The ATX Switch Chassis View

2(ethernet2)

Ethernet2 frames are the same as 802.3 frames, except

 

they use the third field (the length field in 802.3) to store

 

a value representing the type of transport packet that is

 

encapsulated within the Ethernet packet.

3(ieee802.2)

802.2 is the default for non-Ethernet links. 802.2 frames

 

are the same as 802.3 frames, except they have Logical

 

Link Control (LLC) information encoded within them

 

immediately following the 802.3 length field.

4(snap)

SNAP frame types use the SNAP encapsulation method

 

within 802.3 or Ethernet2 frames. This frame type

 

contains higher level protocol information. This frame is

 

the same as 802.3 frames up to length field. The length

 

field is followed by SNAP information which contains

 

protocol information and an “ethertype” field.

IP Routing

IP is the TCP/IP protocol that specifies how information is to be broken into separate packets, and how those packets are to be addressed in order to be routed over a TCP/IP network.

You may enable any port in your ATX Chassis for IP routing. To access the IP Routing window:

1.Click on the appropriate Port button. A menu will appear.

2.Drag down to IP Config/Routing and release. The IP Config/Routing window, Figure 2-9, will be displayed.

Figure 2-9. IP Config/Routing window

2-14

Managing the Hub

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Enterasys Networks ENTERASYS ATX manual IP Routing, IP Config/Routing window