DES-3326 Layer 3 Fast Ethernet Switch User’s Guide

The Hello Time cannot be longer than the Max. Age. Otherwise, a configuration error will occur.

Observe the following formulas when setting the above parameters:

Max. Age 2 x (Forward Delay - 1 second)

Max. Age 2 x (Hello Time + 1 second)

STP Group Configuration

To define which ports will be members of an STP Group, highlight Group Create/Delete and press Enter.

Figure 6-73. STP Group Configuration screen

Toggle the Action field to Add/Modify. Choose a name for the group and enter it in the Group Name field. The group name does not necessarily have to correspond to any name that has been previously entered in the switch’s configuration.

Figure 6-74. Port Spanning Tree Settings screen

Toggle the View Ports field to the range of ports to be configured. The Fast Ethernet ports displayed for configuration in groups of 12 and the two (optional) Gigabit Ethernet ports are displayed together.

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D-Link DES-3326 manual STP Group Configuration, 153