Nortel Networks Circuit Card User Manual

Page 425

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NT6D80 MSDL card

Page 425 of 906

Circuit Card

Description and Installation

SYSTEM DISABLED—OVERLOAD

Cause:

The system received an excessive number of messages from the

MSDL card in a certain time. If the card invokes overload four times in
30 minutes, it exceeds the recovery threshold as described in “SYSTEM
DISABLED—RECOVERY THRESHOLD.” The system resets the
card, invokes self-tests, and attempts to enable the card. The problem
may be due to excessive traffic on one or more MSDL ports. Traffic load
redistribution may resolve this condition.

Action

:

Check the traffic report, which may indicate that one or more MSDL
ports are handling excessive traffic.

By disabling each port, identify the port with too much traffic and
allow the remaining ports to operate normally. Refer to
“Maintaining the MSDL” on

page 416

. If the problem persists, place

the card in the manually disabled state by the

DIS MSDL x

command

and follow the steps in “Previously operating MSDL cards” on

page 420

.

SYSTEM DISABLED—RESET THRESHOLD

Cause:

The system detected more than four MSDL card resets within 10

minutes. The system attempts to enable the card again at midnight unless
you intervene.

Action:

Place the card in the manually disabled state with the

DIS MSDL x

command and follow the steps in “Previously operating MSDL
cards” on

page 420

.

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