Hi,I am using a Cisco 857. Most PC's on the LAN are using IP range 192.168.1.0. I have created another network on 192.168.20.0, and another on 192.168.23.0.I have added the commandsip route 192.168.20.0 255.255.255.0 vlan1ip route 192.168.23.0 255.25...