Posts Tagged ‘cisco class’

•An OSPF router ID is a 32-bit value, represented as an IPv4 address. It is used to uniquely identify an OSPF router, and all OSPF packets include the router ID of the originating router. •Every router requires a router ID to participate in an OSPF domain. It can be defined by an administrator or automatically … Read more

VTY(Virtual Terminal) VTY lines enable remote access using Telnet or SSH to the device. Securing VTY line access: First enter line VTY configuration mode using the line vty 0 15 command in global configuration mode. Next, specify the VTY password using the password password command. Finally, enable VTY access using the login command.