HP Networking TopTool Products Backup Links, Load Balancing, Add New Backup Link, Undo Last Load Balancing, Perform Automatic Load Balancing, Table 12-4.Backup Link Parameters

Accessing Hub Features

Configuring Your Device

You can create one or more backup links by selecting the Backup Links button and clicking on the Add New Backup Link... button at the bottom of that page. The parameters are described in the following table.

Table 12-4. Backup Link Parameters

Parameter	Description
Status	Displays which port is currently being used, a primary port or
	a backup port.
Primary Port	A port that you can use as a primary port, or the port that will
	be used during standard connection of a hub and the
	connected device.
Backup Port	The backup port to be used if there is a failure on the primary
	port. If the primary port is active, the backup port is inactive.
MAC Address	The MAC address of the device to which you have a backup
	(redundant) path. It is the recipient of the 802.2 test packets,
	which are used to verify the primary path.
Test Time	The interval in seconds between test packets sent between
	the primary port and the receiving device.This checks the
	integrity of the link to determine whether to initiate a backup
	link. The number can be between 1 and 15.
Retries	The maximum number of times the test packets from the
	primary port fail to return from the other device before the
	backup port becomes the active port.

Configuring Load Balancing—Switching Hubs

Only the switching hubs provide a load balancing feature to automatically distribute the switching hub ports among the four segments to optimize performance. This feature requires a switch module.

To access this feature, select the Load Balancing button. Click on the Perform Automatic Load Balancing button. If you want to undo the load balancing, select the Undo Last Load Balancing button.

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