See the solution below in Explanation:
Solution:-
Default int range et0/0-1
Int range e0/0 – 1
Sw trunk encap dot1
Switch mode trunk
Channel-group 2 mode passive
No shut
Spanning-tree vlan 10 priority 0
Spanning-tree vlan 30 priority 0
Solution:
Solution on R1:
R1# copy run start
Verification:
OR
R3
Int e0/1
Ip ospf priority 255
End
Copy run start
R2
Ip ospf network point-to-point
R10
Int e0/0
R30
Config t
router ospf 100
router-id 10.0.1.30
int ran lo0 , e0/0-1
ip ospf 100 a 0
exit
int et0/2
ip ospf 100 a 50
router ospf 30
area 50 range 10.10.0.0 255.255.192.0
area 50 range 10.50.0.0 255.255.192.0
end
wr