From 4f40dd0ad6f8da2d545c7295709701cd72ea99e2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=8D=A2=E9=91=AB=E6=9D=B0?= <2173036056@qq.com> Date: Tue, 22 Apr 2025 00:56:21 +0800 Subject: [PATCH] =?UTF-8?q?=E6=8F=90=E4=BA=A4=E4=BD=9C=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...32\345\220\210\351\205\215\347\275\256.md" | 0 ...50\346\200\201\350\267\257\347\224\261.md" | 181 ++++++++++++++++++ ...7\346\234\254\346\226\207\346\241\243.txt" | 0 3 files changed, 181 insertions(+) rename "09\345\215\242\351\221\253\346\235\260/202502047 \344\272\244\346\215\242\346\234\272\347\232\204\350\201\232\345\220\210\351\205\215\347\275\256.md" => "09\345\215\242\351\221\253\346\235\260/20250407 \344\272\244\346\215\242\346\234\272\347\232\204\350\201\232\345\220\210\351\205\215\347\275\256.md" (100%) create mode 100644 "09\345\215\242\351\221\253\346\235\260/20250421 OSPF\345\212\250\346\200\201\350\267\257\347\224\261.md" delete mode 100644 "09\345\215\242\351\221\253\346\235\260/\346\226\260\345\273\272 \346\226\207\346\234\254\346\226\207\346\241\243.txt" diff --git "a/09\345\215\242\351\221\253\346\235\260/202502047 \344\272\244\346\215\242\346\234\272\347\232\204\350\201\232\345\220\210\351\205\215\347\275\256.md" "b/09\345\215\242\351\221\253\346\235\260/20250407 \344\272\244\346\215\242\346\234\272\347\232\204\350\201\232\345\220\210\351\205\215\347\275\256.md" similarity index 100% rename from "09\345\215\242\351\221\253\346\235\260/202502047 \344\272\244\346\215\242\346\234\272\347\232\204\350\201\232\345\220\210\351\205\215\347\275\256.md" rename to "09\345\215\242\351\221\253\346\235\260/20250407 \344\272\244\346\215\242\346\234\272\347\232\204\350\201\232\345\220\210\351\205\215\347\275\256.md" diff --git "a/09\345\215\242\351\221\253\346\235\260/20250421 OSPF\345\212\250\346\200\201\350\267\257\347\224\261.md" "b/09\345\215\242\351\221\253\346\235\260/20250421 OSPF\345\212\250\346\200\201\350\267\257\347\224\261.md" new file mode 100644 index 0000000..58b17f4 --- /dev/null +++ "b/09\345\215\242\351\221\253\346\235\260/20250421 OSPF\345\212\250\346\200\201\350\267\257\347\224\261.md" @@ -0,0 +1,181 @@ +# 笔记 + +- 采取分层路由的设计，可划分区域，支持大型互联网环境； + +- 允许多开发商的设备集成(开放标准)； + +- 支持可变长掩码(VLSM)和无类别域间路由(CIDR)； + +- 没有限制路由的最大跳数； + +- 内含3个彼此独立的表：①用于跟踪直连的邻居路由器(邻居关系数据库)；②用于确定整个网络的拓扑结构(拓扑数据库)；③用作路由选择表； + +- 路由更新采用组播报文； + + ``` + /*=Part2 OSPF动态路由配置 */ + Router(config)#router ospf 1 //启用OSPF协议，从属OSPF进程ID=1 + //指定通告网络，并归属OSPF区域ID=0 + Router(config-router)#network 192.168.2.0 0.0.0.255 area 0 + Router(config-router)#network 10.254.10.0 0.0.0.255 area 0 + network 地址 反掩码 area 0 (地区) + ``` + + + + [OSPF 三路由器 已通.pkt](E:\计算机网络\20250421 OSPF动态路由\第一题\OSPF 三路由器 已通.pkt) + +``` +左路由器 +Router>en +Router#conf t +Router(config)#in g0/1 +Router(config-if)#ip address 192.168.10.254 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#in g0/0 +Router(config-if)#ip address 10.10.10.1 255.255.255.0 +Router(config-if)#no shutdown + +Router>en +Router#conf t +Router(config)#router ospf 1 +Router(config-router)#network 192.168.10.0 0.0.0.255 a +Router(config-router)#network 192.168.10.0 0.0.0.255 area 0 +Router(config-router)#network 10.10.10.0 0.0.0.255 area 0 +Router(config-router)#end +``` + +``` +中间路由器 +Router>en +Router#conf t +Router(config)#in g0/0 +Router(config-if)#ip address 10.10.10.2 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#in g0/1 +Router(config-if)#ip address 10.10.20.1 255.255.255.0 +Router(config-if)#no shutdown + +Router>en +Router#conf t +Router(config)#router ospf 1 +Router(config-router)#network 10.10.10.0 0.0.0.255 area 0 +Router(config-router)#network 10.10.20.0 0.0.0.255 area 0 +``` + +``` +右路由器 +Router>en +Router#conf t +Enter configuration commands, one per line. End with CNTL/Z. +Router(config)#in g0/0 +Router(config-if)#ip address 10.10.20.2 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#in g0/1 +Router(config-if)#ip address 192.168.20.254 255.255.255.0 +Router(config-if)#no shutdown +Router>en +Router#conf t +Router(config)#router ospf 1 +Router(config-router)#network 10.10.20.0 0.0.0.255 area 0 +Router(config-router)#network 192.168.20.0 0.0.0.255 area 0 + + +Router#show ip route + +``` + +![image-20250421173347295](C:\Users\Administrator\AppData\Roaming\Typora\typora-user-images\image-20250421173347295.png) + +第二题 + +``` +第一路由器 +Router>en +Router#conf t +Router(config)#in g0/1 +Router(config-if)#ip address 218.86.95.254 255.255.255.0 +Router(config-if)#no shutdown +Router(config-if)#ex + +Router(config)#in g0/0 +Router(config-if)#ip address 10.10.10.1 255.255.255.0 +Router(config-if)#no shutdown +Router(config-if)#ex + +Router(config)#router ospf 1 +Router(config-router)#network 218.86.95.0 0.0.0.255 area 0 +Router(config-router)#network 10.10.10.0 0.0.0.255 area 0 +Router(config-router)#^Z +``` + +``` +第二路由器 +Router>en +Router#conf t +Router(config)#in g0/0 +Router(config-if)#ip address 10.10.10.2 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#in g0/1 +Router(config-if)#ip address 20.20.20.1 255.255.255.0 +Router(config-if)#no shutdown +Router(config-if)#ex +Router(config)# +%LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to up + +Router(config)#router ospf 1 +Router(config-router)#network 10.10.10.0 0.0.0.255 area 0 +Router(config-router)#network 20.20.20.0 0.0.0.255 area 0 +``` + +``` +第三路由器 +Router>en +Router#conf t + +Router(config)#in g0/0 +Router(config-if)#ip address 20.20.20.2 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#in g0/1 +Router(config-if)#ip address 30.30.30.1 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#router ospf 1 +Router(config-router)#network 20.20.20.0 0.0.0.255 area 0 +Router(config-router)#network 30.30.30.0 0.0.0.255 area 0 + +``` + +``` +第四路由器 +Router>en +Router#conf t +Router(config)#in g0/0 +Router(config-if)#ip address 30.30.30.2 255.255.255.0 +Router(config-if)#no shutdown + +Router(config-if)#ex +Router(config)#in g0/1 +Router(config-if)#ip address 122.14.229.254 255.255.255.0 +Router(config-if)#no shutdown + + +Router>en +Router#conf t +Router(config)#router ospf 1 +Router(config-router)#network 30.30.30.0 0.0.0.255 area 0 +Router(config-router)#network 122.14.229.0 0.0.0.255 area 0 +``` + +![image-20250421232922270](C:\Users\User\AppData\Roaming\Typora\typora-user-images\image-20250421232922270.png) \ No newline at end of file diff --git "a/09\345\215\242\351\221\253\346\235\260/\346\226\260\345\273\272 \346\226\207\346\234\254\346\226\207\346\241\243.txt" "b/09\345\215\242\351\221\253\346\235\260/\346\226\260\345\273\272 \346\226\207\346\234\254\346\226\207\346\241\243.txt" deleted file mode 100644 index e69de29..0000000 -- Gitee