put same ip on 2 interfaces (router)

[Sun Flower]

Hello. I would like to configure my C2911 router with 2 C2960 switch. And is it possible to put same ip on 2 interfaces of C2911? One for active and another one or standby. Topology was attached. Is it possible?

thankyou

[dragos_sony]

Yes you can!

!
interface FastEthernet0/0
 ip address 10.10.10.1 255.255.255.0
 speed 100
 full-duplex
!
interface FastEthernet0/1
 backup interface FastEthernet0/0
 ip address 10.10.10.1 255.255.255.0
 speed 100
 full-duplex
!

Cheers!