Appendix F: SMB-200/2000 Cables and Connectors
Ethernet Connectors
SmartBits System Reference 233
Ethernet Connectors
GX-1421A Connectors
The GX-1421A has one female 80-pin connector. The DUT should have the
corresponding 80-pin female connector, and is connected to the GX-1421A by using the
12-inch cables that is supplied and recommended by Spirent Communications.
Table 1 on page 234 shows the 80-pin connector pin assignment for SMII and RMII. Input
and output are identified in the left column as I and O respectively.