IP Routing Features

Overview of IP Routing

IP Interface Parameters for Routing Switches

Table 16-2lists the interface-level IP parameters for routing switches.

Table 16-2. IP Interface Parameters – Routing Switches

Parameter

Description

Default

See page

 

 

 

 

IP address

A Layer 3 network interface address; separate IP

None configured

chapter 7

 

addresses on individual VLAN interfaces.

 

 

 

 

 

 

Metric

A numeric cost the router adds to RIP routes learned

1 (one)

16-22

 

on the interface. This parameter applies only to RIP

 

 

 

routes.

 

 

 

 

 

 

ICMP Router

Locally overrides the global IRDP settings. See table

Disabled

16-70

Discovery

16-1 on page 16-6for global IRDP information.

 

 

Protocol (IRDP)

 

 

 

 

 

 

 

IP helper address

The IP address of a UDP application server (such as a

None configured

16-73

 

BootP or DHCP server) or a directed broadcast

 

 

 

address. IP helper addresses allow the routing switch

 

 

 

to forward requests for certain UDP applications from

 

 

 

a client on one sub-net to a server on another sub-net.

 

 

 

 

 

 

16-8