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C. Router CLI Commands, Codes, and Designations
C-22
September 2002 9128-A2-GB20-80
[
no
]
ip
access-group
access-list-1-199num
[
in
|
out
]
Minimum Access Level: Administrator
Command Mode: config-if
Allows you to control access to an interface by allowing you to designate (or delete) a set
of access rules to be applied to either incoming or outgoing packets. By default, no access
lists are applied to interfaces.
Example: ip access-group 17 in
NOTE: A user may specify that an access list is applied to either inbound packets,
outbound packets, or both inbound and outbound packets (two commands). If a
specified access list does not exist, all packets are passed.
access-list-1-199num – The access list number. The valid ranges for access lists are:
1–99
– Standard IP access lists.
100–199
– Extended IP access lists.
in
– Specifies that filters will be applied to inbound packets.
out
– Specifies that filters will be applied to outbound packets. If no direction (in or
out) is
specified, the filter is applies to outbound packets by default.
Table C-11. Filter Commands (4 of 4)