Resolved! HSRP subinterfaces problem
I have configured Router 1 as followsint gi 0/0.10encapsulation dot1q 10ip add 192.168.10.3standby 10 ip 192.168.10.1standby 10 preemptstandby 10 priority 115and Router 2 asint gi 0/0.10encapsulation dot1q 10ip add 192.168.10.2standby 10 ip 192.168.1...