METRObility Optical Systems 8124-01-M - Manual (Page 32)

32 CenturyStack 8100 Managed Hub
Module 8102-03-X
Module 8102-03-X provides a two port internal bridge for bridging
10Mbps and 100Mbps segments or 100BASE-FX distance extender with
SC type connectors for fiber cable. The internal bridge must be enabled
with on board jumpers before installation. The external distance extender is
enabled by default. Module flow-control (backpressure) can be enabled or
disabled by setting the on board jumpers before installation.
The default settings are as follows:
• Bridge Function setting: Internal disabled (Default)
• Backpressure setting: Disabled (Default)
Module 8102-03-X Bridge Jumpers
The default jumper setting of the Module 8102-03-X is internal bridge
disabled. To enable the internal bridge and disable the external bridge
change the jumpers (JP2~JP17) from 2&3 to 1&2.
Jumpers JP2~JP17
•
1&2 connected = internal bridge is enabled
• 2&3 connected = external bridge is enabled (Default)
8102-03-X Duplex Jumper
When the Module 8102-03-X internal bridge is enabled, the duplex jumper
should be set to Half Duplex.
Jumper JP1
•
1&2 = half-dulex enabled
• 2&3 = full-duplex enabled
Module 8102-03-X Backpressure Jumpers
The default jumper setting for backpressure is disabled. To enable the
backpressure function, change JP19 jumper to 2&3.
Jumper JP19
•
1&2 = disabled (Default)
• 2&3 = enabled
3 Ports
Switch Module
FDX
COL
LINK
TX
RX
2