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助理工程师
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题库基本上全覆盖,遇到一提新题关于BGP。我试把印象中的新题默出来。
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router bgp 65112+ f( J C- D! V# I
neighbor 10.2.2.2 route-map 690 in
' {- y; ~) c+ z* D, k$ g' f neighbor 10.2.2.2 remote-as 14 C, K/ V+ Q6 ^2 f8 ?" \: A& d
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route-map 690 permit 10" I! l. o/ c( }0 t0 c1 d$ ^
match ip address 1$ y+ z0 H5 @3 v8 W$ e6 q+ g; A
set local-preference 150- O: E. R: h% ~5 X% z, `
set weight 200
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access-list 1 permit ^690$% _; a" V, L* p3 j# m$ O) z U c9 Y' v
access-list 1 permit ^1800
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The operator wants the router to reach AS 690 through neighbor 10.2.2.2 only, but it turns out to be able to connect to AS 690 through all other neighbors.) G8 a- h5 i( m. t. Y* |
What is the reason?
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A. (I forgot the choice)
0 A' e9 ^! ~0 `B. Weight of other neighbors for AS 690 is set higher than 200.
n9 C2 v" Y3 ^' H: e( fC. Weight and local preference should be set to same value.& l! A& [5 ~/ B) N$ A/ V
D. Route-map is set in wrong direction.
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