CLCOR Protocols And Endpoints Practice Question
Which THREE codecs are natively supported by the Cisco IP Phone 8800 series?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Opus
G.711, G.729, and Opus/G.722 are widely supported across the 8800 series.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Opus
Why this is correct
Modern wideband codec.
- ✗
H.264
Why it's wrong here
This is a video codec, not audio.
- ✓
G.729
Why this is correct
Low bandwidth codec.
- ✗
G.723
Why it's wrong here
Not standard on the 8800 series.
- ✓
G.711
Why this is correct
Basic standard codec.
About these practice questions
This CLCOR question is part of Courseiva's 263-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Cisco exam blueprint
This CLCOR practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CLCOR exam.