Juniper IGP - CONFIGURATION GUIDE V11.1.X, Руководство по настройке

Страница: 45 / 454

■
Use to specify how long an entry remains in the ARP cache.
■
You can issue this command only for Fast Ethernet interfaces, Gigabit Ethernet
interfaces, 10-Gigabit Ethernet interfaces, and bridged Ethernet interfaces
configured over ATM 1483.
■
The default value is 21,600 seconds (6 hours). Use the show config command
to display the current value.
■
If you specify a timeout of 0 seconds, entries are never cleared from the ARP
cache.
■
Example
host1(config-if)# arp timeout 8000
■
Use the no version to restore the default value.
■
See arp timeout
clear arp
■
Use to clear dynamic entries from the ARP cache.
■
To clear a particular entry, specify all of the following:
■
ipAddress —IP address in four-part dotted-decimal format corresponding to
the local data link address
■
interfaceType —Interface type; see Interface Types and Specifiers in JUNOSe
Command Reference Guide
■
interfaceSpecifier —Particular interface; format varies according to interface
type; see Interface Types and Specifiers in JUNOSe Command Reference Guide
■
To clear all dynamic ARP entries, specify an asterisk ( * ).
■
Example
host1# clear arp
■
There is no no version.
■
See clear arp
ip proxy-arp
■
Use to enable proxy ARP on an Ethernet or bridge1483 interface.
■
Proxy ARP is enabled by default.
■
Example
host1(config-if)# ip proxy-arp unrestricted
■
Use the no version to disable proxy ARP on the interface.
■
See ip proxy-arp
Address Resolution Protocol
■ 21
Chapter 1: Configuring IP