350-501 Networking Practice Question
Which three BGP communities are standardized and commonly used for inter-AS traffic engineering? (Choose three.)
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
✓
NO_EXPORT (0xFFFFFF01)
Standard BGP communities include NO_EXPORT (0xFFFFFF01), NO_ADVERTISE (0xFFFFFF02), and LOCAL_AS (0xFFFFFF03). NO_EXPORT prevents advertisement to any eBGP peer; NO_ADVERTISE prevents advertisement to any peer; LOCAL_AS prevents advertisement outside the local AS.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
NOPEER
Why it's wrong here
NOPEER is not a standard community; it is sometimes used in routing policies but not standardized.
- ✓
NO_EXPORT (0xFFFFFF01)
Why this is correct
Prevents route from being advertised to any eBGP peer.
- ✓
LOCAL_AS (0xFFFFFF03)
Why this is correct
Prevents route from being advertised to eBGP peers outside the local AS.
- ✗
INTERNET (0x00000000)
Why it's wrong here
INTERNET community means no restriction; not used for traffic engineering.
- ✓
NO_ADVERTISE (0xFFFFFF02)
Why this is correct
Prevents route from being advertised to any peer.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-501 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 350-501 exam.