-C server and are then routed to a 10-digit PSTN number. What must be configured to limit incoming Expressway calls to the internal Cisco UCM range of extensions 5XXXX?

Options:

A.

calling search space that contains all the partitions on the Unified Communications Manager SIP trunk to Expressway

B.

call policy rule from the DNS zone to allow a destination regex pattern of \d.*@abc.com

C.

unique search rule with a regex pattern of [5]\d{4}@abc.com that targets the neighbor zone

D.

call policy rule from the DNS zone to allow a destination regex pattern of .*@abc.com

Expert Solution
Questions # 50:

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?

Options:

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

Expert Solution
Viewing page 5 out of 7 pages
Viewing questions 41-50 out of questions