72Chapter 3: EIU datafill

Table 11 Field descriptions for table LIUINV for EIU datafill (continued)

Field

Subfield or refinement

Entry

Explanation and action

CARDINFO

see subfields

Card information

 

 

This field specifies the card data and

 

 

consists of subfield APPLPEC.

APPLPEC

NT9X84AA

Application product engineering code

 

 

Enter the PEC of the application card.

 

 

Card NT9X84AA is used with EIU

 

 

applications.

 

 

This field consists of subfields PBPED,

 

 

HEARTBEAT, and MAC_ADDRESS.

PBPEC

NT9X85AA

Paddle board product engineering code

 

or

Enter one of the PECs.

 

NT9X85BA

 

 

 

Enter NT9X85AA for EIU coax

 

 

applications.

 

 

Enter NT9X85BA for EIU unshielded

 

 

twisted pair applications.

HEARTBEAT

YES or NO

Heartbeat

 

 

Enter YES if the EIU expects a

 

 

heartbeat indication signal from the

 

 

media access unit (MAU) connected to

 

 

it; otherwise, enter NO.

 

 

Yes is allowed only if the MAU supports

 

 

heartbeat of signal quality error (SQE)

MAC_

000075F00000 to

Media access control address

ADDRESS

000075FFFFFF

Enter a 12-character hex string

 

 

representing the MAC address.

 

 

The MAC address is represented in

 

 

hexadecimal without any spaces

 

 

between digits. The MAC_ADDRESS

 

 

must be of the form 000075Fxxxxx.

 

 

MAC addresses for EIUs are defined by

 

 

Nortel. Refer to “Appendix I: Obtaining a

 

 

MAC address” for more information on

 

 

MAC addresses.

 

 

 

(Sheet 4 of 4)

 

 

EIU MAC addresses

By industry convention, MAC addresses for networking devices are unique worldwide. In typical networking devices, the MAC address is burned into a PROM on the circuit pack. However, for EIUs on the DMS-100 switch, the

297-8991-910 Standard 03.01 August 1999

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Cabletron Systems DMS-100 manual EIU MAC addresses, Sheet 4