3Com 3C17203 - SuperStack 3 Switch 4400, Implementation Manual

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2
O
PTIMIZING
B
ANDWIDTH
There are many ways you can optimize the bandwidth on your network
and improve network performance. If you utilize certain Switch features
you can provide the following benefits to your network and end users:
■
Increased bandwidth
■
Quicker connections
■
Faster transfer of data
■
Minimized data errors
■
Reduced network downtime
For detailed descriptions of the Web interface operations and the
Command Line Interface (CLI) commands that you require to manage the
Switch please refer to the Management Interface Reference Guide
supplied in HTML format on the CD-ROM that accompanies your Switch.
Port Features
The default state for all the features detailed below provides the best
configuration for most users.
In normal operation, you do not need to
alter the Switch from its default state. However, under certain conditions
you may wish to alter the default state of these ports, for example, if you
are connecting to old equipment that does not comply with the IEEE
802.3x standard.
Duplex Full duplex allows packets to be transmitted and received simultaneously
and, in effect, doubles the potential throughput of a link. Half duplex
only allows packets to be transmitted or received at any one time.
To communicate effectively, both devices at either end of a link must use
the same duplex mode. If the devices at either end of a link support
auto-negotiation, this is done automatically. If the devices at either end of