JNCIS-SP: Juniper Networks Certified Specialist – Service Provider Routing (2021) — Question 24

Which two statements are correct about default BGP route propagation? (Choose two.)

Answer options

• A. IBGP speakers advertise IBGP-learned routes to other IBGP peers.
• B. EBGP speakers advertise IBGP-learned routes to other EBGP peers by using a policy.
• C. IBGP speakers advertise EBGP-learned routes to other IBGP peers.
• D. EBGP speakers advertise IBGP-learned routes to other EBGP peers.

Correct answer: C, D

Explanation

Option C is correct because IBGP speakers can propagate EBGP-learned routes to other IBGP peers. Option D is also correct since EBGP speakers do advertise IBGP-learned routes to their EBGP peers. Options A and B are incorrect as they misrepresent the nature of route propagation between IBGP and EBGP speakers.