需要下图的各个网段互通
sy
sy AR1
dis ip routing-table 查看路由表
255.255.255.255. 广播地址，127.0.0.1/32 本地环回地址，默认的地址，初始的路由表目录
首先需要配置ip
ip add 10.12.1 24
^
Error: Wrong parameter found at '^' position.
[Huawei-GigabitEthernet0/0/0]ip add
[Huawei-GigabitEthernet0/0/0]ip addr 10.0.12.1 24
Jul 18 2026 20:44:25-08:00 Huawei %%01IFNET/4/LINK_STATE(l)[0]:The line protocol
IP on the interface GigabitEthernet0/0/0 has entered the UP state.
[Huawei-GigabitEthernet0/0/0]q
[Huawei]dis ip int br
[Huawei]dis ip int brief 查看接口
[Huawei]dis ip int brief
*down: administratively down
^down: standby
(l): loopback
(s): spoofing
The number of interface that is UP in Physical is 3
The number of interface that is DOWN in Physical is 1
The number of interface that is UP in Protocol is 2
The number of interface that is DOWN in Protocol is 2
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 10.0.12.1/24 up up
GigabitEthernet0/0/1 unassigned up down
GigabitEthernet0/0/2 unassigned down down
NULL0 unassigned up up(s)
[Huawei]dis ip rot
[Huawei]dis ip rout
[Huawei]dis ip routing-table 查看路由表
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 7 Routes : 7
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Direct 0 0 D 10.0.12.1 GigabitEthernet
0/0/0
10.0.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.12.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
255.255[Huawei]sysname AR1
[AR1].255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
几种路由，
static 静态，Direct 直连路由，
直连路由，默认优先级，0
静态 60
动态路由，外部是150 内部是10
null0 黑洞路由，直接丢弃了，
当目的地址是一样的是时候，我们通过协议学习到的路由，会通过，比较其，优先级，来选择最优的添加进路由表，开销值，开销越小，越优，相同目的，相同协议，相同优先级，才会比较开销值。
最长匹配原则，
<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname AR2
[AR2]int g/0/0/0
^
Error: Wrong parameter found at '^' position.
[AR2]int
[AR2]interface g0/0/0
[AR2-GigabitEthernet0/0/0]ip add 10.0.12.2 24
Jul 18 2026 21:13:08-08:00 AR2 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IP
on the interface GigabitEthernet0/0/0 has entered the UP state.
[AR2-GigabitEthernet0/0/0]q
[AR2]int
[AR2]interface g0/0/1
[AR2-GigabitEthernet0/0/1]ip add 10.0.23.2 24
Jul 18 2026 21:13:56-08:00 AR2 %%01IFNET/4/LINK_STATE(l)[1]:The line protocol IP
on the interface GigabitEthernet0/0/1 has entered the UP state.
[AR2-GigabitEthernet0/0/1]q
[AR2]
[AR1]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 10 Routes : 10
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Direct 0 0 D 10.0.12.1 GigabitEthernet
0/0/0
10.0.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.12.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.1.0/24 Direct 0 0 D 192.168.1.254 GigabitEthernet
0/0/1
192.168.1.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.1.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR1]
[AR1]ip rot
[AR1]ip rou
[AR1]ip route-s
[AR1]ip route-static 10.0.23.0 24 10.0.12.2
[AR1]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 11 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Direct 0 0 D 10.0.12.1 GigabitEthernet
0/0/0
10.0.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.12.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.0/24 Static 60 0 RD 10.0.12.2 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.1.0/24 Direct 0 0 D 192.168.1.254 GigabitEthernet
0/0/1
192.168.1.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.1.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR1]<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname AR2
[AR2]int g/0/0/0
^
Error: Wrong parameter found at '^' position.
[AR2]int
[AR2]interface g0/0/0
[AR2-GigabitEthernet0/0/0]ip add 10.0.12.2 24
Jul 18 2026 21:13:08-08:00 AR2 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IP
on the interface GigabitEthernet0/0/0 has entered the UP state.
[AR2-GigabitEthernet0/0/0]q
[AR2]int
[AR2]interface g0/0/1
[AR2-GigabitEthernet0/0/1]ip add 10.0.23.2 24
Jul 18 2026 21:13:56-08:00 AR2 %%01IFNET/4/LINK_STATE(l)[1]:The line protocol IP
on the interface GigabitEthernet0/0/1 has entered the UP state.
[AR2-GigabitEthernet0/0/1]q
[AR2]
Please check whether system data has b[AR1]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 10 Routes : 10
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Direct 0 0 D 10.0.12.1 GigabitEthernet
0/0/0
10.0.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.12.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.1.0/24 Direct 0 0 D 192.168.1.254 GigabitEthernet
0/0/1
192.168.1.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.1.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR1]
[AR3]dis ip routing-table 查看路由表
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 7 Routes : 7
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR3]ip route-static 10.0.12.0 24 10.0.23.2 配置回程的静态路由，目的端口，子网掩码，出口目的ip
[AR3]dis ip rou
[AR3]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 8 Routes : 8
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Static 60 0 RD 10.0.23.2 GigabitEthernet
0/0/0
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR3][AR1]ping 10.0.23.3
PING 10.0.23.3: 56 data bytes, press CTRL_C to break
Reply from 10.0.23.3: bytes=56 Sequence=1 ttl=254 time=20 ms
Reply from 10.0.23.3: bytes=56 Sequence=2 ttl=254 time=30 ms
Reply from 10.0.23.3: bytes=56 Sequence=3 ttl=254 time=20 ms
Reply from 10.0.23.3: bytes=56 Sequence=4 ttl=254 time=30 ms
Reply from 10.0.23.3: bytes=56 Sequence=5 ttl=254 time=20 ms
--- 10.0.23.3 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 20/24/30 ms
配置ip
[AR3]int
[AR3]interface g0/0/1
[AR3-GigabitEthernet0/0/1]192.168.2.254 24
^
Error: Unrecognized command found at '^' position.
[AR3-GigabitEthernet0/0/1]ip add 192.168.2.254 24
Jul 18 2026 21:31:07-08:00 AR3 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IP
on the interface GigabitEthernet0/0/1 has entered the UP state.
[AR3-GigabitEthernet0/0/1]q
[AR3]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 11 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Static 60 0 RD 10.0.23.2 GigabitEthernet
0/0/0
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.2.0/24 Direct 0 0 D 192.168.2.254 GigabitEthernet
0/0/1
192.168.2.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.2.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
在AR1
AR1]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 11 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Direct 0 0 D 10.0.12.1 GigabitEthernet
0/0/0
10.0.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.12.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.0/24 Static 60 0 RD 10.0.12.2 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.1.0/24 Direct 0 0 D 192.168.1.254 GigabitEthernet
0/0/1
192.168.1.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.1.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR1]ip rout
[AR1]ip route-
[AR1]ip route-static 192.168.2.0 24 10.0.12.2 先配置静态到达pc2 的，
[AR1]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 12 Routes : 12
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Direct 0 0 D 10.0.12.1 GigabitEthernet
0/0/0
10.0.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.12.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.0/24 Static 60 0 RD 10.0.12.2 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.1.0/24 Direct 0 0 D 192.168.1.254 GigabitEthernet
0/0/1
192.168.1.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.1.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.2.0/24 Static 60 0 RD 10.0.12.2 GigabitEthernet
0/0/0
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
在AR3
[AR3]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 7 Routes : 7
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR3]ip rout
[AR3]ip route-
[AR3]ip route-static 10.0.12.0 24 10.0.23.2
[AR3]dis ip rou
[AR3]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 8 Routes : 8
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Static 60 0 RD 10.0.23.2 GigabitEthernet
0/0/0
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR3]
[AR3]int
[AR3]interface g0/0/1
[AR3-GigabitEthernet0/0/1]192.168.2.254 24
^
Error: Unrecognized command found at '^' position.
[AR3-GigabitEthernet0/0/1]ip add 192.168.2.254 24
Jul 18 2026 21:31:07-08:00 AR3 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IP
on the interface GigabitEthernet0/0/1 has entered the UP state.
[AR3-GigabitEthernet0/0/1]q
[AR3]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 11 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Static 60 0 RD 10.0.23.2 GigabitEthernet
0/0/0
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.2.0/24 Direct 0 0 D 192.168.2.254 GigabitEthernet
0/0/1
192.168.2.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.2.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR3]ip ro
[AR3]ip route
[AR3]ip route-static 192.168.1.0 24 10.0.23.2
[AR3]dis ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 12 Routes : 12
Destination/Mask Proto Pre Cost Flags NextHop Interface
10.0.12.0/24 Static 60 0 RD 10.0.23.2 GigabitEthernet
0/0/0
10.0.23.0/24 Direct 0 0 D 10.0.23.3 GigabitEthernet
0/0/0
10.0.23.3/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.0.23.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
127.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
192.168.1.0/24 Static 60 0 RD 10.0.23.2 GigabitEthernet
0/0/0
192.168.2.0/24 Direct 0 0 D 192.168.2.254 GigabitEthernet
0/0/1
192.168.2.254/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
192.168.2.255/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
255.255.255.255/32 Direct 0 0 D 127.0.0.1 InLoopBack0
[AR2]ip route-static 192.168.1.0 24 10.0.12.1
[AR2]ip route-static 192.168.2.0 24 10.0.23.1 这个是配错了，
[AR2]ip route-static 192.168.2.0 24 10.0.23.3AR1
ip route-static 192.168.2.0 255.255.0 10.0.12.2
AR2
ip route-static 192.168.1.0 255.255.255.0 10.12.1
ip route-static 192.168.2.0 255.255.255.0 10.0.23.3
AR3
ip route-static 192.168.1.0 255.255.0 10.0.23.2
int loopback 0 环回口
ip
原创
静态路由
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