IMC Networks IE-IMCV-T1-MUX/4 - Manual (Page 12)

8
SFP Ports
or
One model offers two SFP (A and B) ports for 1+1 protection; a
second model offers one SFP without protection.
ACT:
• Glows green when the SFP port is the active receive line.
• OFF when the SFP is not the receive line
• Glows red+green when the SFP port is manually forced to
be the active receive line
LNK:
• Glows green when there is a valid link
• Glows red when a loss of optical signal occur, LOF, or with
continuous optical bit errors
RAI:
• Off when no remote defects are detected
• Glows red+green when remote LOS or BER detected
MSA:
• Off when no SFP is installed in the port
• Glows green when no SFP alarms are detected
• Glows red+green when SFP alarms or defects are detected
at remote end
• Glows red when SFP alarms or misconfigurations are
detected locally, i.e., when the SFP is missing, or when SFP
speed is not at 155Mbps