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300-820 Exam Questions | Real 300-820 Practice Dumps
NEW QUESTION 38
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?
- A. The underlying DNS issue must be resolved
- B. More bandwidth must be added to the appropriate pipes
- C. The existing zone using ID 7 must be deleted
- D. The search rule must be changed to continue on match
Answer: D
NEW QUESTION 39
Refer to the exhibit.
An Expressway-C and Expressway-E are configured for B2B calling and the Expressway- E zone is set to TLS Verify Currently, calls do not reach the Expressway-C. The Traversal Client zone on the Expressway-C for B2B reports the information in the exhibit for the Peer 1 address.
Which action resolves this error?
- A. Add an intermediate certificate to the Expressway-C that is signed by a certificate authority.
- B. Configure the Expressway-C Traversal Client zone transport protocol with TCP.
- C. Add a server certificate to the Expressway-C that is signed by a certificate authority.
- D. Configure the Expressway-C Traversal Client zone Peer 1 address with the fully qualified domain name of the Expressway-E.
Answer: D
NEW QUESTION 40
Refer to the exhibit.
Cisco Unified Communications Manager routes the call via the Webex Meetings route list and route group to the Video Mesh cluster Node#1 in the Video Mesh cluster is hosting the meeting and has reached full capacity, but other nodes in the cluster still have spare capacity.
What happens to the participant's call?
- A. The call is queued.
- B. Another node in the cluster is used and an intra-cluster cascade between the two Video Mesh nodes is formed.
- C. The call fails.
- D. Another node in the cluster is used and an intra-cluster cascade between Webex and the new Video Mesh node is formed.
Answer: D
NEW QUESTION 41 
Refer to the exhibit. In an environment SIP devices are registered to CUCM and H.323 devices to VCS.
What would be required to enable these calls to setup correctly?
- A. Change the interworking mode to On.
- B. Disable SIP in the external zone.
- C. Change the domain of SIP endpoint A to cisco.com.
- D. Create a presearch transform.
Answer: A
NEW QUESTION 42
Refer to the exhibit.
When a Jabber user attempts to connect from outside of the organization, the user enters the login information as "[email protected]" and receives the error "Cannot find your services Automatically". The engineer tries to resolve SRV records used by Jabber.
DNS A record "expressway-e.example.com" points to the Expressway-E IP and "cucm.example.com" points to the Cisco Unified Communications Manager.
Which change resolves the DNS problem?
- A. Remove the cisco-uds SRV record for the external DNS.
- B. Change the priority of the SRV record for cisco-uds.
- C. Change the collab-edge record to point to 5061.
- D. Change cisco-uds to point to the Expressway-E FQDN.
Answer: A
NEW QUESTION 43
Which attribute in the SDP for a call is affected by the static NAT address configuration in an Expressway-E?
- A. version
- B. connection
- C. bandwidth
- D. name
Answer: D
NEW QUESTION 44
Refer to the exhibit.
Which description of the transformation is true?
- A. It converts [email protected]:<port> to [email protected]
- B. It changes all patterns that begin with [email protected]:<port> to [email protected]
- C. It converts [email protected]:<port> to [email protected]
- D. It changes [email protected]:<port> to [email protected]
Answer: C
NEW QUESTION 45 
Refer to the exhibit. When a Jabber user attempts to connect from outside of the organization, the user enters the login information as "[email protected]" and receives the error "Cannot find your services Automatically".
The engineer tries to resolve SRV records used by Jabber.
DNS A record "expressway-e.example.com" points to the Expressway-E IP and "cucm.example.com" points to the Cisco Unified Communications Manager.
Which change resolves the DNS problem?
- A. Remove the cisco-uds SRV record for the external DNS.
- B. Change the priority of the SRV record for cisco-uds.
- C. Change the collab-edge record to point to 5061.
- D. Change cisco-uds to point to the Expressway-E FQDN.
Answer: A
NEW QUESTION 46
Refer to the exhibit.
In an environment SIP devices are registered to CUCM and H.323 devices to VCS. What would be required to enable these calls to setup correctly?
- A. Change the interworking mode to On.
- B. Disable SIP in the external zone.
- C. Change the domain of SIP endpoint A to cisco.com.
- D. Create a presearch transform.
Answer: A
NEW QUESTION 47
Refer to the exhibit.
Which two numbers match the regular expression? (Choose two.)
- A. 0
- B. d20d16d20d22
- C. 1
- D. d209d165d200d224
- E. 2
Answer: C,E
NEW QUESTION 48
Refer to the exhibit.
The firewall has been configured from NAT 192.168.108.2 to 100.64.0.1. Which configuration changes are needed for an Expressway-E with dual network interfaces?
A)
B)
C)
D)
- A. Option A
- B. Option C
- C. Option B
- D. Option D
Answer: D
NEW QUESTION 49
Refer to the exhibit.
In an environment SIP devices are registered to CUCM and H.323 devices to VCS. What would be required to enable these calls to setup correctly?
- A. Change the interworking mode to On.
- B. Disable SIP in the external zone.
- C. Change the domain of SIP endpoint A to cisco.com.
- D. Create a presearch transform.
Answer: A
NEW QUESTION 50
Refer to the exhibit.
If the Webex Teams device cannot connect to Video Mesh Cluster-1 because it is busy, which media node does the Webex Teams device connect to next?
- A. Both Cloud Node US-EAST and US-WEST
- B. Video Mesh Cluster-2
- C. Cloud Node US-EAST
- D. Cloud Node US-WEST
Answer: B
NEW QUESTION 51
An external Jabber device cannot register. While troubleshooting this issue, the engineer discovers that privately signed certificates are being used on Expressway-C and Expressway-E What action will resolve this issue?
- A. The Jabber client must register to the Cisco UCM internally before it will register externally.
- B. The device running the Jabber client must download and trust the private CA certificate.
- C. The private CA certificate must be placed in the phone trust store.
- D. The device running the Jabber client must use a VPN to register.
Answer: B
NEW QUESTION 52
Refer to the exhibit.
Which two outbound connections should an administrator configure on the internal firewall? (Choose two.)
- A. Media: UDP 36012 to 59999
- B. XMPP: TCP 7400
- C. SIP: TCP 7001
- D. SIP TCP 5061
- E. HTTPS: TCP 8443
Answer: B,C
NEW QUESTION 53
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Here are the topics of Cisco 300-820 Exam
Candidates must know the topics before they start of preparation. Because it will really help them in hitting the core. Our Cisco 300-820 dumps will include the following topics:
- Cisco WebEx Technologies (25%)
- Initial Expressway Configurations (25%)
- Mobile and Remote Access (25%)
- Key Concepts (25%)
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