System information
User’s Manual  Chapter 2 Installation and Operation 
Optimux-34 Ver. 2.81  Using the Graphical User Interface (GUI)  2-13 
Name  Color  LED On  LED Off  Blinking 
Sync Loss B  Red  Signal Loss detected on 
the main link 
  If the following 
conditions occur at the 
same time: 
•  Redundancy mode is 
defined as Manual 
•  Link B is defined as 
the main link. 
•  Link B is OK (no 
Signal Loss or AIS) 
•  Link A is active. 
AIS B  Yellow  AIS is detected on the 
main link. 
MNG-ETH: 
100 
Green  100M mode  10M mode   
MNG-ETH: 
Link/Act 
Yellow  Management Ethernet 
link is up 
Management Ethernet 
link is down 
Management Ethernet 
link is up and the Rx/Tx 
frames are transmitted 
USER-ETH: 
100 
Green  100M mode  10M mode   
USER-ETH: 
Link/Act 
Yellow  User Ethernet link is up  Data Ethernet link is 
down 
User Ethernet link is up 
and Rx/Tx frames are 
transmitted 
Sync Loss 
on E1 ports 
Red  Signal Loss is detected 
on the respective E1 
port 
Port not in use or the 
port is not physically 
connected 
AIS on E1 
ports 
Yellow  AIS is detected on 
respective E1 port 










