Chapter 15: Ip Policy-Based Forwarding Configuration Guide; Overview - Cabletron Systems SMARTSWITCH ROUTER 9032578-05 User's Reference Manual

Overview

You can configure the SSR to route IP packets according to policies that you define. IP
policy-based routing allows network managers to engineer traffic to make the most
efficient use of their network resources.
IP policies forward packets based on layer-3 or layer-4 IP header information. You can
define IP policies to route packets to a set of next-hop IP addresses based on any
combination of the following IP header fields:
• IP protocol
• Source IP address
• Destination IP address
• Source Socket
• Destination Socket
• Type of service
For example, you can set up an IP policy to send packets originating from a certain
network through a firewall, while letting other packets bypass the firewall. Sites that have
multiple Internet service providers can use IP policies to assign user groups to particular
SmartSwitch Router User Reference Manual
Chapter 15
IP Policy-Based
Forwarding
Configuration
Guide
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