Nortel Networks 10BASE-T manual ATM MDA Software Download, Field Description PHY Type

Models: 10BASE-T

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Using the Console Interface

 

 

Table 3-33.

ATM MDA Configuration Screen Fields (continued)

 

 

Field

Description

 

 

PHY Type

Allows you to choose the physical layer medium independent (PHY) component the

 

LEC will use.

 

You can choose between two versions of the following standard:

Synchronous Optical Network (SONET), a standard developed under ANSI and the Exchange Carriers Standards Association (ECSA) for digital optical transmission.

Synchronous Digital Hierarchy (SDH), a slightly different version of the SONET standard developed by the International Telegraph and Telephone Consultative Committee (CCITT).

DefaultSONET

Range

SONET, SDH

ATM MDA Software Download

The ATM MDA Software Download screen (Figure 3-38) allows you to upgrade your BayStack 450-2M3/2S3 MDA with the latest firmware code.

Choose ATM MDA Software Download (or press f) from the ATM Configuration Menu screen to open the ATM MDA Software Download screen.

309985-C Rev 00

3-91

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Nortel Networks 10BASE-T manual ATM MDA Software Download, Field Description PHY Type