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Adtran NetVanta 3448 Normal Status Lights

Status LED's For Adtran Netvanta 3448
Rear Panel

Adtran 3448 Back

Light
Status
Description & Suggested Action (Likely Failures in Bold)
STATUS Green (Flashing) The unit is powering up. On power-up the STAT LED flashes rapidly for 5 seconds.
Green (Solid) The power is on and self-test passed.
Red (Solid) The power is on, but the self-test failed or the boot mode (if applicable) code could not be booted.
WAN Unlit No NIM is installed or interface is administratively down.
Green (Solid) The link is up and everything is operational.
Green (Flashing) The port has activity.
Red (Solid) An alarm condition is occurring on the WAN interface or there is a self-test failure.
Amber (Solid) The unit is in test.
DBU Unlit No DIM is installed.
Green (Solid) The DIM is ready. For the ISDN BRI DIM, green solid indicates that the negotiation with the switch is complete.
Green (Flashing) The unit is in dial backup.
Red (Solid) An alarm condition is occurring on the WAN interface or there is a self-test failure.
Amber (Solid) The unit is in test.
ETH1/ETH2 Unlit The port is administratively disabled or does not have a link.
Green (Solid) The port is enabled and the link is up.
Amber (Flashing) The port has activity (transmit or receive).
Red (Solid) The port is enabled but the link is down. // Check your ISP's equipment or the ethernet cable.
SWITCH 1-8 Unlit The port is administratively disabled or does not have link.
Green (Solid) The port is enabled and the link is up.
Amber (Flashing) The port has activity (transmit or receive).

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