Exam 350-801 topic 1 question 126 discussion

Actual exam question from Cisco's 350-801

Question #: 126
Topic #: 1

An engineer configures a Cisco Unified Border Element and must ensure that the codecs negotiated meet the ITSP requirements. The ITSP supports G.711ulaw and G.729 for audio and H.264 for video. The preferred voice codec is G.711. Which configuration meets this requirement?
A.

B.

C.

D.

Show Suggested Answer

Suggested Answer: C
Reference:
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/voice/cube/configuration/cube-book/cube-codec-basic.html

by [deleted] at July 16, 2023, 7:50 a.m.

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WilliamC

10 months, 1 week ago

Usage Guidelines Use this command to specify one or more video codecs for a voice class. Examples The following example shows configuration for voice class codec 10 with two audio codec preferences and three video codec preferences: voice class codec 10 codec preference 1 g711alaw codec preference 2 g722 video codec h261 video codec h263 video codec h264

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Komy

1 year, 2 months ago

Answer is [ C ]

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Ol_Mykhailiuk

1 year, 10 months ago

Cisco Codec Options(IOS) H(config-dspfarm-profile)#codec ? g711alaw G.711 A Law 64000 bps g711ulaw G.711 u Law 64000 bps g722-64 G722r64 g723r53 G.723.1 5300 bps, Not supported on PVDM3 g723r63 G.723.1 6300 bps, Not supported on PVDM3 g729abr8 G.729ab 8000 bps g729ar8 G.729a 8000 bps g729br8 G.729b 8000 bps g729r8 G.729 8000 bps gsmamr-nb GSMAMR codec ilbc ILBC codec isac ISAC codec pass-through Stream Pass Through

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[Removed]

2 years ago

NO voice-class codec 100 and 10

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[Removed]

2 years ago

A C is same.

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Komy

1 year, 2 months ago

No They are not (the voice class codec defined is 10 while the voice class code referenced in the dial peer is 100)

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