3Com WX3000 operation manual Configuring Trap Parameters, Configuring Basic Trap

To do…		Use the command…		Remarks
		snmp-agent group v3
		group-name[ authentication
Set an SNMP group	privacy ] [ read-view		Required
		read-view ] [ write-view
	write-view ] [ notify-view
	notify-view ] [ acl acl-number ]
		snmp-agent		Optional
Encrypt a plain-text password		calculate-password		This command is used if
		plain-password mode { md5
to generate a cipher-text one				password in cipher-text is
		sha } { local-engineid
				needed for adding a new user.
		specified-engineid engineid }
		snmp-agent usm-user v3
		user-name group-name
		[ cipher ]
Add a user to an SNMP group		[ authentication-mode { md5		Required
	sha } auth-password
	[ privacy-mode { des56
		aes128 } priv-password ] ] [ acl
		acl-number ]
Set the maximum size of an		snmp-agent packet max-size		Optional
SNMP packet for SNMP agent
		byte-count		1,500 bytes by default.
to receive or send
				Optional
Set the device engine ID		snmp-agent local-engineid		By default, the device engine ID
		engineid		is “enterprise number + device
				information”.
Create or update the view		snmp-agent mib-view		Optional
		{ included excluded }		By default, the view name is
information		view-name oid-tree [ mask
				“ViewDefault” and OID is 1.
		mask-value ]

The device provides the following functions to prevent attacks through unused UDP ports.

zExecuting the snmp-agentcommand or any of the commands used to configure SNMP agent enables the SNMP agent, and at the same opens UDP port 161 and UDP port 1024 used by SNMP agents and SNMP trap clients respectively.

zExecuting the undo snmp-agentcommand disables the SNMP function and closes UDP port 161 and UDP port 1024 as well.

Configuring Trap Parameters

Configuring Basic Trap

Trap messages refer to those sent by managed devices to the NMS without request. They are used to report some urgent and important events (for example, the rebooting of managed devices).

Note that basic SNMP configuration is performed before you configure basic trap.

Follow these steps to configure basic Trap:

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