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中级工程师
   
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楼主 |
发表于 2012-2-5 00:19:33
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houwencisco 发表于 2012-2-4 23:49 
% b( _4 F, |: X& j' N+ m: r请问 distance eigrp 90 109 具体加在哪个位置? : @' N6 M3 c* M" Y" C5 i/ V, f
首先参考lab题库第一题 ) E0 j1 V$ M* g$ P( E/ B/ G v% B
1. 还没键入此指令前先:
2 U" J b7 v9 o. b" ZR2#sh ip route1 `: v+ B% n0 z
...
5 j2 H6 J6 F8 L# x9 q8 j6 c$ h) ~ 172.16.0.0/32 is subnetted, 1 subnets
/ h3 q: l2 M0 C& w2 O% X J6 }O IA 172.16.100.1 [110/65] via 192.168.3.1, 00:01:45, Serial1/2
, _% J0 {: v1 p* SO IA 192.168.4.0/24 [110/65] via 192.168.3.1, 00:01:45, Serial1/2+ Y" X& [! J8 c( `( v( J" R
可以看到AD=110(其中172.16.100.1是R4之loopback address)
5 O9 }! L5 p0 s0 h2. 接着在eigrp下键入此指令(distance eigrp 90 109):7 H5 S3 C+ f s" ~# o2 a
R2#conf t3 w/ Q0 B1 m% U- }5 D
R2(config)#router eigrp 100
4 Q0 q% I" a. r/ y Q% ^" q% S& q# gR2(config-router)#distance eigrp 90 109
+ ?6 z6 m; E* w; jR2(config-router)#^Z/ w) y* g/ ~/ n$ J% e9 H; g
3. 确认一下AD已改为109
: Z$ j' g9 O) Z; D/ zR2#sh ip route7 K# e; ^% x7 ~ S" t) Z
...
9 j9 r) {' i7 q2 H5 o 172.16.0.0/32 is subnetted, 1 subnets
& T+ `* D# D) ~( q- _D EX 172.16.100.1 [109/30720] via 192.168.2.1, 00:00:14, FastEthernet0/0
) C( b( X4 n7 G. J/ V, bD EX 192.168.4.0/24 [109/30720] via 192.168.2.1, 00:00:14, FastEthernet0/0. j8 [9 C+ f, m0 P3 u
...3 F# e/ |. f2 L# e4 k# P% y& t
4.从R1 traceroute R4之loopback address " K6 ?7 ^ D8 E+ E; {. a4 H7 z2 Y
R1>traceroute 172.16.100.18 R; m. U4 x$ n8 d- O! z; J$ H
1 q2 V# Z* K+ tType escape sequence to abort.
2 C# v" P. z- p4 pTracing the route to 172.16.100.1
% w+ Y9 M5 B: n' C' f! Q5 U3 F, q4 A/ W' @
1 192.168.1.2 36 msec 20 msec 32 msec) G3 v B/ x6 L' r
2 192.168.2.1 120 msec 116 msec 76 msec
; Y8 K) ]+ G* j/ L7 I 3 192.168.4.1 200 msec 144 msec *( W- L8 l- t" l& {
确实所走路径:R1->R2->R3->R4 |
10#
2012-2-5 00:19:33
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