Nortel Networks Passport Module 8672A - Manual (Page 29)

Chapter 1 About the Passport 8672ATM Module 29
Using the Passport 8672ATM Module
MDA LEDs
Table 2 lists the MDA LED indications.
Console and Diag ports
Use the Console port on the Passport 8690 SF module to access management
functions for the Passport 8672ATM Module. For information on connecting to
the Console port on the Passport 8690 SF module, refer to Getting Started with the
Passport 8000 Series Management Software.
The Diag port on the Passport 8672ATM Module is used only by Nortel Networks
personnel for debugging purposes. You can see diagnostic messages but you
cannot input any text.
Table 2 MDA LED indications
LED Color Port State
Tx Amber Alarm (RDI) condition, admin state down
Tx Green Transmitting data
Tx Off No traffic, no alarm
Rx Amber Alarm (OOF/LOF/LOS) condition, admin
state down
Rx Solid green Admin stateup
Rx Flashing green Receiving data
Tx and Rx Flashing amber Admin state down, out of order
Note: When there is continuous traffic, the Tx LED is solid green. If
traffic is slow, the Tx LED may be flashing green.