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Q11. Which two data frame lengths are supported by iLBC? (Choose two.)
A. 10 milliseconds
B. 20 milliseconds
C. 30 milliseconds
D. 40 milliseconds
E. 50 milliseconds
F. 60 milliseconds
Answer: BC
Q12. Which codec is supported on the Cisco PVDM2 DSP modules but not on the PVDM3 DSP modules?
A. G.728
B. G.729B
C. G.729AB
D. G.723
E. G.726
Answer: D
Q13. How are DTMF digits transported in RFC 2833?
A. In the RTP stream with the named telephone events payload format.
B. In the RTP stream with the regular audio payload format.
C. In SIP NOTIFY messages.
D. In SIP INFO messages.
E. In SIP SUBSCRIBE messages.
Answer: A
Q14. Assume the IP address of Cisco Unity Express is 10.1.1.1. Which URL provides Cisco Unity Express end users with a GUI interface to access and manage their messages and mailbox settings?
A. http://10.1.1.1/Web/Common/Login.do
B. http://10.1.1.1/ciscopca
C. http://10.1.1.1/user
D. http://10.1.1.1/inbox
E. http://10.1.1.1/
Answer: C
Q15. Which Call Control Discovery function allows the local Cisco Unified Communications Manager to listen for advertisements from remote call-control entities that use the SAF network?
A. CCD advertising service
B. CCD requesting service
C. SAF forwarder
D. SAF enabled trunks
E. CCD registration service
Answer: B
Q16. Refer to the exhibit.
If this SIP call is initiated using early offer, which SIP message will UA#2 use to communicate its media capability to UA#1?
A. INVITE
B. 180 Ringing
C. 200 OK
D. ACK
E. RTP Media
Answer: C
Q17. Which capability is supported by Cisco Discovery Protocol but not by LLDP-MED?
A. LAN speed and duplex discovery
B. network policy discovery
C. location identification discovery
D. power discovery
E. trust extension
Answer: E
Q18. Refer to the exhibit.
Which SIP trunk deployment model is shown in this enterprise VoIP topology?
A. mixed TDM and VoIP
B. centralized
C. hybrid
D. traditional TDM
E. distributed
Answer: C
Q19. Which two types of devices on Cisco Unified Communications Manager support iSAC? (Choose two.)
A. MGCP
B. SIP
C. SCCP
D. Music on Hold server
E. H.323
Answer: BC
Q20. According to ITU-T E.164 recommendations, which two fields in the National Significant Number code may be further subdivided? (Choose two.)
A. Country Code
B. National Destination Code
C. Subscriber Number
D. Regional Significant Number
E. Local User Code
F. National Numbering Plan
Answer: BC