Cheatography
https://cheatography.com
Basic Configuration
Router(config)# hostname R1
|
set hostname of Router |
Router(config)# no ip domain-lookup
|
disable dns lookup |
Router(config)# enable secret class
|
set password for privileged EXEC mode |
Router(config-line)# password cisco
|
sets console password |
Router(config-line)# login
|
enables login |
Router(config)# copy run start
|
copies running configuration to startup configuration |
Topology
Topology for 8.2.4.5 and 10.2.2.3
Verify OSPF
Router# show ip ospf
|
shows all ospf information |
Router# show ip ospf neighbor
|
shows ospf neighbor routers |
Router# show ip route ospf
|
verify ospf networks |
Router# show ip protocols
|
verify ospf configuration |
Router# show ip ospf interface
|
shows summary of OSPF-enabled interfaces |
Router# show ip ospf interface F0/0
|
shows ospf information about that interface |
For OSPFv3 add ipv6 to the command: Router(config)# show ipv6 route ospf
|
|
Configure OSPF
Router(config)# router ospf 1
|
enable ospf with specific process id |
Router(config-router)# network 192.168.1.0 0.0.0.255 area 0
|
configure network with area id 0 |
Router(config-router)# router-id 1.1.1.1
|
set router id manually |
Router(config-router)# auto-cost reference-bandwith 10000
|
change default reference bandwith |
Router(config)# clear ip ospf process
|
clears ospf to refresh everything (f.e after set router-id) |
Router(config)# passive-interface F0/0
|
routing updates won't send on that interface |
Router(config)# no-passive-interface F0/0
|
router will send OSPF routing updates on that interface |
Router(config-if)# ip ospf cost 1565
|
set cost on a interface |
Router(config-if)# ip ospf priority 255
|
configure interface with ospf priority |
Router(config-if)# ip ospf priority 0
|
router can not be become DR or BDR |
|
Created By
Metadata
Comments
No comments yet. Add yours below!
Add a Comment
Related Cheat Sheets
More Cheat Sheets by marcx28