Chapter 8 - Internetworking and Management Overview

PRODUCT COMPATIBILITY

The following sections describe the compatibility among versions of Campus products.

Compatibility with Earlier Campus Products

When mated with a Campus-RS desktop unit or Campus-RS line unit, the Campus-REX2 RS Interface Card is compatible, over the HDSL link, with earlier versions of Campus products, such as the Campus-T1, Campus-E1, and Campus-768, as shown in the following illustration.

Campus-RS

Campus-REX RS

Interface card

Campus-T1, Campus-E1 or

Campus-768

HDSL

Campus-REX T1, Campus-REX E1, or Campus-REX 768

All earlier versions of Campus products are manufactured to operate at a single HDSL transmission rate, while the Campus-RS transmission rate is user-selectable. To support compatibility with earlier Campus Products, the following configuration options must be set on the Campus-REX2:

•Set the HDSL Operating Mode to Standard Mode.

•Set the Standard Mode HDSL Rate to T1, E1, or 768, to match the rate of the earlier product.

For information on setting these options, see “Selecting HDSL Parameters” on page 21.

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Campus-REX2 RS Interface Card User Manual