Справочник Пользователя для Cabletron Systems 9C300-1
3-7
Out-of-Band Management
COM1 and COM2 Ports
The 9C300-1 Environmental Module front panel has two RJ-45 communication
ports for RS-232 serial communication to and from the MMAC-Plus. Figure 3-5
illustrates a single RJ-45 communication port connector. COM1 and COM2 can be
configured to run the Serial Line Internet Protocol (SLIP), Point-to-Point Protocol
(PPP), Local Management via a terminal or modem connection, or monitor an
American Power Conversion Smart UPS. Refer to the Local Management Manual
for detailed information on configuring the COM1 or COM2 port.
ports for RS-232 serial communication to and from the MMAC-Plus. Figure 3-5
illustrates a single RJ-45 communication port connector. COM1 and COM2 can be
configured to run the Serial Line Internet Protocol (SLIP), Point-to-Point Protocol
(PPP), Local Management via a terminal or modem connection, or monitor an
American Power Conversion Smart UPS. Refer to the Local Management Manual
for detailed information on configuring the COM1 or COM2 port.
Figure 3-5. RJ-45 Communication Port Connector
Table 3-6. Pinout Connections RJ-45 Communication Port Connector
Pin
Description
1
TRANSMIT
2
DATA CARRIER DETECT
3
DATASET READY
4
RECEIVE
5
SIGNAL GROUND
6
DATA TERMINAL READY
7
REQUEST TO SEND
8
CLEAR TO SEND
Pin 1