Ethernet Line Card Activity Led States; Checking The Card-Level Leds On The Optical (Atm) Line Card - Cisco ASR 5000 Series Installation Manual

▀ Verifying the Installation

Ethernet Line Card Activity LED States

The Activity LEDs are associated with a particular network interface on the Ethernet line cards. The LEDs are
illuminated steady green when data is being transmitted or received on the network link.
If the LED is not green, use the troubleshooting information in the following table to diagnose the problem.
Important:
normal and does not indicate any current network link or data transfer status. The line card has not yet been initialized
and placed into a stable operational state by the system.
Table 68. Ethernet Line Card Activity LED States
Color Description
Flashing Green Traffic is present on the link
None No traffic is present on the link

Checking the Card-Level LEDs on the Optical (ATM) Line Card

Each Optical (ATM) line card (OLC2) is equipped with card-level status LEDs:
 Run/Fail
 Active
 Standby
The location of these LEDs is displayed in the figure below and the various states are described in the following three
tables.
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During system startup, some Link and/or Activity LEDs may momentarily illuminate. This activity is
Troubleshooting
None needed.
None needed if there is no activity on the link. Prior to configuration,
this is normal operation.
Applying Power and Verifying the Installation