3com DUA1770-0AAA04 用户手册

C

HAPTER

 1: I

NTRODUCING

 

THE

 S

UPER

S

TACK

 3 S

WITCH

 4900 S

ERIES

■

The Switch 4900 connects your existing 100 Mbps devices and 
high-performance workgroups with a 1000 Mbps copper backbone or 
server connection. 

■

The Switch 4900 SX connects your existing 1000 Mbps devices and 
high-performance workgroups with a 1000BASE-SX fiber backbone or 
server connection.

■

The Switch 4924 connects your existing 10 Mbps and 100 Mbps 
devices and high-performance workgroups to a 1000 Mbps copper 
backbone or server connection. 

■

The Switch 4950 is a 10/100/1000 Mbps mixed media device that 
allows you to connect your existing 10/100/1000 Mbps devices and 
high-performance workgroups to a fiber or copper gigabit backbone 
or server connection.

You can also interconnect any combination of two Switches from the 
SuperStack

®

 4900 Series or 3Com Switch 4050/4060 range to create an 

XRN Distributed Fabric. This allows you to create a highly resilient core 
around which you can build your network. For more information about 
interconnecting Switches, see 

 on 

. For more information about 3Com XRN Technology and how to 

use it in your network, refer to the Implementation Guide on the 
CD-ROM that accompanies the Switch.