SECUR Exam Cram™ 2 (Exam 642-501)

Securing the Network Using Cisco Routers

It is imperative that the networks be secured using some kind of security policy and parameters. The perimeter routers must be secured so that the corporate LAN resources are protected from the outside world.

Perimeter security comes in different forms. If you have a small network with only one router separating you from the rest of the world, it becomes imperative that the perimeter router be secured. This security helps you protect your internal resources.

Perimeter Router and PIX Firewall

Medium-size businesses can take security to the next level by deploying a firewall between the perimeter router and the internal network. The perimeter router provides support to the firewall by filtering out unnecessary ...