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Hcip rip comprehensive experiment
2022-07-28 12:00:00 【xjzzzzz】
One 、 To configure IP Address and loopback
[R1]display ip interface brief
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 12.0.0.1/24 up up
GigabitEthernet0/0/1 14.0.0.1/24 up up
GigabitEthernet0/0/2 unassigned down down
LoopBack0 1.1.1.1/24 up up(s)
LoopBack1 172.16.1.1/24 up up(s)
LoopBack2 172.16.2.1/24 up up(s)
LoopBack3 172.16.3.1/24 up up(s)
NULL0 unassigned up up(s) [R2]display ip interface brief
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 12.0.0.2/24 up up
GigabitEthernet0/0/1 23.0.0.1/24 up up
GigabitEthernet0/0/2 unassigned down down
LoopBack0 2.2.2.2/24 up up(s)
NULL0 unassigned up up(s) [R3]display ip interface brief
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 23.0.0.2/24 up up
GigabitEthernet0/0/1 34.0.0.1/24 up up
GigabitEthernet0/0/2 unassigned down down
LoopBack0 3.3.3.3/24 up up(s)
NULL0 unassigned up up(s) [R4]display ip interface brief
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 14.0.0.2/24 up up
GigabitEthernet0/0/1 34.0.0.2/24 up up
GigabitEthernet0/0/2 45.0.0.1/24 up up
GigabitEthernet4/0/0 46.0.0.1/24 up up
LoopBack0 4.4.4.4/24 up up(s)
NULL0 unassigned up up(s) [R5]display ip interface brief
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 45.0.0.2/24 up up
GigabitEthernet0/0/1 unassigned down down
GigabitEthernet0/0/2 unassigned down down
LoopBack0 5.5.5.5/24 up up(s)
NULL0 unassigned up up(s) [R6]display ip int b
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 46.0.0.2/24 up up
GigabitEthernet0/0/1 67.0.0.1/24 up up
GigabitEthernet0/0/2 unassigned down down
LoopBack0 6.6.6.6/24 up up(s)
NULL0 unassigned up up(s) [R7]dis ip int b
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 67.0.0.2/24 up up
GigabitEthernet0/0/1 unassigned down down
GigabitEthernet0/0/2 unassigned down down
LoopBack0 7.7.7.7/24 up up(s)
NULL0 unassigned up up(s) Two 、 Configure the routing
[R1]rip
[R1-rip-1]v 2
[R1-rip-1]network 12.0.0.0
[R1-rip-1]network 14.0.0.0
[R1-rip-1]network 1.0.0.0
[R1-rip-1]network 172.16.0.0
[R2]rip
[R2-rip-1]v 2
[R2-rip-1]network 12.0.0.0
[R2-rip-1]network 23.0.0.0
[R2-rip-1]network 2.0.0.0[R3]rip
[R3-rip-1]v 2
[R3-rip-1]network 23.0.0.0
[R3-rip-1]network 34.0.0.0
[R3-rip-1]network 3.0.0.0[R4]rip
[R4-rip-1]v 2
[R4-rip-1]network 34.0.0.0
[R4-rip-1]network 45.0.0.0
[R4-rip-1]network 14.0.0.0
[R4-rip-1]network 46.0.0.0
[R4-rip-1]network 4.0.0.0[R5]rip
[R5-rip-1]v 2
[R5-rip-1]network 45.0.0.0
# Task 5 requires R5 Loopback for analog operators , Undeclared [R6]rip
[R6-rip-1]v 1
[R6-rip-1]network 46.0.0.0
[R6-rip-1]network 67.0.0.0
[R6-rip-1]network 6.0.0.0[R7]rip
[R7-rip-1]v 1
[R7-rip-1]network 67.0.0.0
[R7-rip-1]network 7.0.0.0Now check RIP Whether the route is obtained normally
# With R1 For example ：5.0.0.0 No announcement , No access to ;6.0.0.0 and 7.0.0.0 because RIP Different versions cannot be obtained .
[R1]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 7 Routes : 8
RIP routing table status : <Active>
Destinations : 7 Routes : 8
Destination/Mask Proto Pre Cost Flags NextHop Interface
2.2.2.0/24 RIP 100 1 D 12.0.0.2 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 2 D 12.0.0.2 GigabitEthernet
0/0/0
RIP 100 2 D 14.0.0.2 GigabitEthernet
0/0/1
4.4.4.0/24 RIP 100 1 D 14.0.0.2 GigabitEthernet
0/0/1
23.0.0.0/24 RIP 100 1 D 12.0.0.2 GigabitEthernet
0/0/0
34.0.0.0/24 RIP 100 1 D 14.0.0.2 GigabitEthernet
0/0/1
45.0.0.0/24 RIP 100 1 D 14.0.0.2 GigabitEthernet
0/0/1
46.0.0.0/24 RIP 100 1 D 14.0.0.2 GigabitEthernet
0/0/1
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
3、 ... and 、 Complete task three ：R3 Use R2 visit R1 The loopback of
# Visit at this time 1.1.1.0/24 and 172.16.1/2/3.0/24 All are load balancing
[R3]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 10 Routes : 14
RIP routing table status : <Active>
Destinations : 10 Routes : 14
Destination/Mask Proto Pre Cost Flags NextHop Interface
1.1.1.0/24 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 34.0.0.2 GigabitEthernet
0/0/1
2.2.2.0/24 RIP 100 1 D 23.0.0.1 GigabitEthernet
0/0/0
4.4.4.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
12.0.0.0/24 RIP 100 1 D 23.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
45.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
46.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
172.16.1.0/24 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 34.0.0.2 GigabitEthernet
0/0/1
172.16.2.0/24 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 34.0.0.2 GigabitEthernet
0/0/1
172.16.3.0/24 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 34.0.0.2 GigabitEthernet
0/0/1
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
# First in R1 Make a summary of loopback on （ Both interfaces should be done , Otherwise, the summary and details will learn ）, Reduce routing entries , stay RIP The details will not be sent during learning
[R1]int g 0/0/0
[R1-GigabitEthernet0/0/0]rip summary-address 172.16.0.0 255.255.252.0
[R1-GigabitEthernet0/0/0]int g 0/0/1
[R1-GigabitEthernet0/0/1]rip summary-address 172.16.0.0 255.255.252.0
# When it's done , Check , It can be found that details become summary routes
[R3]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 8 Routes : 10
RIP routing table status : <Active>
Destinations : 8 Routes : 10
Destination/Mask Proto Pre Cost Flags NextHop Interface
1.1.1.0/24 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 34.0.0.2 GigabitEthernet
0/0/1
2.2.2.0/24 RIP 100 1 D 23.0.0.1 GigabitEthernet
0/0/0
4.4.4.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
12.0.0.0/24 RIP 100 1 D 23.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
45.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
46.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
172.16.0.0/22 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 34.0.0.2 GigabitEthernet
0/0/1
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
# After writing the summary , Remember to prevent the ring ！
[R1]ip route-static 172.16.0.0 22 NULL 0Now start making strategies
[R3]acl 2000
[R3-acl-basic-2000]rule permit source 172.16.0.0 0
[R3-acl-basic-2000]rule permit source 1.1.1.0 0
[R3-acl-basic-2000]q
[R3]int g 0/0/1
[R3-GigabitEthernet0/0/1]rip metricin 2000 2Check R3
[R3]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 8 Routes : 8
RIP routing table status : <Active>
Destinations : 8 Routes : 8
Destination/Mask Proto Pre Cost Flags NextHop Interface
1.1.1.0/24 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
2.2.2.0/24 RIP 100 1 D 23.0.0.1 GigabitEthernet
0/0/0
4.4.4.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
12.0.0.0/24 RIP 100 1 D 23.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
45.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
46.0.0.0/24 RIP 100 1 D 34.0.0.2 GigabitEthernet
0/0/1
172.16.0.0/22 RIP 100 2 D 23.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
Four 、 Complete task 4 ： Reduce routing entries , Increase security
stay R1 and R2 Make an authentication between them to increase the security of transmission , Other omissions
[R1]int g 0/0/0
[R1-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher 123456
[R2]int g 0/0/0
[R2-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher 123456
5、 ... and 、 Complete task 8 ： The whole network can reach
[R6]int g 0/0/0
[R6-GigabitEthernet0/0/0]rip version 2
[R6-GigabitEthernet0/0/0]q
[R6]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 11 Routes : 11
RIP routing table status : <Active>
Destinations : 11 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
1.1.1.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
2.2.2.0/24 RIP 100 3 D 46.0.0.1 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
4.4.4.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
7.0.0.0/8 RIP 100 1 D 67.0.0.2 GigabitEthernet
0/0/1
12.0.0.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
23.0.0.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
34.0.0.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
45.0.0.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
172.16.0.0/22 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0[R5]rip
[R5-rip-1]default-route originate
# At this time, other routers will automatically generate R5 The default route for
# The whole network can reach 6、 ... and 、 Complete task seven ：R6、R7 Can't learn R1 Loopback routing
[R6]acl 2000
[R6-acl-basic-2000]rule deny source 172.16.0.0 0
[R6-acl-basic-2000]rule deny source 1.1.1.0 0
[R6-acl-basic-2000]rule permit source any
[R6-acl-basic-2000]q
[R6]rip
[R6-rip-1]filter-policy 2000 import
[R6-rip-1]q
# test
[R6]dis ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 10 Routes : 10
RIP routing table status : <Active>
Destinations : 10 Routes : 10
Destination/Mask Proto Pre Cost Flags NextHop Interface
0.0.0.0/0 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
2.2.2.0/24 RIP 100 3 D 46.0.0.1 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
4.4.4.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
7.0.0.0/8 RIP 100 1 D 67.0.0.2 GigabitEthernet
0/0/1
12.0.0.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
23.0.0.0/24 RIP 100 2 D 46.0.0.1 GigabitEthernet
0/0/0
34.0.0.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
45.0.0.0/24 RIP 100 1 D 46.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
[R7]dis ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 11 Routes : 11
RIP routing table status : <Active>
Destinations : 11 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
0.0.0.0/0 RIP 100 3 D 67.0.0.1 GigabitEthernet
0/0/0
2.0.0.0/8 RIP 100 4 D 67.0.0.1 GigabitEthernet
0/0/0
3.0.0.0/8 RIP 100 3 D 67.0.0.1 GigabitEthernet
0/0/0
4.0.0.0/8 RIP 100 2 D 67.0.0.1 GigabitEthernet
0/0/0
6.0.0.0/8 RIP 100 1 D 67.0.0.1 GigabitEthernet
0/0/0
12.0.0.0/8 RIP 100 3 D 67.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/8 RIP 100 2 D 67.0.0.1 GigabitEthernet
0/0/0
23.0.0.0/8 RIP 100 3 D 67.0.0.1 GigabitEthernet
0/0/0
34.0.0.0/8 RIP 100 2 D 67.0.0.1 GigabitEthernet
0/0/0
45.0.0.0/8 RIP 100 2 D 67.0.0.1 GigabitEthernet
0/0/0
46.0.0.0/8 RIP 100 1 D 67.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
7、 ... and 、 Complete task 6 ：R1telnetR2 Loopback actual telnet To R7 On
[R7]aaa
[R7-aaa]local-user admin privilege level 15 password cipher 123456
[R7-aaa]local-user admin service-type telnet
[R7-aaa]q
[R7]user-interface vty 0 4
[R7-ui-vty0-4]authentication-mode aaa
[R7-ui-vty0-4]q
# stay R6 Check it out
[R6]ping 7.7.7.7
PING 7.7.7.7: 56 data bytes, press CTRL_C to break
Reply from 7.7.7.7: bytes=56 Sequence=1 ttl=255 time=150 ms
Reply from 7.7.7.7: bytes=56 Sequence=2 ttl=255 time=30 ms
Reply from 7.7.7.7: bytes=56 Sequence=3 ttl=255 time=20 ms
Reply from 7.7.7.7: bytes=56 Sequence=4 ttl=255 time=20 ms
Reply from 7.7.7.7: bytes=56 Sequence=5 ttl=255 time=20 ms
--- 7.7.7.7 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 20/48/150 ms
<R6>telnet 7.7.7.7
Press CTRL_] to quit telnet mode
Trying 7.7.7.7 ...
Connected to 7.7.7.7 ...
Login authentication
Username:admin
Password:
<R7>This question is equivalent to R1 It's the Internet ,R2 It's a boundary device ,R2 Of g0/0/0 Boundary interface
[R2]int g 0/0/0
[R2-GigabitEthernet0/0/0]nat server protocol tcp global interface loopback 0 23
inside 7.7.7.7 23
Warning:The port 23 is well-known port. If you continue it may cause function fa
ilure.
Are you sure to continue?[Y/N]:y
<R1>telnet 2.2.2.2
Press CTRL_] to quit telnet mode
Trying 2.2.2.2 ...
# here telnet no
# It is mainly related to the flow direction , The traffic needs to go through R2 Of g0/0/0 Interface , namely R1→R2→R3→R4→R6→R7, Back is the same path [R2]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 12 Routes : 19
RIP routing table status : <Active>
Destinations : 12 Routes : 19
Destination/Mask Proto Pre Cost Flags NextHop Interface
0.0.0.0/0 RIP 100 3 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 3 D 12.0.0.1 GigabitEthernet
0/0/0
1.1.1.0/24 RIP 100 1 D 12.0.0.1 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 1 D 23.0.0.2 GigabitEthernet
0/0/1
4.4.4.0/24 RIP 100 2 D 12.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 23.0.0.2 GigabitEthernet
0/0/1
6.6.6.0/24 RIP 100 3 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 3 D 12.0.0.1 GigabitEthernet
0/0/0
7.0.0.0/8 RIP 100 4 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 4 D 12.0.0.1 GigabitEthernet
0/0/0
14.0.0.0/24 RIP 100 1 D 12.0.0.1 GigabitEthernet
0/0/0
34.0.0.0/24 RIP 100 1 D 23.0.0.2 GigabitEthernet
0/0/1
45.0.0.0/24 RIP 100 2 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 2 D 12.0.0.1 GigabitEthernet
0/0/0
46.0.0.0/24 RIP 100 2 D 12.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 23.0.0.2 GigabitEthernet
0/0/1
67.0.0.0/24 RIP 100 3 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 3 D 12.0.0.1 GigabitEthernet
0/0/0
172.16.0.0/22 RIP 100 1 D 12.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
# Check R2 It can be found that 7.0.0.0 The routing of network segment is load balancing
# We should let the route only go 23.0.0.0 Network segment [R4]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 10 Routes : 11
RIP routing table status : <Active>
Destinations : 10 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
0.0.0.0/0 RIP 100 1 D 45.0.0.2 GigabitEthernet
0/0/2
1.1.1.0/24 RIP 100 1 D 14.0.0.1 GigabitEthernet
0/0/0
2.2.2.0/24 RIP 100 2 D 34.0.0.1 GigabitEthernet
0/0/1
RIP 100 2 D 14.0.0.1 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 1 D 34.0.0.1 GigabitEthernet
0/0/1
6.6.6.0/24 RIP 100 1 D 46.0.0.2 GigabitEthernet
4/0/0
7.0.0.0/8 RIP 100 2 D 46.0.0.2 GigabitEthernet
4/0/0
12.0.0.0/24 RIP 100 1 D 14.0.0.1 GigabitEthernet
0/0/0
23.0.0.0/24 RIP 100 1 D 34.0.0.1 GigabitEthernet
0/0/1
67.0.0.0/24 RIP 100 1 D 46.0.0.2 GigabitEthernet
4/0/0
172.16.0.0/22 RIP 100 1 D 14.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
#R4 There's also this problem on
# We need to let go 12.0.0.0 The route of the network segment only goes 34.0.0.0 Network segment [R2]acl 2000
[R2-acl-basic-2000]rule permit source 7.0.0.0 0
[R2-acl-basic-2000]q
[R2]inter g 0/0/0
[R2-GigabitEthernet0/0/0]rip metricin 2000 10
[R2-GigabitEthernet0/0/0]q
# Just go now 23.0.0.0 Network segment
[R2]display ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 12 Routes : 18
RIP routing table status : <Active>
Destinations : 12 Routes : 18
Destination/Mask Proto Pre Cost Flags NextHop Interface
0.0.0.0/0 RIP 100 3 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 3 D 12.0.0.1 GigabitEthernet
0/0/0
1.1.1.0/24 RIP 100 1 D 12.0.0.1 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 1 D 23.0.0.2 GigabitEthernet
0/0/1
4.4.4.0/24 RIP 100 2 D 12.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 23.0.0.2 GigabitEthernet
0/0/1
6.6.6.0/24 RIP 100 3 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 3 D 12.0.0.1 GigabitEthernet
0/0/0
7.0.0.0/8 RIP 100 4 D 23.0.0.2 GigabitEthernet
0/0/1
14.0.0.0/24 RIP 100 1 D 12.0.0.1 GigabitEthernet
0/0/0
34.0.0.0/24 RIP 100 1 D 23.0.0.2 GigabitEthernet
0/0/1
45.0.0.0/24 RIP 100 2 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 2 D 12.0.0.1 GigabitEthernet
0/0/0
46.0.0.0/24 RIP 100 2 D 12.0.0.1 GigabitEthernet
0/0/0
RIP 100 2 D 23.0.0.2 GigabitEthernet
0/0/1
67.0.0.0/24 RIP 100 3 D 23.0.0.2 GigabitEthernet
0/0/1
RIP 100 3 D 12.0.0.1 GigabitEthernet
0/0/0
172.16.0.0/22 RIP 100 1 D 12.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
[R4]acl 2000
[R4-acl-basic-2000]rule permit source 12.0.0.0 0
[R4-acl-basic-2000]q
[R4]inter g 0/0/0
[R4-GigabitEthernet0/0/0]rip metricin 2000 10
[R4-GigabitEthernet0/0/0]q
# Go now 12.0.0.0 Just go 34.0.0.0 Network segment
[R4]dis ip routing-table protocol rip
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Public routing table : RIP
Destinations : 10 Routes : 11
RIP routing table status : <Active>
Destinations : 10 Routes : 11
Destination/Mask Proto Pre Cost Flags NextHop Interface
0.0.0.0/0 RIP 100 1 D 45.0.0.2 GigabitEthernet
0/0/2
1.1.1.0/24 RIP 100 1 D 14.0.0.1 GigabitEthernet
0/0/0
2.2.2.0/24 RIP 100 2 D 34.0.0.1 GigabitEthernet
0/0/1
RIP 100 2 D 14.0.0.1 GigabitEthernet
0/0/0
3.3.3.0/24 RIP 100 1 D 34.0.0.1 GigabitEthernet
0/0/1
6.6.6.0/24 RIP 100 1 D 46.0.0.2 GigabitEthernet
4/0/0
7.0.0.0/8 RIP 100 2 D 46.0.0.2 GigabitEthernet
4/0/0
12.0.0.0/24 RIP 100 2 D 34.0.0.1 GigabitEthernet
0/0/1
23.0.0.0/24 RIP 100 1 D 34.0.0.1 GigabitEthernet
0/0/1
67.0.0.0/24 RIP 100 1 D 46.0.0.2 GigabitEthernet
4/0/0
172.16.0.0/22 RIP 100 1 D 14.0.0.1 GigabitEthernet
0/0/0
RIP routing table status : <Inactive>
Destinations : 0 Routes : 0
# Yes ！
<R1>telnet 2.2.2.2
Press CTRL_] to quit telnet mode
Trying 2.2.2.2 ...
Connected to 2.2.2.2 ...
Login authentication
Username:admin
Password:
-----------------------------------------------------------------------------
User last login information:
-----------------------------------------------------------------------------
Access Type: Telnet
IP-Address : 67.0.0.1
Time : 2022-07-10 18:12:50-08:00
-----------------------------------------------------------------------------
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