Cabletron Systems 2000, Руководство по началу работы, Страница: 49 / 92

SmartSwitch Router 2000 Getting Started Guide 49
Chapter 2: Hardware Installation
Figure 13. Plugging into the SSR 2000’s serial (DB-9 DCE) port
To attach the supplied console cable to the SSR 2000’s DB-9 port:
1. Locate the console cable included with the SSR 2000 chassis. The console cable is a
female to female DB-9 crossover cable that has the following pin assignments:
2. Plug one end of the console cable into the SSR 2000’s DCE DB-9 port.
3. Plug the other end of the console cable into the management console’s DTE port.
2 1
8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1
2000
1000BASE-SX
8 7 6 5 4 3 2 1
10/100BASE-TX
1
3
2
4
CONSOLE
10/100 MGMT
OK
ERR DIAG
HBT
RST
SSR-2-TX SSR-2-SX
10/100BASE-TX 10/100BASE-TX
Tx
Rx
Link
AN
Tx
Rx
Link
AN
SYS
SSR-2
Table 16. DB-9 connector pin assignments
Signal (SSR 2000 port) Pin Signal (management console port)
Unused 1 Unused
TXD (transmit data) 2 RXD (receive data)
a
RXD (receive data) 3 TXD (transmit data)
Unused 4 Unused
GND (ground) 5 GND (ground)
Unused 6 Unused
CTS (clear to send) 7 CTS (clear to send)
RTS (request to send) 8 RTS (request to send)
Unused 9 Unused
a. The left hand column pin assignments are for the male DB-9 connector on the SSR 2000. Thus, pin 2
(TXD or “transmit data”) must emerge on the management console’s end of the connection as RXD
(“receive data”) and so on.