Reference Guide 640 Document #: LTRT-17939
Mediant MSBR
75.2.2.8 ip prefix-list
This command configures the IPv4 prefix-based filtering mechanism.
Syntax
ip prefix-list <prefix list name> {permit|deny} [a.b.c.d/m|any]
ip prefix-list <prefix list name> description
ip prefix-list <prefix list name> seq <seqnumber> [permit|deny]
[a.b.c.d/m|any]
ip prefix-list <prefix list name> [vrf <VRF name>] [seq <prefix-
list seq number>] {permit|deny}<prefix to filter> [le <len>] [ge
<len>]
no ip prefix-list <name>
Command Description
a.b.c.d/m Defines the IP prefix network/length.
any Defines any prefix match.
description Defines up to 80 characters describing this prefix-list.
VRF name Defines the vrf name.
prefix list name Defines the name of a prefix list.
seqnumber Defines the sequence number. Range is [1-4294967295].
deny Specifies the packets to reject.
permit Specifies the packets to accept.
le <len>
The prefix list is applied if the prefix length is less than or
equal to the le prefix length. Not used if "prefix to filter" is set
to "any"
(0-32).
ge <len>
The prefix list is applied if the prefix length is greater than or
equal to the ge prefix length. Not used if "prefix to filter" is set
to "any"(0-32).
Default
NA
Command Mode
Privileged User
Example
This example configures prefix-based filtering mechanism
(config-data)# ip prefix-list iplist permit any