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3Com 3500 User Manual

Page 316

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316

C

HAPTER

11: T

RUNKS

Procedure

To modify trunk information for a bridge, follow these steps:

1 Enter the trunk index number, or to display the selectable trunks, enter

?

The system shows the media type for the trunk (for example,

Fast Ethernet

,

Gigabit Ethernet

, or

FDDI

).

2 At the prompt, enter the ports that you want to be part of the trunk, or

to display a port summary, enter

?

The maximum number of ports per trunk is 8 (for the CoreBuilder 3500
and the CoreBuilder 9000 Layer 3 modules).

3 To change the 10/100 operating mode, enter the new operating mode,

or to display information about the selectable values, enter

?

For Fast Ethernet, you can select 100 Mbps, running in half-duplex or
full-duplex mode. All ports in the trunk are set to the specified operating
mode.

4 To change the flow control setting for a Gigabit Ethernet trunk only, enter

a new flow control setting

5 To change the name of the trunk, enter the new name, or to view

information on how to specify a trunk name, enter

?

The name can have up to 32 characters. Use quotation marks around any
character string that has embedded spaces.

6 Enter the TCMP state. The system default is

enabled

.

If you modified the port information, the system displays a message to
inform you that the port configuration will change and then displays a
reboot prompt.

7 At the system prompt, to reboot the system, enter

y

(yes) and implement

the new trunk information, or to return to the previous menu, enter

n

(no).

Entering

n

(no) cancels the trunk changes. The system reports that it is

unable to continue with the trunk configuration.