Configure HSRP-Hot Standby Roter Protocol (Network redundency or Reliable Network solution)R3 Running ConfigurationR3#config tR3(config)#R3(config)#int g0/0R3(config-subif)#ip address 10.35.20.1 255.255.255.0R3(config-subif)#no shutdownR3(config-subi...