3com 3C17501 Manual Do Utilizador
8
C
HAPTER
1: S
WITCH
8800 C
OMPONENTS
Console Port
The console port is connected to the configuration terminal using an RJ-45
connector. You can use the console port for system debugging, configuration,
maintenance, management, and loading application files.
connector. You can use the console port for system debugging, configuration,
maintenance, management, and loading application files.
The console port can also be connected to a modem for functions such as remote
system debugging, configuration, maintenance, and management. You can
configure the baud rate on the console port.
system debugging, configuration, maintenance, and management. You can
configure the baud rate on the console port.
Table 8 lists console port specifications.
AUX (Modem) Port
The AUX port uses an RJ-45 connector and serves as a backup port for the console
port to connect a background terminal or a modem for remote system debugging,
configuration, maintenance, and management. Table 9 lists AUX port
specifications.
port to connect a background terminal or a modem for remote system debugging,
configuration, maintenance, and management. Table 9 lists AUX port
specifications.
Module LEDs
The module LEDs show the status of the I/O modules, as described in Table 10.
Table 8 Console Port Specifications
Specification
Description
Port connector
RJ-45
Port standard
Asynchronous EIA/TIA-232
Baud rate
9600 bps (by default)
Transmission distance
15 m (45 ft)
Services
Connects with character terminal
Connects with local or remote PC serial port and runs terminal
emulation on a PC (a pair of modems are required for a
remote connection)
emulation on a PC (a pair of modems are required for a
remote connection)
Table 9 AUX Port Specifications
Specification
Description
Connector
RJ-45
Standard
Asynchronous EIA/TIA-232
Functionality
Connects a serial port of a PC (through a Modem pair for a
remote PC) and runs terminal emulation on the PC.
remote PC) and runs terminal emulation on the PC.
Table 10 I/O Module LEDs
LED
Status description
RUN
Green or off — The module failed or has not been inserted.
Green flashing, slow — The module is working normally.
Green flashing, fast — The module is booting or is not
registered successfully.
registered successfully.
ALM
Off — The module is working normally or has not been
inserted.
inserted.
Red or red flashing — The module failed or is not working
normally.
normally.