Home » Cisco » 642-427 » Which three capabilities cannot be configured if the default dial peer is matched?
Which three capabilities cannot be configured if the default dial peer is matched? (Choose three.)
A. disable DID
B. invoke a Tcl application
C. enable dtmf-relay
D. disable VAD
E. set codec to G.711
F. set preference to 1
Correct Answer: BCD
Explanation/Reference:
Explanation/Reference:
The Default Dial-Peer 0 peer_tag=0, pid:0
If no incoming dial peer is matched by the router or gateway, the inbound call leg is automatically routed to a default dial peer (POTS or Voice-Network).
This default dial peer is referred to asdial-peer 0orpid:0.
Dial-peer 0(pid:0) has a default configuration that cannot be changed. The defaultdial-peer 0 fails to negotiate non-default capabilities, services, and applications such as:
applications such as:
as:
Non-default Voice-Network capabilities:dtmf-relay,no vad, and so forth.
Direct Inward Dial (DID)
TCL Applications
http://www.cisco.com/en/US/tech/tk652/tk90/technologies_tech_note09186a008010fed1.shtml
