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Cisco 642-437 Exam Syllabus Topics:

Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:

Question 1

Which Cisco Unified Border Element configuration supports H.323 protocol interworking and address hiding?

A. voice services voip allow-connections h323 to h323 media flow-around
B. voice services h323 to h323 h323 interworking media flow-through
C. voice services h323 to h323 h323 interworking media flow-around
D. voice service voip all-connections h323 to r323

Question 2

What is the default encryption algorithm that is used by SRTP?

A. RC4
B. Blowfish
C. DES
D. AES

Question 3

Refer to the exhibit.

Cisco 642-437 Exam
What happens when users at Site B place calls to Site A when the IP WAN is operational?

A. The calls will use round-robin scheduling between the IP WAN and PSTN paths.
B. The calls will fail because the destination patterns are identical.
C. The calls will always take the PSTN route.
D. The calls will use the IP WAN route unless there is a failure or congestion during which the calls will reroute via the PSTN.
E. The calls will always take the IP WAN route.

Question 4

Which three commands should you use to configure DHCP information on Cisco Unified Communications Manager Express? (Choose three.)

A. subnet mask
B. default-router
C. dns server
D. default gateway
E. ip dhcp pool
F. network
G. ip address

Question 5

Which traditional telephony protocol was used as a basis for the H.323 suite of protocols?

A. SCCP
B. Q.931
C. Q.921
D. SS7

Solutions: