Cisco Nexus 3000 series - Configuring Gratuitous ARP

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2-12
Cisco Nexus 3000 Series NX-OS Unicast Routing Configuration Guide, NX-OS Release 5.0(3)U1(1)
Chapter2 Configuring IPv4
Configuring IPv4
DETAILED STEPS
This example shows how to configure Local Proxy ARP:
switch# configure terminal
switch(config)# interface ethernet 2/3
switch(config-if)# no switchport
switch(config-if)# ip local-proxy-arp
switch(config-if)# copy running-config startup-config
Configuring Gratuitous ARP
You can configure gratuitous ARP on an interface.
SUMMARY STEPS
1. configure terminal
2. interface ethernet number
3. no switchport
4. ip arp gratuitous {request | update}
5. (Optional) copy running-config startup-config
Command Purpose
Step 1
configure terminal
Example:
switch# configure terminal
switch(config)#
Enters configuration mode.
Step 2
interface ethernet number
Example:
switch(config)# interface ethernet 2/3
switch(config-if)#
Enters interface configuration mode.
Step 3
no switchport
Example:
switch(config-if)# no switchport
Configures the interface as a Layer 3 routed interface.
Step 4
ip local-proxy-arp
Example:
switch(config-if)# ip local-proxy-arp
Enables Local Proxy ARP on the interface.
Step 5
copy running-config startup-config
Example:
switch(config-if)# copy running-config
startup-config
(Optional) Saves this configuration change.