2 link loss forwarding – CANOGA PERKINS 9145E Ethernet Network Interface Device Hardware User Manual

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Troubleshooting

9145E Ethernet Network Interface Device User’s Manual

Fault Conditions

33

Table 5-2. User, Network, and Multipurpose Port LED Indications

5.2.2 Link Loss Forwarding

When Link Loss Forwarding (LLF) is enabled, a fault on one side of the 9145E propagates to the
other side to notify that device and stops signal transmission (see Figure 5-2). Set the LLF prop-
agation to User to Network, Network to User, or both directions. Set this in the User Interface at
the Functional Configuration screen (reference 6913303, 9145E NID Software Users Manual).

LED Name

State

Condition

SPD

Off

10BaseT

Auto

Connector Not Selected

Green

1000BaseT

Amber

100BaseT

System Test

Red

Remote Fault (SFP Only)

Blinking Red

Invalid/Unsupported SFP installed (SFP Only)

Slow Blinking Green* Connector Selected with No Link

LNK/ACT

Off

No link

No transmit or receive activity

Green

Link on with full duplex

Blinking Green

Transmission or receiving activity with full duplex

Amber

System test

Link up with half duplex

Blinking Amber

Transmission or receiving activity with half duplex

Red

Port Disabled

LLF

Blinking Red

No Link, but transmitting OAM packets in unidirectional mode

* Slow Blinking Green means the LED toggles between OFF and GREEN approximately once per

second.

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