Arista DCS-7020TR-48, Быстрый старт

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Chapter 4: Cabling the Switch Connecting Serial and Management Cables
Quick Start Guide: 7000 Series 1 RU-Gen 3 Data Center Switches 23
4.3 Connecting Serial and Management Cables
The accessory kit includes the following cables:
• RJ-45 to DB-9 serial adapter cable.
• RJ-45 Ethernet cable.
Table 4-1 lists the pin connections of the RJ-45 to DB-9 adapter cable.
Note RJ-45 to DB-9 connections: Models with management ports on the rear panel short RJ-45 pin 1 (RTS)
to RJ-45 pin 8 (CTS). RJ-45 pins 2 (DTR) and RJ-45 pin 7 (DSR) are not electrically connected to
anything.
For most models, the front panel contains the console, management, and USB ports. Figure 4-7
displays the ports on the front panel of the DCS-7050QX-32S switch. Figure 4-8 displays the ports on
rear panel of the DCS-7280SR-48C6 switch. Appendix C and Appendix D display the front and rear
panels of all switches covered by this guide.
Figure 4-7: Front Panel Ports
Table 4-1 RJ-45 to DB-9 Connections
RJ-45 DB-9 RJ-45 DB-9
RTS 1 8 CTS GND 5 5 GND
DTR 2 6 DSR RXD 6 3 TXD
TXD 3 2 RXD DSR 7 4 DTR
GND 4 5 GND CTS 8 7 RTS
USB Port
Console (Serial) Port
Ethernet Management Port