2 interfaces, 21 j7 & j12 fast ethernet, Figure 3.21 rj45 pinout – Inova High Performance CPU board ICP-PII User Manual
Page 46: Table 3.21 ethernet connector signals, 2 interfaces -12, 21 j7 & j12 fast ethernet -12, Interfaces, Icp-piii 3.2 interfaces, 81 activity link