PORT - Port Status
Page 4-7
4.2.7 PORT - Port Status
This LED indicates the status of the connection at the TCU.
If at power-on, the LED for any port is:
RED,
the port is disabled.
At power on, all ports are looped back (disabled) until the
module comes out of bypass mode and returns to normal
operations.
cycling between GREEN and RED,
phantom current is present at the disabled port.
The port insertion is being suspended until the module
comes out of bypass mode and returns to normal
operations. When the TRXMIM is ready, the ports will be
switched to their respective rings and all suspended ports
will be inserted into those rings.
If, during normal operation, the LED for a lobe port is:
GREEN,
the port is inserted into its assigned ring.
BLINKING GREEN,
a Token Ring station is phantom linked to the port, but the
port is disabled by management command.
BLINKING RED,
a Speed Fault was detected (a station was trying to insert
into the ring at the wrong ring speed) and the port has been
looped back to prevent mis-insertion and beaconing.
RED,
the port is disabled by management command.
