IP Routing Features

 

 

 

Overview of IP Routing

 

 

 

 

 

Parameter

Description

Default

 

See page

 

 

 

 

 

Directed

A directed broadcast is a packet containing all ones (or in

Disabled

 

16-13

broadcast

some cases, all zeros) in the host portion of the destination

 

 

 

forwarding

IP address. When a router forwards such a broadcast, it

 

 

 

 

sends a copy of the packet out each of its enabled IP

 

 

 

 

interfaces.

 

 

 

 

Note: You also can enable or disable this parameter on an

 

 

 

 

individual interface basis. See table 16-2 on page 16-8.

 

 

 

 

 

 

 

 

ICMP Router

An IP protocol that a router can use to advertise the IP

Disabled

 

16-69

Discovery

addresses of its router interfaces to directly attached

 

 

 

Protocol (IRDP)

hosts. You can enable or disable the protocol at the Global

 

 

 

 

CLI Config level.

 

 

 

 

You also can enable or disable IRDP and configure the

 

 

16-70

 

following protocol parameters on an individual VLAN

 

 

 

 

interface basis at the VLAN Interface CLI Config level.

 

 

 

 

• Forwarding method (broadcast or multicast)

 

 

 

 

Hold time

 

 

 

 

Maximum advertisement interval

 

 

 

 

Minimum advertisement interval

 

 

 

 

Router preference level

 

 

 

 

 

 

 

 

Static route

An IP route you place in the IP route table.

No entries

 

16-16

 

 

 

 

 

Default

The router uses the default network route if the IP route

None configured

 

16-19

network route

table does not contain a route to the destination. For the

 

 

 

 

Series 5300XL Switches, enter an explicit default route

 

 

 

 

(0.0.0.0 0.0.0.0 or 0.0.0.0/0) as a static route in the IP route

 

 

 

 

table.

 

 

 

 

 

 

 

 

 

16-7