How To Configure OSPF Protocol ?

OSPF (Open Shortest Path First) is an Interior Routing Protocol. It Is A Open Standard Protocol, Which Can Be Configured In Any Router .It Is A Link Static Routing Protocol. It Uses Process ID In its Configuration , The Process ID Range Is 1 To 65535. Process ID Can Be Same Or Different On Any Router.It Uses WCM (Wild Card Mask) To Configure it. WCM Is Just Opposite Of Subnet Mask.It Also Uses Areas , Areas Range is 0-65535.It Is Represented By 'O' . 

packet tracer


Commands To Configure OSPF Are :
Router 1 -
Router>en
Router#conf t
Router(config)#int s1/0 
Router(config-if)#ip add 11.0.0.1 255.0.0.0
Router(config-if)#clock rate 64000
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#int fa0/0
Router(config-if)#ip add 10.0.0.1 255.0.0.0
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#router ospf 1
Router(config-router)#network 10.0.0.0 255.0.0.0 area 1
Router(config-router)#network 11.0.0.0 255.0.0.0 area 1
Router(config-router)#exit
Router 2 -

Router>en
Router#conf t
Router(config)#int s1/1 
Router(config-if)#ip add 11.0.0.2 255.0.0.0
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#int fa0/0
Router(config-if)#ip add 12.0.0.1 255.0.0.0
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#router ospf 2
Router(config-router)#network 11.0.0.0 255.0.0.0 area 1
Router(config-router)#network 12.0.0.0 255.0.0.0 area 1
Router(config-router)#exit

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