Figure 57: Null-Modem Cable Pinouts
Figure 58 shows the pinouts for a 9-pin to 9-pin (PC-AT) null-modem serial cable.
Figure 58: PC-AT Serial Null-modem Cable Pinouts
Table 50 shows the pinouts for the RJ45 console port on the ExtremeSwitching switches.
Table 50: RJ45 Console Port on Switch
Function Pin Number Direction
RTS (request to send) 1 Out
DTR (data carrier detect) 2 Out
TXD (transmit data) 3 Out
GND (ground) 4 —
GND (ground) 5 —
Console Connector Pinouts Technical Specifications
100 ExtremeSwitching 5720 Series Hardware Installation Guide
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