Allied Telesis AT-MMC200/LC, Installation Manual

Page: 33 / 66

MMC2000/200 Series Mini Switching Media Converter Installation Guide
33
Media
Converters in
Pairs in SML
Mode
Following are example scenarios with media converters in pairs in the
SML mode, connected back-to-back or in the bookend mode.
Figure 20 shows media converter and its LINK/ACT LED behavior in the
SML mode under normal conditions.
Figure 20. SML in Normal Condition with Two Media Converters
Figure 21 shows media converter and its LINK/ACT LED behavior in the
SML mode with a copper connection down between a media converter
and an end node.
Figure 21. SML with Copper Connection to End Node Down
Figure 22 shows media converter and its LINK/ACT LED behavior in the
SML mode with a fiber connection down between two media converters.
Figure 22. SML with Fiber Connection Between Media Converters Down
AT-MMC2000
Fiber Cable
End Node
Link LED On
End Node
Link LED On
AT-MMC2000
Copper Cable Copper Cable
Copper
LINK/ACT
LED
On
Fiber
LINK/ACT
LED
On
Fiber
LINK/ACT
LED
On
Copper
LINK/ACT
LED
On
AT-MMC2000
End Node
Link LED Off
End Node
Link LED Off
AT-MMC2000
Fiber Cable Copper Cable Copper Cable
Copper
LINK/ACT
LED
Off
Fiber
LINK/ACT
LED
Blinking
Fiber
LINK/ACT
LED
Blinking
Copper
LINK/ACT
LED
Blinking
AT-MMC2000
End Node
Link LED Off
End Node
Link LED Off
AT-MMC2000
Fiber Cable Copper Cable Copper Cable
Copper
LINK/ACT
LED
Blinking
Fiber
LINK/ACT
LED
Off
Fiber
LINK/ACT
LED
Off
Copper
LINK/ACT
LED
Blinking