1-6 FastHub 116T Installation Guide
Front Panel Description
Port Mode LED
The port mode LED indicates the STA T (port status), UTL (bandwidth utilization), and ID
(unit identification) modes.
Note Port 16 (the uplink port) uses the port 16x LED.
STAT Mode
In port status mode, port LEDs show individual port status (see Table1-5).
Table1-5 Port Status LED Description
1.This indication remains until the link fault is corrected. Possible causes are autopartition, jabber,
and isolated (carrier integrity error). Note that this state should not be confused with the “no link
status” (link down) indication where the link is not operational.
Color Port Status
Off No link (link down).
Green Link operational (with no activity).
Flashing green Link operational (with activity).
Rapidly alternating green/amber Faulty link1.
Alternating green/amber FastHub reset in progress.