iRBX6GF User’s Manual
UM-iRBX6GF-4.5.1-EN.docx
Pages 14 of 119
Table 8 – 10/100 Base-T(X) MDI/MDI- X Pin Assignments
Pin Number
M DI port
M DI-X port
1
TD+(transmit)
RD+(receive)
2
TD-(transmit)
RD-(receive)
3
RD+(receive)
TD+(transmit)
4
Not used
Not used
5
Not used
Not used
6
RD-(receive)
TD-(transmit)
7
Not used
Not used
8
Not used
Not used
Table 9 – 1000 Base-T MDI/MDI- X Pin Assignments
Pin Number
M DI port
M DI-X port
1
BI_DA+
BI_DB+
2
BI_DA-
BI_DB-
3
BI_DB+
BI_DA+
4
BI_DC+
BI_DD+
5
BI_DC-
BI_DD-
6
BI_DB-
BI_DA-
7
BI_DD+
BI_DC+
8
BI_DD-
BI_DC-
Note:
“+” and “-” signs represent the polarity of the wires that make up each wire pair.
4.2
SFP
The switch comes with fiber optical ports that can connect to other devices using SFP modules. The
fiber optical ports are multi-mode or single-mode with LC connectors. Remember that the TX port
of Switch A should be connected to the RX port of Switch B.
Switch A
Switch B
Fiber