Reference Guide

Access Control Lists (ACL) | 265
ip prefix-list
c e s
Enter the PREFIX-LIST mode and configure a prefix list.
Syntax
ip prefix-list prefix-name
Parameters
Command Modes
CONFIGURATION
Command
History
Usage
Information
Prefix lists redistribute OSPF and RIP routes meeting specific criteria. For related RIP commands
supported on C-Series and E-Series, see Chapter 48, Router Information Protocol (RIP). For related
OSPF commands supported on all three platforms, see Chapter 38, Open Shortest Path First (OSPFv2
and OSPFv3).
Prior to 7.8.1.0, names are up to 16 characters long.
Related
Commands
permit
c e s
Configure a filter that passes packets meeting the criteria specified.
Syntax
permit ip-prefix [ge min-prefix-length] [le max-prefix-length]
Parameters
Command Modes
PREFIX-LIST
Command
History
prefix-name
Enter a string up to 16 characters long as the name of the prefix list, up to 140 characters
long.
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.8.1.0 Increased name string to accept up to 140 characters. Prior to 7.8.1.0, names are up to
16 characters long.
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Support added for C-Series
pre-Version 6.1.1.0 Introduced for E-Series
show ip route list Display IP routes in an IP prefix list.
show ip prefix-list summary Display a summary of the configured prefix lists.
ip-prefix
Specify an IP prefix in the network/length format. For example, 35.0.0.0/8
means match the first 8 bits of address 35.0.0.0.
ge min-prefix-length (OPTIONAL) Enter the keyword ge followed by the minimum prefix
length, which is a number from zero (0) to 32.
le max-prefix-length
(OPTIONAL) Enter the keyword le followed by the maximum prefix length,
which is a number from zero (0) to 32.
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Support added for S-Series
Version 7.5.1.0 Support added for C-Series
pre-Version 6.1.1.0 Introduced for E-Series