EIGRP metric weight K1=1, K2=0, K3=1, K4=0, K5=0/ T# b; q( W5 n5 i( }- f
EIGRP maximum hopcount 100" b1 p2 F" i; F) A3 g
EIGRP maximum metric variance 1, \( e/ e* [% o" {; q4 W! N
Redistributing: eigrp 1% h6 v/ n# [ }2 @7 L
EIGRP NSF-aware route hold timer is 240s, [+ a0 M4 S x: N* c
Automatic network summarization is in effect
1 Q: v3 X" z: E/ i( E G0 WAutomatic address summarization:
. Z3 m3 _6 `1 e: a172.31.0.0/16 for Ethernet0, Serial1* G# d ^- |8 h8 h. t }4 v, A+ l9 R
Summarizing with metric 2169856
- ]6 B. V" S4 n10.0.0.0/8 for Serial0
/ g S8 {% J2 c' T6 NSummarizing with metric 2816006 f; A$ r9 L9 f
Maximum path: 4
: `# u% t4 z. C; g9 l( aRouting for Networks: N3 @7 P2 F& }" R9 \9 c" ~ f& {$ P
10.1.0.0/16
5 A" u$ K, T. {3 Q172.31.1.0/24
4 y2 e$ V& d2 N9 n" r2 H4 R' vRouting Information Sources:
. H/ i0 o6 v/ ZGateway Distance Last Update
3 t$ f9 b% p& T8 T& {& } z$ _(this router) 90 00:01:44
; _2 ~, q( p+ \& D; y9 S# T/ Z" kGateway Distance Last Update
0 U1 S# _% ]: |% t$ L10.1.0.1 90 00:01:45" x4 b# A$ C9 [, |8 |) y
10.1.2.4 90 00:00:02 ?) B3 o' y6 |+ c
172.31.1.3 90 00:01:572 a$ e7 U# Q2 d' N( K
Distance: internal 90 external 170
* i0 D. i7 y VP1R2#
/ ] J. k+ q: J第三步:在每一个路由器上验证EIGRP是接收了远程路由条目。你的显示应该如下列所示类似:
0 N, ? N: [* _( p8 AP1R2#sh ip route
, R" N; B! L7 O$ tCodes: C - connected, S - static, R - RIP, M - mobile, B - BGP6 ]0 `, c7 K, E& Y9 T+ y
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area+ H# V3 n) w& ?+ h; n# l$ m- W
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
& v" q% c5 a. A9 q- CE1 - OSPF external type 1, E2 - OSPF external type 2
$ T% s2 |' F2 @5 ]* }6 y; C Ji - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2! S+ e6 Y6 E6 {6 y; Z* A+ M1 S
ia - IS-IS inter area, * - candidate default, U - per-user static route/ h4 p7 }+ z- A6 F+ D& }: @
o - ODR, P - periodic downloaded static route0 Q/ J- S( I9 X2 y) K
Gateway of last resort is not set
8 S% Y9 \. z% c$ s172.31.0.0/24 is subnetted, 1 subnets- G0 O( V7 ?7 J5 G
C 172.31.1.0 is directly connected, Serial0
4 P) Z: `. r: f3 d, S10.0.0.0/24 is subnetted, 5 subnets
6 q" M/ T/ ^( |) cD 10.1.3.0 [90/2195456] via 10.1.2.4, 00:02:56, Ethernet01 U9 |1 v/ m' o- g- N
C 10.1.2.0 is directly connected, Ethernet0* z% R) h. J) w0 f8 r
D 10.1.1.0 [90/2195456] via 10.1.0.1, 00:02:53, Serial15 q5 }( V E8 Y4 J0 g' i* y
C 10.1.0.0 is directly connected, Serial1
/ }5 m# o2 O1 {D 10.254.0.0 [90/2195456] via 172.31.1.3, 00:02:25, Serial0
8 S1 Q4 ?5 F/ \) h/ Y1 ?
; m( C& I. }: n# m第四步:在内部路由器(PxR3和PxR4) 使用debug ip eigrp命令去监视EIGRP查询。
/ I: t% F2 H6 I' v9 j8 u
6 z3 b7 F; i% A第五步:在边界路由器上关闭串行接口(The s0/1 interface on PxR1 and PxR2)。
' Z+ f' @" [ O3 |) v8 p- c4 o- A4 H第六步:查看内部路由器上的EIGRP查询,你的显示应该与下列类似:
6 `7 X2 ` C: Y9 I [# s8 s6 d第七步:关闭所有的DEBUG命令。
+ J2 o1 z5 Q3 M v第八步:在边界路由上激活串行接口(The s0/1 interface on PxR1 and PxR2)。
$ z7 r2 j! h% }1 R6 i7 y
; X: x4 J& S5 {/ r1 {% |) u6 N {【任务二】:配置EIGRP核心扩展性
! ~5 j) N: B, [6 w& y4 d在这个任务中,你将配置EIGRP路由汇总。这个更改将进一步控制EIGRP的查询范围,最小化更新通信和最小化路由表增加EIGRP的扩展性和加速网络的收敛。
* n4 I# x8 v% u8 e实验过程:
: P$ |. v ?7 K& M- }# C/ G第一步:手动配置边界路由器(PxR1和PxR2)汇总路由条目10.x.0.0/16到EIGRP核心路由器BBR1(在这里x是你的机架编号)。4 y% C7 i. K+ z
第二步:TELNET到BBR1(172.31.x.3)并验证BBR1仅收到了一条汇总没有,并没有详细路由条目。如果两个边界路由器是配置适当的,你应该能看到两条等价的有效连路BBR1。你的显示应该与下列类似:
* I2 Q5 Y* H0 W9 @% G# [BBR1>sh ip route
6 r8 m" P; m: w+ T( |7 P/ wCodes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
$ t; p0 t! ]9 n0 {: A% ZD - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area* ~& T- i/ }2 B$ a9 m
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2, U; @ V$ _% t. J) e( A$ E& p
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
5 n$ q; F8 g7 o. T4 di - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area! x7 F. c: T4 j1 ]0 H, ?6 Y1 r
* - candidate default, U - per-user static route, o - ODR+ _. T6 H% R9 G/ I* \% ]/ g: f
Gateway of last resort is not set
. b/ M( e: {7 j! ]172.31.0.0/24 is subnetted, 1 subnets
8 i2 P4 s9 i! EC 172.31.1.0 is directly connected, Serial0
6 L0 h4 B5 g3 ~2 K3 z1 o: JS 192.168.11.0/24 [1/0] via 172.31.1.21 F; c( s5 o+ H3 Y: s5 g
10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks# J: r& M* \+ n1 E$ F3 F
D 10.1.0.0/16 [90/2195456] via 172.31.1.2, 00:00:04, Serial0: I5 v4 p, V0 O# G4 k
[90/2195456] via 172.31.1.1, 00:00:04, Serial01 ~* w. d; ~7 x; _9 n
C 10.254.0.0/24 is directly connected, Ethernet0
' q! t* Q- h: C4 s! V JS 192.168.1.0/24 [1/0] via 172.31.1.1 |