WAN Applications

Using the T1 FracTable Configuration Window

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CAUTION

The FracTable ConÞguration window allows you to assign your interfaces to the 24 channels on the T1 line according to the mapping provided by your WAN carrier.

To open the T1 FracTable ConÞguration window from the T1 Port ConÞguration window:

1.Click on the FracTable button. The T1 FracTable Configuration window, Figure 4-4, will appear.

This figure illustrates an example configuration of a T1 connection that was set according to the mapping provided by the wide area carrier.

Figure 4-4. WAN T1 FracTable ConÞguration Window

The T1 FracTable ConÞguration window displays the following information:

Interface LineCoding

Displays the Line Coding set for this interface. Click on the associated button per your WAN service providerÕs instructions to select: JBZS, InvHDLC, and None.

None (the default value) should not be selected when you are using AMI line coding on the T1 line; for more information on setting the T1 line coding refer to WAN Port Name, page 4-5.

Interface

Displays the ifIndex interface index value for each interface, which is a unique identiÞer for each physical and logical interface on the device. You use the ifIndex to map the interface on the fractional table of a T1 port.

Viewing WAN Interface Status

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Cabletron Systems 2.2 manual Using the T1 FracTable Configuration Window, Interface LineCoding