Dell PowerConnect J-EX4500, Hardware Manual

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NOTE: You must set the serial port to the fixed speed so that the modem
will not adjust the serial port speed to the negotiated line speed.
10.
To save the new modem settings, type
at&w0
at the prompt. Press Enter.
The modem sends an OK message. The modem is now ready to be connected to the
switch.
Connecting the Modem to the Console Port
The console port on every J-EX Series switch accepts a cable with an RJ-45 connector.
Figure 49 on page 108 shows the RJ-45 connector of the Ethernet cable supplied with the
switch.
Figure 49: Ethernet Cable Connector
NOTE: If your laptop or PC does not have a DB-9 male connector pin and you
want to connect your laptop or PC directly to the switch, use a combination
of the RJ-45-to-DB-9 female adapter supplied with the switch and a
USB-to-DB-9 male adapter. You must provide the USB-to-DB-9 male adapter.
NOTE: Most modems have an RS-232 DB-25 connector. You must separately
purchase an adapter to connect your modem to the RJ-45-to-DB-9 adapter
and Ethernet cable supplied with the switch.
To connect a modem to the console port:
1.
Turn off power to the switch.
2.
Turn off power to the modem.
3.
Connect one end of the cable to the console port (labeled
CON
or
CONSOLE
) on the
switch.
For the location of the console port, see “Front Panel of a J-EX4500 Switch” on page 8.
4.
Connect the other end of the cable to the RJ-45-to-DB-9 serial port adapter supplied
with your switch.
5.
Connect the serial port adapter to the DB-9-female-to-DB-25-male adapter or other
adapter appropriate for your modem.
6.
Plug the modem adapter into the DB-25 connector on the modem.
7.
Connect one end of the phone cable to the modem and the other end to your telephone
network.
108
Dell PowerConnect J-Series J-EX4500 Ethernet Switch Hardware Guide