OSPF DR BDR election - GNS3
we'll configure OSPF Hub and Spokes network, on router R1 we'll use sub-interface to connect to R2 and R3. setup the network as below's configuration R1 interface Loopback0 ip address 1.1.1.1 255.255.255.255 ! interface FastEthernet0/0 no ip address duplex auto speed auto ! interface FastEthernet0/0.2 encapsulation dot1Q 2 ip address 192.168.2.1 255.255.255.0 ! interface FastEthernet0/0.3 bandwidth 100000 encapsulation dot1Q 3 ip address 192.168.3.1 255.255.255.0 router ospf 1 log-adjacency-changes network 192.168.2.0 0.0.0.255 area 0 network 192.168.3.0 0.0.0.255 area 0 R2 interface Loopback0 ip address 2.2.2.2 255.255.255.255 ! interface FastEthernet0/0 ip address 192.168.2.2 255.255.255.0 duplex auto speed auto router ospf 1 log-adjacency-changes network 192.168.2.0 0.0.0.255 area 0 R3 interface Loopback0 ip address 3.3.3.3 255...