Securing the Router for Administrative Access

Topology

IP Addressing Table

Objectives

$1$: Configure Basic Device Settings

Cable the network as shown in the topology.

Configure basic IP addressing for routers and PCs$.$

Configure routing protocol.

Configure PC hosts.

Administrative Access

Verify connectivity between hosts and routers.

$2$: Administrative Access for Routers

Configure and encrypt all passwords.

Secure the router against login attacks

Configure enhanced username password security

Configure an SSH server on a router.

Configure an SSH client and verify connectivity.

Set the SSH timeout to $90$ seconds, the number of authentication retries to $2,$ and the version to $2.$

Configure Syslog support on a router

Configure passwords min length $10$

console password: ciscovistula$55$

password on VTY lines ciscovtypa$123$

enable password: cisco$12345$

Encrypt plaintext passwords

Set the exec$-$timeout to log out after $4$ minutes of inactivity.

Configure a warning to unauthorized users with a message$-$of$-$the$-$day $($MOTD$)$ banner that says: $"$No

Unauthorized Access!".

Create a local user account of Admin$007$ with a secret password of Admin$007$pass