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What happens to the encrypted signaling traffic of a collaboration device if you place it inside a firewall with private IP addresses and try to make a call over IP without any collaboration infrastructure?


A) The signaling makes it back to the endpoint because the firewall is an application layer gateway and provides address translation.
B) Encrypted IP traffic for collaboration devices always is trusted by the firewall.
C) The signaling does not make it back to the endpoint because the firewall cannot inspect encrypted traffic.
D) The signaling makes it back to the endpoint because the endpoint sent the private address to the external endpoint.

Correct Answer

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The Cisco Webex Hybrid Message service is deployed geographically for separate Cisco Unified IM and Presence clusters. What must be configured in the Cisco Webex Control Hub to achieve this deployment?


A) geo-locations
B) distributed DNS
C) verified domains
D) resource groups

Correct Answer

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Which step is taken when configuring a Cisco Expressway solution?


A) Configure the Expressway-E by using a non-traversal server zone.
B) Enable static NAT on the Expressway-E only.
C) Disable H.323 mode on the Expressway-E.
D) Enable H.323 H.460.19 demultiplexing mode on the Expressway-C.

Correct Answer

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Which step is required when configuring cloud and hybrid deployments for Cisco Jabber?


A) Add the Jabber user to Cisco Unity Connection.
B) Add the Jabber user to Expressway-E.
C) Add the Jabber user to Expressway-C.
D) Add Jabber Users to the Cisco Webex Administration Tool.

Correct Answer

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Refer to the exhibit. An engineer is deploying mobile and remote access in an environment that already had functioning Business to Business calling. Mobile and remote access SIP registrations are failing. To troubleshoot, SIP logs were collected. How is this issue resolved? A) Change the SIP profile on the SIP trunk for the Expressway-E to Standard SIP Profile for TelePresence Endpoint B) Change the Incoming Port in the SIP Trunk Security Profile for the Expressway-C to not match SIP line registrations C) Enable autoregistration for the appropriate DN range on the Cisco UCM servers running the CallManager service D) Write a custom normalization script since the vcs-interop normalization script does not allow registrations Refer to the exhibit. An engineer is deploying mobile and remote access in an environment that already had functioning Business to Business calling. Mobile and remote access SIP registrations are failing. To troubleshoot, SIP logs were collected. How is this issue resolved?


A) Change the SIP profile on the SIP trunk for the Expressway-E to Standard SIP Profile for TelePresence Endpoint
B) Change the "Incoming Port" in the SIP Trunk Security Profile for the Expressway-C to not match SIP line registrations
C) Enable autoregistration for the appropriate DN range on the Cisco UCM servers running the CallManager service
D) Write a custom normalization script since the "vcs-interop" normalization script does not allow registrations

Correct Answer

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Refer to the exhibit. When configuring a search rule that routes calls to a zone, what occurs when 13358 is dialed? A) 13358 is replaced by 135, and then is sent to the local zone. B) 13358 is replaced by 135 and remains in the same zone. C) 13358 is replaced by 135, and then is sent to the traversal zone. D) 13358 is sent directly to the traversal zone. Refer to the exhibit. When configuring a search rule that routes calls to a zone, what occurs when 13358 is dialed?


A) 13358 is replaced by 135, and then is sent to the local zone.
B) 13358 is replaced by 135 and remains in the same zone.
C) 13358 is replaced by 135, and then is sent to the traversal zone.
D) 13358 is sent directly to the traversal zone.

Correct Answer

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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 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

Correct Answer

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Which statement about the Cisco Webex hybrid service is true?


A) Expressway Connector is required for an on-premises Exchange server.
B) Hybrid Message service works only with Jabber cloud deployment.
C) Directory Connector is required for Azure AD.
D) Directory Connector must be deployed for OBTP to work with on-premises video devices.

Correct Answer

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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) Create a new CSR with new information on the SAN field.
B) Include Cisco Unified Communications Manager registration domain in the Expressway-E certificate as a SAN.
C) Change the domain name.
D) Change the FQDN of the Expressway.

Correct Answer

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A MRA deployment is being configured where one of the requirements is for registered Jabber users to pull directory photos from an internal server. What should be configured on the Expressway-C so that MRA registered clients reach this server?


A) The directory photo server FQDN must be added to the Expressway-C certificate
B) A search rule must be created to route the requests to Cisco UCM
C) A neighbor zone must be created to the directory photo server
D) The directory photo server must be added to the HTTP allow list

Correct Answer

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Which two types of information does Cisco Expressway back up? (Choose two.)


A) call records
B) log files
C) IP addresses
D) current call states
E) security certificates

Correct Answer

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Which statement about scheduling Expressway backups is true?


A) It is not supported on the application.
B) It is allowed from the application CLI of the Expressway only.
C) It is allowed from the application CLI and GUI of the Expressway.
D) It is allowed from the application GUI of the Expressway only.

Correct Answer

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What are two reasons why port 8443 is unreachable from the Internet to the Expressway-E? (Choose two.)


A) The MRA license is missing on the Expressway-E.
B) The Unified Communications zone is down.
C) Transform is not configured on Expressway-E.
D) The SRV record for _cisco-uds is misconfigured.
E) The firewall is blocking the port.

Correct Answer

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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.
B) The zone profile must be set to default.
C) The peer address must be the Expressway-E NAT address.
D) The peer address must be the Expressway-E LAN 1 IP address.

Correct Answer

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What is one of the user-related prerequisites for Jabber Team Messaging Mode Installation?


A) Create user accounts in Cisco Webex Control Hub only.
B) Create user accounts in Cisco Unified Communications Manager only.
C) Create user accounts in Cisco Unified IM and Presence.
D) Create user accounts in Cisco Unified CM and Cisco Webex Control Hub.

Correct Answer

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Refer to the exhibit. When a Jabber user attempts to connect from outside of the organization, the user enters the login information as user@example.com 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) Change cisco-uds to point to the Expressway-E FQDN. B) Change the collab-edge record to point to 5061. C) Remove the cisco-uds SRV record for the external DNS. D) Change the priority of the SRV record for cisco-uds. Refer to the exhibit. When a Jabber user attempts to connect from outside of the organization, the user enters the login information as "user@example.com" 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) Change cisco-uds to point to the Expressway-E FQDN.
B) Change the collab-edge record to point to 5061.
C) Remove the cisco-uds SRV record for the external DNS.
D) Change the priority of the SRV record for cisco-uds.

Correct Answer

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Which attribute in the SDP for a call is affected by the static NAT address configuration in an Expressway-E?


A) connection
B) name
C) version
D) bandwidth

Correct Answer

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An organization with a domain name of example.com. Which two SRV records are valid for a SIP and H.323 communication? (Choose two.)


A) _sips._tcp.example.com
B) _sips._udp.example.com
C) _h323ls._udp.example com
D) _h323ls._tcp.example.com
E) _collab-edge._tls.example.com

Correct Answer

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What is the purpose of a transform in the Expressway server?


A) A transform has the function as a neighbor zone in the Expressway. It creates a connection with another server.
B) A transform changes the audio codec when the call goes through the Expressway.
C) A transform is used to route calls to a destination.
D) A transform changes an alias that matches certain criteria into another alias.

Correct Answer

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Refer to the exhibit. Which description of the transformation is true? A) It converts 4123@exp-name.exp.domain:<port> to 4123@exp.domain B) It changes all patterns that begin with 4123@exp-name.exp.domain:<port> to 1@exp.domain C) It changes 413@exp-name.exp.domain:<port> to 413@exp.domain D) It converts 4.3@exp-name.exp.domain:<port> to 1@exp.domain Refer to the exhibit. Which description of the transformation is true?


A) It converts 4123@exp-name.exp.domain:<port> to 4123@exp.domain
B) It changes all patterns that begin with 4123@exp-name.exp.domain:<port> to 1@exp.domain
C) It changes 413@exp-name.exp.domain:<port> to 413@exp.domain
D) It converts 4.3@exp-name.exp.domain:<port> to 1@exp.domain

Correct Answer

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Showing 41 - 60 of 65

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