Arp Mac-Arp-Map Limit - H3C S7500 Series Command Manual

Command Manual – ARP
H3C S7500 Series Ethernet Switches
View
System view
Parameters
None
Description
Use the arp gratuitous-updating enable command to enable gratuitous ARP packets
to be sent periodically.
Use the undo arp gratuitous-updating enable command to disable gratuitous ARP
packets from being sent periodically. With this function enabled, the switch periodically
broadcasts gratuitous ARP packets from the current interface IP address within the
VLAN whose interfaces are configured with an IP address.
By default, the switch is disabled from sending gratuitous ARP packets periodically.
With VRRP enabled on a VLAN interface of a switch:
If the switch is the master switch, it sends gratuitous ARP messages with the IP
address of the VRRP virtual router.
If it is not the master switch, it sends gratuitous ARP messages with the primary
and all the secondary IP addresses of the VLAN interface.
Examples
# Enable the switch to send gratuitous ARP packets periodically.
<H3C> system-view
System View: return to User View with Ctrl+Z.
[H3C] arp gratuitous-updating enable

1.1.3 arp mac-arp-map limit

Syntax
arp mac-arp-map limit number
undo arp mac-arp-map limit
View
System view
Parameters
number: Maximum number of IP addresses to be bound to a MAC address of a VLAN,
in the range 1 to 8192.
Chapter 1 ARP Configuration Commands
1-2