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[CCNP] 详解BSCI实验二、配置ospf验证,汇总,虚链路

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发表于 2012-8-3 20:20:19 | 显示全部楼层 |阅读模式
实验二、配置ospf验证,汇总,虚链路3 W( c; e( S, E  J( p0 J8 f6 _

' A: ^" s2 x, g9 F; N) f9 Q4 f环境:三台路由器串口相连,其它接口配置如图5 r. d+ {! f, [6 I4 s8 D5 }
要求:1.在area 1配置ospf虚链路,router-id如图配置
" a7 C0 v9 I$ ]( E1 V) ?2.将R1的LOOP口配置ospf手工路由汇总
% T" n( {/ t4 e2 ]/ ~0 O3. 配置ospf接口验证(R1 和R2)
9 U6 ~& p, K# G+ Y* J! ]- S4.使用show命令查看结果+ b% J3 {: y2 Z$ s& Y! l7 [
* i) u! u, d( l9 K  [8 @
9 W: ?7 `# B3 U$ S- B4 d( e4 M$ y$ Q
  z6 m- [# i+ c: r
步骤一: 配置三个路由器接口使其连通。( V- G' S5 C+ W* J
6 V9 |  p* `5 p) I# ?% Y( o
R1的配置1 K. Q4 _& I  D
R1(config)# interface Loopback0& V; j# o5 Q7 N7 a2 S, d& ?1 t
R1(config-if)# ip address 30.1.1.1 255.255.255.0: p6 g% \/ K. ]6 Z. U9 ~
R1(config)# interface Loopback1
# F) K* O9 `# C! ?3 kR1(config-if)# ip address 30.1.2.1 255.255.255.0* ~7 p/ G$ U: _6 ?8 E+ W$ @. Z; F  X
R1(config)# interface Loopback27 }$ E. q$ d# F
R1(config-if)# ip address 30.1.3.1 255.255.255.05 c( Z! Q% }3 O8 m' ?2 k
R1(config)# interface s03 H- h; v6 o7 T5 m1 {2 Z/ F2 E
R1(config-if)# ip address 10.1.1.1 255.255.255.0
8 x, B1 |0 [# K6 @' v$ R' r+ fR1(config-if)#no shutdown8 S0 u5 g" |, p: |  @5 i. Z

- A( T$ R( f4 \R2的配置" `" R8 \: d" {  A/ r' \* h. W3 ^, b
R2(config)# interface Loopback07 [5 Y9 d  n5 A" d
R2(config-if)# ip address 50.1.1.1 255.255.255.0% I; W% {: L3 v+ p) b5 s
R2(config)# interface s0
8 i! }( i0 t$ U" u0 AR2(config-if)# ip address 10.1.1.2 255.255.255.0; m- `6 @& t6 [; e
R2(config-if)#clockrate 64000
+ f9 Y4 F& G2 m- K! k/ [5 ^. Z5 kR2(config-if)#no shutdown0 A3 U  p  B1 a( \+ C- S
R2(config)# interface s1
. f8 P/ f+ Y& S0 q8 KR2(config-if)# ip address 20.1.1.1 255.255.255.0
# J9 B* v# w9 `; q5 VR2(config-if)#no shutdown! Q" Y7 e5 {2 H! b/ y3 ~
( L; z3 N& Q: M& U! i) D
R3的配置6 @* m1 K; F9 h4 Q) Z8 C
R3(config)# interface Loopback0$ A  s2 B4 p  a' c7 j3 I
R3(config-if)# ip address 40.1.1.1 255.255.255.0
4 Y! g( p7 l. r! z/ GR3(config)# interface s1
$ z7 H3 E; X* Z; j& WR3(config-if)# ip address 20.1.1.2 255.255.255.0
' V/ v# ^2 u; \" ]R3(config-if)#clockrate 64000$ {9 G% m* A4 B! G- `6 S& f! G( {* F
R3(config)#no shutdown
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 楼主| 发表于 2012-8-3 20:20:20 | 显示全部楼层

详解BSCI实验二、配置ospf验证,汇总,虚链路

</p>步骤二: 配置ospf$ C/ R9 ^4 S1 F" `. j, w, k& B

# G6 ~/ W: P+ _5 T5 t1 N1 n/ I; PR1的配置/ }+ J# h6 |3 {2 W+ w
R1(config)#router ospf 1  à启用ospf协议,进程号为1
6 L" ~( B# _$ M- HR1(config-router)#router-id 1.1.1.1  à配置router-id
! {$ X- R; r$ V3 ^5 {0 d( OR1(config-router)#network 10.1.1.0 0.0.0.255 area 1  à将接口参与到区域1内
8 _' b8 E2 Q3 y* x$ o7 U$ c& P$ w0 KR1(config-router)#network 30.1.1.0 0.0.0.255 area 0  à将接口参与到区域0内
$ j) ~! T7 G8 R, X- S0 ~8 cR1(config-router)#network 30.1.2.0 0.0.0.255 area 0
. u* i! y# J0 y9 S; hR1(config-router)#network 30.1.3.0 0.0.0.255 area 0% }8 s  F. [2 C5 `. d; f

6 z7 A! k; _8 k4 b& h$ PR2的配置
# d/ W8 q- l& ?/ C9 kR2(config)#router ospf 1
) z' {  {4 T' u" m7 K( ]R2(config-router)#router-id 2.2.2.2
# E) z/ ^; g: v) V) Y2 {R2(config-router)#network 10.1.1.0 0.0.0.255 area 1' B6 t8 ~# H* r3 _
R2(config-router)#network 20.1.1.0 0.0.0.255 area 2  à将接口参与到区域2内
% z' ^! u" T! fR2(config-router)#network 50.1.1.0 0.0.0.255 area 1( {6 U# b% _0 u/ U
4 O7 X5 m9 @0 F4 M& f, ~: l2 z
R3的配置
0 i& V! Q* p( z9 F% Q7 [4 a2 U  ~! SR3(config)#router ospf 2( L, f4 f- o( S7 ?4 @: W
R3(config-router)#router-id 3.3.3.3
# |" ^0 ]' z5 \" Y9 d6 Q) [R3(config-router)#network 20.1.1.0 0.0.0.255 area 2
. \9 v% i, j1 o7 f9 S: K* HR3(config-router)#network 40.1.1.0 0.0.0.255 area 27 _3 A3 v  T& \: Y

# j0 D. C, C3 l7 B, Q " p8 P  h0 v4 a$ f% g( w
步骤三:配置ospf虚链路# H+ h, h9 r: W" Y
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R1的配置
. n9 e* n+ U4 A* ^, j& W. |R1(config)#router ospf 1
7 _. R  D% q( k4 _, aR1(config-router)# area 1 virtual-link 2.2.2.2 à配置虚电路,指对端的router-id6 T. g+ f8 d! r4 A
. y, X& A2 ~* R! j4 V( Q
R2的配置
( U3 q  l1 M$ T( r4 B9 `R2(config)#router ospf 1
& _4 C8 J! K3 [: P. @1 S5 z3 iR2(config-router)# area 1 virtual-link 1.1.1.1
6 o) S: `% ^( q; m0 B5 N, j$ {& Y
0 K3 m* x3 c4 y7 {. r
, V4 N) D" Y' @+ q+ h步骤四:配置ospf手工路由汇总$ ]: W! @/ L1 m, b1 X7 }
7 Q/ D, B4 G8 d3 c' |
R1的配置) P* c# A% e# g% {9 Q( i
R1(config)#router ospf 1
, u" `0 m* {2 Q' ]/ `1 Y% f( d( S: YR1(config-router)# area 0 range 30.1.0.0 255.255.252.0  à手工汇总路由
4 h' m& G3 k  G& f" f ( m/ i2 U& t9 r% U
R2的配置
, t9 f) L) H/ c$ QR2(config)#router ospf 1
6 M3 ~4 O5 `# Y0 `7 y8 o- XR2(config-router)# area 0 range 30.1.0.0 255.255.252.0  à因你的区域0已经延伸到此* g- p+ [. t% R# H
  R& y" X$ L" b9 O' E: x. J* N; R7 k
- M9 \1 ]; s- \, x9 m. {
步骤五:配置ospf接口验证(R1 和R2)) Y  P2 _& N! q

0 m, d5 G3 p0 p: L3 c, q6 hR1的配置0 `  q- ]. ~# ?- O2 @" n) P
R1(config)# interface Serial0
! `6 P) [  d( H- J+ R& i7 K2 a: r! AR1(config-if)# ip ospf authentication message-digest  à启用验证
! h3 N% j2 X9 Z0 e: \- i9 hR1(config-if)# ip ospf message-digest-key 1 md5 cisco à定义密钥/ s6 X% x7 \, N" \+ o& y

3 T$ W2 e: o0 I( s# {; @R2的配置
( _' P+ Z: v, ^3 s; T! XR2(config)# interface Serial0
: J$ F, [( d* J9 c% oR2(config-if)# ip ospf authentication message-digest1 i8 y2 U3 u5 H( y4 i
R2(config-if)# ip ospf message-digest-key 1 md5 cisco  à两端必须一致
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 楼主| 发表于 2012-8-3 20:20:21 | 显示全部楼层

详解BSCI实验二、配置ospf验证,汇总,虚链路

</p>步骤六:查看路由表- c3 ~6 i& A& A$ {& w! t0 m

6 {2 ?% {3 v) v/ p( dR1#show ip route
' Q1 r) w! I% ~4 e9 VCodes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP3 F( w" D+ U% k4 _% f& }
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area* _' F& o. f6 W# X  F' c" s8 `
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
. t. j% y: Z, s- B$ ]$ s* o6 Q       E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP' g/ @! G" N! P
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-21 @* b1 o, R- a3 E0 r! H0 z
       ia - IS-IS inter area, * - candidate default, U - per-user static route
% y( |8 {' b' Z3 I. a1 P! g       o - ODR, P - periodic downloaded static route  ]- b; _9 [+ Y" q
( X4 G% }5 P% ^8 d7 i4 _
Gateway of last resort is not set
0 f. }4 I$ H, s% W8 ~' D/ g7 p % W5 u- f$ z$ H$ Y
     50.0.0.0/32 is subnetted, 1 subnets
) ]& m$ i  _9 U  Z) L4 KO       50.1.1.1 [110/65] via 10.1.1.2, 00:09:41, Serial0  àOSPF域内学来的路由条目* U- r9 ~5 k9 u3 h; c  ~# h1 e
     20.0.0.0/24 is subnetted, 1 subnets2 F( w/ W0 a) v& G" s3 {
O IA    20.1.1.0 [110/128] via 10.1.1.2, 00:09:31, Serial0  àOSPF域间学来的路由条目
0 T; F0 g& b' Y2 H# o     40.0.0.0/32 is subnetted, 1 subnets- y* h# |1 o/ i/ B( u
O IA    40.1.1.1 [110/129] via 10.1.1.2, 00:09:31, Serial0
6 b2 |% h1 z( r6 B  e9 \" Y4 _     10.0.0.0/24 is subnetted, 1 subnets& O. N/ k3 ~, @$ Q
C       10.1.1.0 is directly connected, Serial0
* U2 h( D) Y; U7 U7 O8 g3 b$ |) W) k     30.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
, v/ _: {- s; E4 E6 X: M" o/ g' ^C       30.1.3.0/24 is directly connected, Loopback2/ p$ h8 L7 u  H* Y
C       30.1.2.0/24 is directly connected, Loopback1* q4 _5 A! ]+ Y( p# ~
C       30.1.1.0/24 is directly connected, Loopback0
/ R* x: ]& o' Y% u* XO       30.1.0.0/22 is a summary, 00:09:32, Null0  à手工汇总的条目+ b. _0 B2 J& y
! s- X8 s: x% _3 r; a: \
R2#show ip route
! z7 W3 S# Y0 K: _Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP  p; g- A/ J- R
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
! k6 H& G! [$ C" ?  M# y       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2) _3 H+ w& x3 e8 C0 E+ B
       E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP% s5 H- I7 `, v6 K+ y
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
$ p* l) X: y$ ^: U0 T) j       ia - IS-IS inter area, * - candidate default, U - per-user static route( H. b5 L  U- x2 b( r
       o - ODR, P - periodic downloaded static route
( Z1 k* L9 u5 E: a$ I
/ |5 F) L& B3 A0 q2 C) L, e; BGateway of last resort is not set
1 w# [" E5 g+ R  i : {- f4 G/ k( N$ J
     50.0.0.0/24 is subnetted, 1 subnets
$ P6 [, C  z- {# {) oC       50.1.1.0 is directly connected, Loopback03 a6 z4 S- r, g) b
     20.0.0.0/24 is subnetted, 1 subnets+ g) d; S7 w& g* Z* l  ]* m
C       20.1.1.0 is directly connected, Serial1/ F- Z) ~5 d! z5 J6 B0 i; h
     40.0.0.0/32 is subnetted, 1 subnets  T' m4 u& g- I# q; x( [: v
O       40.1.1.1 [110/65] via 20.1.1.2, 00:04:48, Serial1
6 h- k3 S6 _  A/ S! _     10.0.0.0/24 is subnetted, 1 subnets
6 K* c/ o7 w5 l9 I* s8 e& QC       10.1.1.0 is directly connected, Serial0
- e# Z+ J  U( E  w( w     30.0.0.0/8 is variably subnetted, 4 subnets, 2 masks
9 d% m# g; F" E  K  i0 A7 [& xO       30.1.2.1/32 [110/65] via 10.1.1.1, 00:04:38, Serial0" k1 B) }1 z. h
O       30.1.3.1/32 [110/65] via 10.1.1.1, 00:04:39, Serial0( S; U, X, s2 J6 F% ~4 N: h# Z
O       30.1.0.0/22 is a summary, 00:04:39, Null0
. d* X( S/ H; r; xO       30.1.1.1/32 [110/65] via 10.1.1.1, 00:04:39, Serial0+ w  [9 o) F' H7 L# c! S

" n, b6 \  n% R1 x7 _8 AR3#show ip route
. @, C# o3 u  RCodes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
( N. J% p% b, Z; K! R' q       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area# i$ S- b0 m' V  B5 ^8 o+ a
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
& K5 s! R* X/ ?' u& h3 {- j       E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
3 |8 ~" ?( ?/ @- z4 k       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
8 Q/ p. J) L$ H       ia - IS-IS inter area, * - candidate default, U - per-user static route% X& n. d# y: l# j: m
       o - ODR, P - periodic downloaded static route
3 k% p% n2 n! [: h) Y 1 o  Y$ r* y' Y1 p8 V. ?
Gateway of last resort is not set
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 楼主| 发表于 2012-8-3 20:20:22 | 显示全部楼层

详解BSCI实验二、配置ospf验证,汇总,虚链路

</p>     50.0.0.0/32 is subnetted, 1 subnets) W* c4 x" z8 o( U8 |: _
O IA    50.1.1.1 [110/65] via 20.1.1.1, 00:02:02, Serial1
, ]  Y$ e$ e9 a, s/ @$ w     20.0.0.0/24 is subnetted, 1 subnets
! Q3 G: L% W! ]6 c3 j& bC       20.1.1.0 is directly connected, Serial1
' }( m. E, L2 F; d     40.0.0.0/24 is subnetted, 1 subnets
$ ?  C% B' r  i1 ^0 U) C! nC       40.1.1.0 is directly connected, Loopback0
4 C$ Z( {; B- t' @0 e     10.0.0.0/24 is subnetted, 1 subnets7 M: }8 G+ v. @( R; l) B
O IA    10.1.1.0 [110/128] via 20.1.1.1, 00:02:02, Serial12 Q$ n: Q) J. J- i
     30.0.0.0/22 is subnetted, 1 subnets
) t" N% H" H  Y: K. c0 p, b5 cO IA    30.1.0.0 [110/129] via 20.1.1.1, 00:01:47, Serial1
- b  N3 S% q* y / H3 H* L9 D) o: b  A4 C) r
* g2 m2 x2 z) c# U, b
步骤七:查看邻居表3 Y9 S7 A! ]0 n) B5 P' F

, s  h- v- z5 K) }+ g! m6 d9 ]" XR1#show ip ospf neighbor  à邻居已建立,点对点无DR之说% |( l  Q( E2 V1 R
! F! F, ?/ |: r/ C
Neighbor ID     Pri   State           Dead Time   Address         Interface8 F1 j& e+ v4 m' ?
2.2.2.2           1   FULL/  -        00:00:33    10.1.1.2        Serial0
7 @, Z3 i4 M; c0 [. }
* ]  E5 F* L! pR2#show ip ospf neighbor7 @2 K7 F7 o) d9 E) x: q, h

: Q/ D/ L: E0 x' _, o4 S; `Neighbor ID     Pri   State           Dead Time   Address         Interface! r! `& x7 l; H2 X' m& s
1.1.1.1           1   FULL/  -        00:00:33    10.1.1.1        Serial0
: K8 |  I+ a+ J: E1 A6 L3.3.3.3           1   FULL/  -        00:00:34    20.1.1.2        Serial1
7 }* k( r1 x* s& E& v1 s/ k
! |1 x4 f8 X6 k% c5 ^2 ~% M: ZR3#show ip ospf neighbor; B; y+ _- C* V( E* S0 \6 u( ~8 _
9 _4 }5 a: a$ M- [" w; N
Neighbor ID     Pri   State           Dead Time   Address         Interface5 q1 i& @0 t" c
2.2.2.2           1   FULL/  -        00:00:37    20.1.1.1        Serial16 R: u7 Z& h, e
9 K* H5 O, l0 @4 V
$ H9 m9 k* U) G0 {8 F6 O7 k0 C
步骤八:用ping命令测试
& w' C; T  u- c, F0 u  w9 V
$ r8 F! X4 L* m9 b/ n6 sR1#ping 40.1.1.1 à测试连通性2 g$ J! k: O4 |
!!!!!
/ `  r! p4 D& G1 L# P: y- nSuccess rate is 100 percent (5/5), round-trip min/avg/max = 56/60/68 ms
  n: N5 ?; @( L3 S/ B6 ^5 w7 M+ t 5 M7 d* `8 i$ G
R1#ping 50.1.1.14 \; n, |3 K( p. o( j" j
!!!!!
1 j( ^* [$ ]: L9 x, H/ P  [Success rate is 100 percent (5/5), round-trip min/avg/max = 32/32/36 ms
1 x5 J' P! I* @$ f, N4 R1 _- r
# A3 y1 Q/ M" r+ P6 q/ r& m1 @# yR2#ping 30.1.1.1- `, u+ i2 r! J
!!!!!
7 }6 R6 y( S" I& GSuccess rate is 100 percent (5/5), round-trip min/avg/max = 32/32/32 ms( o/ G& m+ g5 C* O+ G* Q

6 a7 G9 ~- q2 d. ]! u $ v( z6 s# V4 c' @4 p& F* k. U

3 V- c( T. J- p3 O步骤九:显示当前配置信息
( r& U9 ]4 `2 r5 f% s : \6 c4 X3 L; ^9 T0 ?, U- S7 p
R1的配置信息
, w1 ^3 x/ C- Q0 Y, Q: a4 aR1#sh run% a. w* B' e8 ^. U1 ?% d; Y
hostname R1
2 @7 D. f0 J& t3 h% m!
" V: b, j$ w. o' A1 Einterface Loopback0
6 q( A1 E0 X; Z, H# r6 L& R$ p  @ ip address 30.1.1.1 255.255.255.0
) F, g! U5 G* c9 I( t. \!* E! Y% o/ z6 _5 d6 L; e& U+ z
interface Loopback1
4 f/ M, {- y# c$ L ip address 30.1.2.1 255.255.255.0* f5 q" o7 f! F  Z
!7 o% y" |: m5 _# y
interface Loopback2
+ m/ l. V% Z9 x) [9 h0 Z ip address 30.1.3.1 255.255.255.0
  k! m3 F; v2 S9 U( W' N!+ [, c5 t* I" U8 q
interface Serial0
& c/ {7 u( S- t3 s8 S6 I# J2 J ip address 10.1.1.1 255.255.255.0# t6 Z/ V9 g- b
ip ospf authentication message-digest6 y2 t3 r5 q2 G7 H
ip ospf message-digest-key 1 md5 cisco$ p8 S* |/ Y/ e& r' a
0 W# Y% P$ Q6 w$ ?% ]8 ]! Q
!
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 楼主| 发表于 2012-8-3 20:20:23 | 显示全部楼层

详解BSCI实验二、配置ospf验证,汇总,虚链路

</p>router ospf 1
' ~+ W2 [* {6 d3 l) n router-id 1.1.1.1
4 w& W+ z# k6 ^0 [; L+ \area 0 range 30.1.0.0 255.255.252.0
  u+ @; v: {5 @0 I# l area 1 virtual-link 2.2.2.2
- c# {4 k* B' N" `5 o' V* s network 10.1.1.0 0.0.0.255 area 1* J. p- t' x5 q% v$ _
network 30.1.1.0 0.0.0.255 area 0
% ~3 m1 P/ ~1 D network 30.1.2.0 0.0.0.255 area 0
! b* Y* P$ E# r/ {2 J network 30.1.3.0 0.0.0.255 area 0' J% g, m5 A& V" U0 y- A
end6 O7 Y/ V# J* C# A$ z7 P
4 S" u: |9 d" ?" O* j; F  e6 i
R2#sh run, b! q% ]/ g/ g+ y  w0 V. r
hostname R2
8 d+ j6 x6 ], C8 h6 o- X7 Jinterface Loopback0
0 f/ S  @1 m$ q ip address 50.1.1.1 255.255.255.0
1 t+ W  w7 p4 J. A! R' H- }$ W!7 Y" |! o9 J4 D2 ?2 S
interface Serial0+ c9 m( V) q; C7 v* Y
ip address 10.1.1.2 255.255.255.0
7 I; a; X- s/ P0 T! ] ip ospf authentication message-digest& r% B# O$ k1 I2 g3 ~7 B  @
ip ospf message-digest-key 1 md5 cisco1 `0 h5 e6 k- b; `0 o9 C- W% C8 m
clockrate 64000
" e8 h. @& [( Z+ K0 l' j" T6 {!; [0 P6 F1 `% f# |3 K: |8 z, i
interface Serial1
6 s# R/ ?" K% \' w ip address 20.1.1.1 255.255.255.0* Q  @, w7 M0 P5 F% X% ^
!
  i4 p% O7 b3 G9 c3 `/ ?$ R2 ^router ospf 1
- T7 E9 a0 K" u3 v$ G4 R# K router-id 2.2.2.2
) Z9 r2 }, ]2 Q area 0 range 30.1.0.0 255.255.252.0' G+ F5 Z, ]# W7 m% M
area 1 virtual-link 1.1.1.1; T6 U- R/ W8 @( v$ c/ b
network 10.1.1.0 0.0.0.255 area 1
$ x% ~& O$ I: e, q3 K7 I$ M/ Y' |: k network 20.1.1.0 0.0.0.255 area 20 L& z. y9 Q2 E( p$ }1 y8 F9 o$ J
network 50.1.1.0 0.0.0.255 area 1: m8 B, V! a# z1 e
end
/ M" m# K  V( N3 o$ A% [7 j
* o8 |, P' R+ C, i# QR3#sh run
1 s3 u, t' [8 j# MHostname R3
) P# h1 K( C; J, q" T7 \! H!
" {, ~8 O% B0 S7 Z5 ~interface Loopback0
% p( {0 n" C' a  t5 [  Z2 A ip address 40.1.1.1 255.255.255.0
4 [3 a5 ?) f# D!4 L7 _; O- T8 s3 }
interface Serial16 ^" n3 f6 k" G! c. i
ip address 20.1.1.2 255.255.255.0
8 E! [, D- S% f8 m clockrate 64000
  M: @# t. S. b. l0 x!. m  V% w& w- e: o; t
router ospf 2, }) S% m% E: b/ e; H) k
router-id 3.3.3.3
% g  i0 z) A  r network 20.1.1.0 0.0.0.255 area 2& {8 _8 ]+ r, _& l2 ]7 |
network 40.1.1.0 0.0.0.255 area 2
9 K. [: B; ?# ?' o+ y( t2 Eend
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