ADTRAN Stub Routing Dokumentacja Pobierz pdf (Strona 501)

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Command Reference Guide Loopback Interface Configuration Command Set

ip access-group <listname> [in | out]

Use the ip access-group command to create an access list to be used for packets transmitted to/from the

asynchronous host. Use the no form of this command to disable this type of control.

Syntax Description

listname

Assigned IP access list name.

Enables access control on packets transmitted from the host.

out

Enables access control on packets sent to the host.

Default Values

By default, these commands are disabled.

Command Modes

(config-interface)# Interface Configuration Mode required.

Command History

Release 3.1 Command was introduced

Functional Notes

When this command is enabled, the IP destination address of each packet must be validated before being

passed through. If the packet is not acceptable per these settings, it is dropped.

Usage Examples

The following example sets up the router to allow only Telnet traffic into the loopback interface:

(config)#

ip access-list extended TelnetOnly

(config-ext-nacl)#

permit tcp any any eq telnet

(config-ext-nacl)#

interface loopback 1

(config-loop 1)#

ip access-group TelnetOnly in

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