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Cisco 642-432 Exam Syllabus Topics:

Cisco Voice Over IP Sample Questions:

Question 1

Which process changes an internal extension into a fully qualified external PSTN number before matching to a dial peer?

A. number expansion
B. prefix extension
C. forward digits
D. digit masking

Question 2

Which preference key word assigns top precedence to a dial peer in a hunt-group?

A. priority
B. 0
C. high
D. 1

Question 3

Refer to the exhibit. You have been asked to configure a dial peer on R2 that will match only the extensions of the four telephones attached. Which dial-peer statement will you use?

A. dial-peer voice 1 pots destination pattern 5552[5-6].0
B. dial-peer voice 1 pots destination-pattern 5552.[0-5]0
C. dial-peer voice 1 pots destination-pattern 555[2-5][56]
D. dial-peer voice 1 pots destination-pattern 5552[5-6][05]0

Question 4

Which three are supervisory signals? (Choose three.)

A. on hook
B. busy
C. off hook
D. ring
E. call waiting

Question 5

Site A uses three-digit internal numbers and Site B uses four-digit internal numbers.
All calls to the PSTN are routed through Site B.
What dial plan below best represents provision simplicity?

A. Translate all called numbers leaving Site A to ten digits.
B. Translate all called numbers within Site B to three digits.
C. Translate all called numbers within Site A to four digits.
D. Translate all called numbers at either site to ten digits.

Solutions: