Cisco Systems 3750E manual Snmp-server host host-addr traps informs version, History-size value

Chapter 7 Administering the Switch

Managing the MAC Address Table

Beginning in privileged EXEC mode, follow these steps to configure the switch to send MAC address notification traps to an NMS host:

	Command	Purpose
Step 1
	configure terminal	Enter global configuration mode.
Step 2
	snmp-server host host-addr{traps informs} {version {1	Specify the recipient of the trap message.
	2c 3}} community-string notification-type	• For host-addr, specify the name or address of the
		NMS.
		• Specify traps (the default) to send SNMP traps
		to the host. Specify informs to send SNMP
		informs to the host.
		• Specify the SNMP version to support. Version 1,
		the default, is not available with informs.
		• For community-string,specify the string to send
		with the notification operation. Though you can
		set this string by using the snmp-server host
		command, we recommend that you define this
		string by using the snmp-server community
		command before using the snmp-server host
		command.
		• For notification-type, use the mac-notification
		keyword.
Step 3
	snmp-server enable traps mac-notification	Enable the switch to send MAC address traps to the
		NMS.
Step 4
	mac address-table notification	Enable the MAC address notification feature.
Step 5
	mac address-table notification [interval value]	Enter the trap interval time and the history table size.
	[history-size value]	• (Optional) For interval value, specify the
		notification trap interval in seconds between
		each set of traps that are generated to the NMS.
		The range is 0 to 2147483647 seconds; the
		default is 1 second.
		• (Optional) For history-sizevalue, specify the
		maximum number of entries in the MAC
		notification history table. The range is 0 to 500;
		the default is 1.
Step 6
	interface interface-id	Enter interface configuration mode, and specify the
		Layer 2 interface on which to enable the SNMP
		MAC address notification trap.
Step 7
	snmp trap mac-notification {added removed}	Enable the MAC address notification trap.
		• Enable the MAC notification trap whenever a
		MAC address is added on this interface.
		• Enable the MAC notification trap whenever a
		MAC address is removed from this interface.
Step 8
	end	Return to privileged EXEC mode.

Catalyst 3750-E and 3560-E Switch Software Configuration Guide

OL-9775-02 7-23