Question 1

End users at a new site report being unable to hear the remote party when calling or being called by users at headquarters. Calls to and from the PSTN work as expected. To investigate the SIP signaling to troubleshoot the problem, which field can provide a hint for troubleshooting?

Options :

A : Contact: header of the 200 OK response

B : Allow: header if the 200 OK response

C : o= line of SDP content

D : c= line of SDP content

Answer: C

Question 2

Alter a new SIP trunk is configured from a third-party SIP trunk provider, the call does not seem to work. A troubles hooting tool and a trace log from the Cisco Unified Border Element shows thatthere is communication with the provider and that it is sending out SDP information in the 2XX response. Why is the call not working?

Options :

A :

The Cisco Unified Border Element does not have any PDVM resources to terminate the SIP trunk assigned.

B : The SIP provider expects a delayed offer.

C : The SIP provider expects an early offer.

D : The Cisco Unified Border Element must be licensed for third-party SIP trunks.

Answer: C

Question 3

Why would RTP traffic that is sent from the originating endpoint fail to be received on the far endpoint?

Options :

A :

The far end connection data (c=) in the SDP was overwritten by deep packet inspection in the call signaling path.

B : Cisco Unified Communications Manager invoked media termination point resources.

C : The RTP traffic is arriving beyond the jitter buffer on the receiving end.

D : A firewall in the media path is blocking TCP ports 16384-32768.

Answer: D

Question 4

Due to a shortage of physical interfaces on a device the administrator requires that a loopback for RTP is used. Which command is required when using a loopback interface for RTP?

Options :

A : voice-class sip resources priority mode passthrough

B : voice-class sip bind control source-interface Loopback0

C : voice-class sip early-offer forced.

D : voice-class sip bind media source-interface Loopback0

Answer: D

Question 5

An organization has decided to implement hunt groups to help with the distribution of calls between different members. The administrator must configure hunt groups on Cisco UCM. In the configuration, at which step does an administrator have the option to configure a distribution algorithm (top down, circular, longest idle time, broadcast)?

Options :

A : hunt group

B : line group

C : hunt list

D : route list

Answer: C