Installation Guide

Table Of Contents
Figure 455: Null-Modem Cable Pinouts
Figure 456 shows the pinouts for a 9-pin to 9-pin (PC-AT) null-modem serial cable.
Figure 456: PC-AT Serial Null-modem Cable Pinouts
Table 526 shows the pinouts for the RJ45 console port on the ExtremeSwitching switches.
Table 526: RJ45 Console Port on Switch
Function Pin Number Direction
CTS (clear to send) 1 In
DTR (data carrier detect) 2 Out
TXD (transmit data) 3 Out
GND (ground) 4
GND (ground) 5
Console Connector Pinouts Technical Specifications
654 Summit Family Hardware Installation Guide