Click the exhibit.
Which of the following is a valid BGP configuration for router R2? A. Option A
B. Option B
C. Option C
D. Option D
Click the exhibit.
AS 65550 owns CIDR block 10.64.0.0/12. Router R6 advertises the aggregate 10.64.0.0/12 to AS 65541 with "as-set" enabled.
Which of the following is TRUE regarding the aggregate route received by router R7?
A. The AS Path is set to 65540, and the Atomic Aggregate flag is set.
B. The AS Path is set to 65540 65550, and the Atomic Aggregate flag is set.
C. The AS Path is set to 65540 65550, and the Atomic Aggregate flag is not set.
D. The AS Path is set to 65550, and the Atomic Aggregate flag is not set.
Click the exhibit.
Assume all router-IDs are properly configured, and IPv6 link-local addresses are used to establish all eBGP sessions. Given the following iBGP configuration on router A, what is the Next Hop for prefix 2001:DB8:A:401::1/128 on router B?
A. The IPv6 link-local address of the router D interface towards router A.
B. The IPv6 link-local address of the router A interface towards router D.
C. The IPv6 global address of router A.
D. The IPv6 global address of router D.
Which of the following statements regarding BGP Fast Reroute is FALSE?
A. BGP Fast Reroute is triggered by IGP events.
B. The backup path is pre-computed and installed in the FIB.
C. BGP Fast Reroute is independent of number of affected prefixes.
D. BGP Fast Reroute uses the optimal path to the destination.
Which of the following statements about the BGP Advertise External feature is FALSE?
A. It modifies the BGP advertisement logic.
B. It improves convergence times and allows for better load sharing.
C. It allows a router to advertise multiple external paths for a single prefix.
D. It supports both IPv4 and IPv6.
Which of the following prefix lists include prefixes 192.168.128.0/17 and 192.168.64.0/18?
A. Prefix list 192.168.0.0/16 through 18.
B. Prefix 192.168.0.0/17 longer.
C. Prefix list 192.168.0.0/17 through 18.
D. Prefix 192.160.0.0/13 longer.
What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?
A. Policy changes are delayed until the peer router with the affected routes reboots.
B. Policy changes are delayed until route updates for affected BGP routes are received from peers.
C. Policy changes are delayed until BGP sessions are cleared or BGP is reset.
D. Policy changes are delayed until the router reboots.
An Alcatel-Lucent 7750 SR is configured with an export policy to redistribute its directly- connected networks into BGP. Which of the following databases contains the routes for these networks?
A. The routes are in the RIB-In.
B. The routes are in the Loc-RIB.
C. The routes are in the RIB-Out.
D. The routes are not in any of the BGP databases.
Which of the following regarding the connections between eBGP peers is TRUE?
A. eBGP peers typically use system addresses for session establishment.
B. eBGP peers are managed under a single administration.
C. eBGP peers do not propagate updates learned via iBGP.
D. eBGP peers are usually directly connected to each other.
Which of the following regarding BGP confederations is FALSE?
A. A confederation is a collection of Autonomous Systems advertised as a single AS number to BGP speakers outside the confederation.
B. Each member AS must either maintain a full mesh of iBGP sessions, or use route reflection.
C. Confederations can be used to subdivide ASs that have a large number of BGP speakers into smaller domains.
D. A full mesh of intra-confederation eBGP sessions is required between the member ASs.
