Руководство Пользователя для 3com 2948-SFP Plus

C

HAPTER 

1

: 

G

ETTING

 S

TARTED

The Switch 2948 is a Gigabit Ethernet switching product that delivers 
flexible three-speed performance (10/100/1000) and advanced voice-
optimized features such as auto-QoS and auto-voice VLAN. This makes 
the switch ideal for medium businesses and small enterprises seeking 
to build a secure converged network.

The Switch 2948 includes the following model:

  Baseline Switch 2948-SFP Plus 48-Port

The Switch 2948 features the following advantages:

  Full Gigabit speed access ports

  Jumbo frames

  Port security

  Link aggregation control protocol (LACP)

  Up to 256 VLANs

  Access control lists (ACLs)

  Port-based mirroring

Table 1 summarizes the hardware features supported by the Switch   
2948.

Table 1   Hardware Features

Feature  

 

Addresses 

 

Up to 8,000 supported

Auto-negotiation        Supported on all ports

Forwarding Modes      Store and Forward

Duplex Modes         

Half and full duplex on all front panel ports

Auto MDI/MDIX        

Supported on all ports. If fiber SFP transceivers 

 

 

 

 

are used, Auto MDIX is not supported.