Ip Sticky-Arp (Interface Configuration) - Cisco catalyst 3750 Command Reference Manual

ip sticky-arp (interface configuration)

ip sticky-arp (interface configuration)
Use the ip sticky-arp interface configuration command to enable sticky Address Resolution Protocol
(ARP) on a switch virtual interface (SVI) or a Layer 3 interface. Use the no form of this command to
disable sticky ARP.
Syntax Description
This command has no arguments or keywords.
Defaults
Sticky ARP is enabled on private-VLAN SVIs.
Sticky ARP is disabled on Layer 3 interfaces and normal SVIs.
Command Modes Interface configuration
Command History Release
12.2(20)SE
Usage Guidelines Sticky ARP entries are those learned on SVIs and Layer 3 interfaces. These entries do not age out.
The ip sticky-arp interface configuration command is only supported on
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On a Layer 3 interface or on an SVI belonging to a normal VLAN
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On private-VLAN SVIs
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Note
Catalyst 3750 Switch Command Reference
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ip sticky-arp
no ip sticky-arp
Modification
This command was introduced.
Layer 3 interfaces
SVIs belonging to normal VLANs
SVIs belonging to private VLANs
Use the sticky-arp interface configuration command to enable sticky ARP.
Use the no sticky-arp interface configuration command to disable sticky ARP.
When you configure a private VLAN, sticky ARP is enabled on the switch (the default).
If you enter the ip sticky-arp interface configuration command, it does not take effect.
If you enter the no ip sticky-arp interface configuration command, you do not disable sticky ARP
on an interface.
We recommend that you use the show arp privileged EXEC command to display and verify
private-VLAN interface ARP entries.
Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
OL-8552-07