web制作網(wǎng)站西安seo優(yōu)化公司
實驗及實驗要求
一、思路
1.根據(jù)區(qū)域劃分IP地址
2.使公網(wǎng)可通---寫缺省
3.使R3成為MGRE中心站點,R5、R6、R7為分支站點
4.一個個去配置ospf區(qū)域和RIP區(qū)域,確保每個區(qū)域配置無誤
5.區(qū)域0要更改OSPF在接口的工作類型為broadcast ,并使R3為DR沒有BDR
6.區(qū)域1及RIP正常宣告,區(qū)域2也是正常宣告,但要把RIP的路由重發(fā)布到OSPF
7.區(qū)域3-4正常宣告,在R9啟用雙OSPF進(jìn)程一個宣告區(qū)域3,另一個宣告區(qū)域4,并把區(qū)域4的路由重發(fā)布到區(qū)域1、2、3
8.各區(qū)域進(jìn)行路由匯總,區(qū)域1 完全末梢,區(qū)域2 完全NSSA,區(qū)域3 完全NSSA,以減少LSA更新量
9.統(tǒng)一更改OSPF更新時間及做區(qū)域或接口認(rèn)證,以加快收斂,和保障更新安全
10.注意在特殊區(qū)域下發(fā)缺省:在R9上配置缺省。
11.及寫空口防環(huán)及nat---IP地址轉(zhuǎn)換
二、操作及配置
1.根據(jù)區(qū)域劃分IP地址
?2.使公網(wǎng)可通
配置IP地址
[r3]int g0/0/1?
[r3-GigabitEthernet0/0/1]ip add 34.1.1.1 24
[r4]int g0/0/0
[r4-GigabitEthernet0/0/0]ip add 34.1.1.2 24
[r4-GigabitEthernet0/0/0]int g0/0/1 ? ? ? ?
[r4-GigabitEthernet0/0/1]ip add 45.1.1.2 24
[r4-GigabitEthernet0/0/1]int g0/0/2 ? ? ? ?
[r4-GigabitEthernet0/0/2]ip add 46.1.1.2 24
[r4-GigabitEthernet0/0/2]int g4/0/0 ? ? ? ?
[r4-GigabitEthernet4/0/0]ip add 47.1.1.2 24
[r4]int l0
[r4-LoopBack0]ip add 4.4.4.4 24
[r5]int g0/0/0
[r5-GigabitEthernet0/0/0]ip add 45.1.1.1 24
[r5-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ?
[r5-LoopBack0]ip add 172.16.1.1 24
[r6]int g0/0/0?
[r6-GigabitEthernet0/0/0]ip add 46.1.1.1 24
[r6-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ?
[r6-LoopBack0]ip add 172.16.2.1 24
[r7]int g0/0/0?
[r7-GigabitEthernet0/0/0]ip add 47.1.1.1 24
[r7-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ?
[r7-LoopBack0]ip add 172.16.3.1 24
寫缺省
[r3]ip route-static 0.0.0.0 0 34.1.1.2
[r5]ip route-static 0.0.0.0 0 45.1.1.2
[r6]ip route-static 0.0.0.0 0 46.1.1.2
[r7]ip route-static 0.0.0.0 0 47.1.1.2
3.使R3成為MGRE中心站點,R5、R6、R7為分支站點
[r3]int t0/0/0
[r3-Tunnel0/0/0]ip add 172.16.0.1 29
[r3-Tunnel0/0/0]tunnel-protocol gre p2mp?
[r3-Tunnel0/0/0]source 34.1.1.1
[r3-Tunnel0/0/0]nhrp entry ?multicast dynamic?
[r3-Tunnel0/0/0]nhrp network-id 100
[r5]int t0/0/0 ? ??
[r5-Tunnel0/0/0]ip add 172.16.0.2 29
[r5-Tunnel0/0/0]tunnel-protocol gre p2mp?
[r5-Tunnel0/0/0]source ?g0/0/0 ??
[r5-Tunnel0/0/0]nhrp entry 172.16.0.1 34.1.1.1 register?
[r5-Tunnel0/0/0]nhrp network-id 100
[r6]int t0/0/0
[r6-Tunnel0/0/0]ip add 172.16.0.3 29
[r6-Tunnel0/0/0]tunnel-protocol gre p2mp?
[r6-Tunnel0/0/0]source g0/0/0
[r6-Tunnel0/0/0]nhrp entry 172.16.0.1 34.1.1.1 register?
[r6-Tunnel0/0/0]nhrp network-id 100
[r7]int t0/0/0
[r7-Tunnel0/0/0]ip add 172.16.0.4 29
[r7-Tunnel0/0/0]tunnel-protocol gre p2mp?
[r7-Tunnel0/0/0]source g0/0/0
[r7-Tunnel0/0/0]nhrp entry 172.16.0.1 34.1.1.1 register?
[r7-Tunnel0/0/0]nhrp network-id 100
4.區(qū)域配置及宣告
區(qū)域0:
[r5-Tunnel0/0/0]int l0
[r5-LoopBack0]ip add 172.16.1.1 24
[r6-Tunnel0/0/0]int l0
[r6-LoopBack0]ip add 172.16.2.1 24
[r7-Tunnel0/0/0]int l0
[r7-LoopBack0]ip add 172.16.3.1 24
[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]area 0
[r3-ospf-1-area-0.0.0.0]network 172.16.0.1 0.0.0.0
[r5]ospf 1 router-id 5.5.5.5
[r5-ospf-1]area 0
[r5-ospf-1-area-0.0.0.0]network 172.16.1.1 0.0.0.0
[r5-ospf-1-area-0.0.0.0]network 172.16.0.2 0.0.0.0
[r6]ospf 1 router-id 6.6.6.6
[r6-ospf-1]area 0
[r6-ospf-1-area-0.0.0.0]network 172.16.2.1 0.0.0.0
[r6-ospf-1-area-0.0.0.0]network 172.16.0.3 0.0.0.0
[r7]ospf 1 router-id 7.7.7.7
[r7-ospf-1]area 0
[r7-ospf-1-area-0.0.0.0]network 172.16.3.1 0.0.0.0
[r7-ospf-1-area-0.0.0.0]network 172.16.0.4 0.0.0.0
區(qū)域1:
[r1]int g0/0/0
[r1-GigabitEthernet0/0/0]ip add 172.16.32.1 29
[r1-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ? ??
[r1-LoopBack0]ip add 172.16.33.1 24
[r2]int g0/0/0 ? ? ?
[r2-GigabitEthernet0/0/0] ip add 172.16.32.2 29
[r2-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ? ??
[r2-LoopBack0]ip add 172.16.34.1 24
[r3]int g0/0/0
[r3-GigabitEthernet0/0/0]ip add 172.16.32.3 29
[r3-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ? ??
[r3-LoopBack0]ip add 172.16.35.1 24
[r1]ospf 1 router-id 1.1.1.1 ??
[r1-ospf-1]a 1
[r1-ospf-1-area-0.0.0.1]network 172.16.33.1 0.0.0.0
[r1-ospf-1-area-0.0.0.1]network 172.16.32.1 0.0.0.0
[r2]ospf 1 router-id 2.2.2.2 ? ? ? ??
[r2-ospf-1]area ?1
[r2-ospf-1-area-0.0.0.1]network 172.16.34.1 0.0.0.0?
[r2-ospf-1-area-0.0.0.1]network 172.16.32.2 0.0.0.0
[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]area 1
[r3-ospf-1-area-0.0.0.1]network 172.16.32.3 0.0.0.0
[r3-ospf-1-area-0.0.0.1]network 172.16.35.1 0.0.0.0 ? ?
區(qū)域2:
[r6]int g0/0/1
[r6-GigabitEthernet0/0/1]ip add 172.16.64.1 30
[r11]int g0/0/0? ? ? ? ?
[r11-GigabitEthernet0/0/0]ip add 172.16.64.2 30
[r11-GigabitEthernet0/0/0]int g0/0/1 ? ? ? ? ??
[r11-GigabitEthernet0/0/1]ip add 172.16.64.5 30
[r11-GigabitEthernet0/0/1]int l0 ? ? ? ? ? ? ??
[r11-LoopBack0]ip add 172.16.65.1 24
[r12]int g0/0/0
[r12-GigabitEthernet0/0/0]ip add 172.16.64.6 30
[r6]ospf 1 ? ? ? ? ? ??
[r6-ospf-1]area 2
[r6-ospf-1-area-0.0.0.2]network 172.16.64.1 0.0.0.0
[r11]ospf 1 router-id 11.11.11.11
[r11-ospf-1]area 2
[r11-ospf-1-area-0.0.0.2]network 172.16.65.1 0.0.0.0
[r11-ospf-1-area-0.0.0.2]network 172.16.64.5 0.0.0.0
[r11-ospf-1-area-0.0.0.2]network 172.16.64.2 0.0.0.0
[r12]ospf 1 router-id 12.12.12.12
[r12-ospf-1]area 2
[r12-ospf-1-area-0.0.0.2]network 172.16.64.6 0.0.0.0
區(qū)域3:
[r7]int g0/0/1
[r7-GigabitEthernet0/0/1]ip add 172.16.96.1 30
[r8]int g0/0/0
[r8-GigabitEthernet0/0/0]ip add 172.16.96.2 30
[r8-GigabitEthernet0/0/0]int g0/0/1
[r8-GigabitEthernet0/0/1]ip add 172.16.96.5 30
[r8-GigabitEthernet0/0/1]int l0 ? ? ? ? ? ? ??
[r8-LoopBack0]ip add 172.16.97.1 24
[r9]int g0/0/0
[r9-GigabitEthernet0/0/0]ip add 172.16.96.6 30
[r7]ospf 1?
[r7-ospf-1]area 3
[r7-ospf-1-area-0.0.0.3]network 172.16.96.1 0.0.0.0
[r8]ospf 1 router-id 8.8.8.8
[r8-ospf-1]area 3
[r8-ospf-1-area-0.0.0.3]network 172.16.97.1 0.0.0.0
[r8-ospf-1-area-0.0.0.3]network 172.16.96.5 0.0.0.0
[r8-ospf-1-area-0.0.0.3]network 172.16.96.2 0.0.0.0
[r9]ospf 1 router-id 9.9.9.9
[r9-ospf-1]area 3
[r9-ospf-1-area-0.0.0.3]network 172.16.96.6 0.0.0.0
區(qū)域4:
[r9-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ? ??
[r9-LoopBack0]ip add 172.16.129.1 24
[r9-GigabitEthernet0/0/0]int g0/0/1
[r9-GigabitEthernet0/0/1]ip add 172.16.128.1 30
[r10]int g0/0/0
[r10-GigabitEthernet0/0/0]ip add 172.16.128.2 30
[r10-GigabitEthernet0/0/0]int l0 ? ? ? ? ? ? ? ?
[r10-LoopBack0]ip add 172.16.130.1 24? ? ? ??
[r9]ospf 2??
[r9-ospf-2]area 4
[r9-ospf-2-area-0.0.0.4]network 172.16.129.1 0.0.0.0
[r9-ospf-2-area-0.0.0.4]network 172.16.128.1 0.0.0.0
[10]ospf 1 router-id 10.10.10.10?
[10-ospf-1]area 4
[10-ospf-1-area-0.0.0.4]network 172.16.130.1 0.0.0.0
[10-ospf-1-area-0.0.0.4]network 172.16.128.2 0.0.0.0
RIP:
[12]int l0
[12-LoopBack0]ip add 172.16.160.1 24
[12-LoopBack0]int l1 ? ? ? ? ? ? ? ?
[12-LoopBack1]ip add 172.16.161.1 24
[r12]rip 1
[r12-rip-1]version 2
[r12-rip-1]network 172.16.0.0 ?
5.區(qū)域0要更改OSPF在接口的工作類型為broadcast ,并使R3為DR沒有BDR
[r3-ospf-1]int t0/0/0
[r3-Tunnel0/0/0]ospf network-type broadcast
[r5-ospf-1-area-0.0.0.0]int t0/0/0
[r5-Tunnel0/0/0]ospf network-type broadcast?
[r5-Tunnel0/0/0]ospf dr-priority 0
[r6-ospf-1-area-0.0.0.0]int t0/0/0
[r6-Tunnel0/0/0]ospf network-type broadcast?
[r6-Tunnel0/0/0]ospf dr-priority 0
[r7-ospf-1-area-0.0.0.0]int t0/0/0
[r7-Tunnel0/0/0]ospf network-type broadcast?
[r7-Tunnel0/0/0]ospf dr-priority 0
6.把區(qū)域4的路由重發(fā)布到區(qū)域1、2、3及把RIP的路由重發(fā)布到OSPF
[r9-ospf-2]ospf 1 ? ? ? ? ? ? ? ? ? ? ?
[r9-ospf-1]import-route ospf 2
[12]ospf
[12-ospf-1]import-route rip
7.各區(qū)域進(jìn)行路由匯總,區(qū)域1 完全末梢,區(qū)域2 完全NSSA,區(qū)域3 完全NSSA,以減少LSA更新量
路由匯總:
[r3]ospf??
[r3-ospf-1]area 1
[r3-ospf-1-area-0.0.0.1]abr-summary 172.167.32.0 255.255.224.0
[r6]ospf
[r6-ospf-1]area 2
[r6-ospf-1-area-0.0.0.2]abr-summary 172.16.64.0 255.255.224.0
[r7]ospf
[r7-ospf-1]area 2
[r7-ospf-1-area-0.0.0.2]abr-summary 172.16.96.0 255.255.224.0
區(qū)域1 完全末梢:
[r1]ospf
[r1-ospf-1]area ?1
[r1-ospf-1-area-0.0.0.1]stub?
[r2]ospf
[r2-ospf-1]area ?1? ? ? ?
[r2-ospf-1-area-0.0.0.1]stub?
[r3]ospf
[r3-ospf-1]area 1
[r3-ospf-1-area-0.0.0.1]stub no-summary?
區(qū)域2 完全NSSA:
r6]ospf
[r6-ospf-1]area 2? ? ? ?
[r6-ospf-1-area-0.0.0.2]nssa no-summary?
[11]ospf
[11-ospf-1]area 2
[11-ospf-1-area-0.0.0.2]nssa?
[12]ospf
[12-ospf-1]area 2??
[12-ospf-1-area-0.0.0.2]nssa?
區(qū)域3 完全NSSA:
[r7]ospf
[r7-ospf-1]area 3
[r7-ospf-1-area-0.0.0.3]nssa no-summary?
[r8]ospf
[r8-ospf-1]are 3
[r8-ospf-1-area-0.0.0.3]nssa?
[r9]ospf
[r9-ospf-1]are 3
[r9-ospf-1-area-0.0.0.3]nssa?
看一下路由表:
8.統(tǒng)一更改OSPF更新時間及做區(qū)域認(rèn)證,以加快收斂,和保障更新安全
減小發(fā)送hello包的間隔時間??(統(tǒng)一修改)
[r1-GigabitEthernet0/0/0]ospf timer hello 5
[r2-GigabitEthernet0/0/0]ospf timer hello 5
[r3-GigabitEthernet0/0/0]ospf timer hello 5
[r3-Tunnel0/0/0]ospf timer hello 5
[r5-Tunnel0/0/0]ospf timer hello 5
[r6-Tunnel0/0/0]ospf timer hello 5
[r7-Tunnel0/0/0]ospf timer hello 5
[r6-GigabitEthernet0/0/1]ospf timer hello 5
[11-GigabitEthernet0/0/0]ospf timer hello 5
[12-GigabitEthernet0/0/0]ospf timer hello 5
[r7-GigabitEthernet0/0/1]ospf timer hello 5
[r8-GigabitEthernet0/0/0]ospf timer hello 5
[r8-GigabitEthernet0/0/1]ospf timer hello 5
[r9-GigabitEthernet0/0/0]ospf timer hello 5
[r9-GigabitEthernet0/0/1]ospf timer hello 5
[10-GigabitEthernet0/0/0]ospf timer hello 5
區(qū)域0:
[r3-ospf-1-area-0.0.0.0]authentication-mode simple cipher 000000
[r5-ospf-1-area-0.0.0.0]authentication-mode simple cipher 000000
[r6-ospf-1-area-0.0.0.0]authentication-mode simple cipher 000000
[r7-ospf-1-area-0.0.0.0]authentication-mode simple cipher 000000
區(qū)域1:
[r1-ospf-1-area-0.0.0.1]authentication-mode simple cipher 111111
[r2-ospf-1-area-0.0.0.1]authentication-mode simple cipher 111111
[r3-ospf-1-area-0.0.0.1]authentication-mode simple cipher 111111
區(qū)域2:
[r6-ospf-1-area-0.0.0.2]authentication-mode simple cipher 222222?
[11-ospf-1-area-0.0.0.2]authentication-mode simple cipher 222222
[12-ospf-1-area-0.0.0.2]authentication-mode simple cipher 222222
區(qū)域3:
[r7-ospf-1-area-0.0.0.3]authentication-mode simple cipher 333333
[r8-ospf-1-area-0.0.0.3]authentication-mode simple cipher 333333
[r9-ospf-1-area-0.0.0.3]authentication-mode simple cipher 333333
區(qū)域4:
[r9-ospf-1-area-0.0.0.4]authentication-mode simple cipher 444444
[10-ospf-1-area-0.0.0.4]authentication-mode simple cipher 444444
9.注意在特殊區(qū)域下發(fā)缺省:在R9上配置缺省。
[R9]ospf 2
[R9-ospf-2]default-route-advertise
看一下路由表:
10.及寫空口防及nat---IP地址轉(zhuǎn)換
寫空口:
[R3]ip route-static 172.16.32.0 19 NULL 0
[R6]ip route-static 172.16.64.0 19 NULL 0
[R7]ip route-static 172.16.96.0 19 NULL 0
[R9]ip route-static 172.16.128.0 19 NULL 0
[R12]ip route-static 172.16.160.0 19 NULL 0
nat---IP地址轉(zhuǎn)換:
[r3]acl 2000
[r3-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r3-acl-basic-2000]q
[r3]int g0/0/1
[r3-GigabitEthernet0/0/1]nat outbound 2000
[r5]acl 2000
[r5-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r5-acl-basic-2000]q
[r5]int g0/0/0
[r5-GigabitEthernet0/0/0]nat outbound 2000
[r6]acl 2000
[r6-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r6-acl-basic-2000]q
[r6]int g0/0/0
[r6-GigabitEthernet0/0/0]nat outbound 2000??
[r7]acl 2000
[r7-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r7-acl-basic-2000]q
[r7]int g0/0/0
[r7-GigabitEthernet0/0/0]nat outbound 2000