300-815 Practice Test

A customer is using a SIP trunk to route calls to ITSP to decrease the possibility of
downtime, the customer invested in a failover device How does the customer ensure reachability to ITSP, so that if one device on ITSP fails, the calls will be routed to another device?

A.

Enable transmit security status on the SIP security profile

B.

Enable ANAT on the SIP profile.

C.

Monitor the link using network management toots, and if it fails, manually change the routing to another working device.

D.

Enable SIP Option Ping on the SIP profile.

An engineer is configuring a call park feature in Cisco Unified Communications Manager Express. Which command does the engineer use to ensure that the call is reverted to the user after 60 seconds?

A.

R2(config-ephone-dn)#park reservation-group 60

B.

R2(config-ephone-dn)#park-slot timeout 60 limit 2 recall alternate 3002

C.

R2(config-ephone-dn)#park reservation-group 1

D.

R2(config-ephone-dn)#park-slot timeout 30 limit 2 recall alternate 3002

An administrator is working on an issue between the customer s Cisco Unified Border Element and the service provider. The provider only wants to see mid-call signaling from the Cisco Unified Border Element for fax calls. Which command must be configured on Cisco Unified Border Element?

A.

midcall-signallng passthru

B.

midcall-signaling preserve-codec

C.

no update-callerid

D.

midcall-signaling passthru media-change

An engineer has two cisco UCM Clusters and wants to integrate them using ILS with TLS
certificates. Cluster A (pub and 1 subscriber) will be the hub, and Cluster B (pub and 1
subscriber) will be the spoke. Both Clusters have self-signed certificates. The engineer has
exchanged Publisher A and subscriber B Tomcat certificates, but the connection fails. What
is the cause of the failure?

A.

The password is incorrect.

B.

Cluster IDs are not unique.

C.

The tomcat certificate from Cluster B must be the publisher.

D.

The engineer needs to exchange the CallManager certificate

Where is the dtmf-relay command configured on Cisco Unified Border Element?

A.

in the voice-class VoIP configuration

B.

in the VoIP dial peer

C.

in global SIP configuration

D.

in the VoIP or POTS dial peers