Appendix B Connecting a Modem to the GSS 4490 Console Port
Configuring a Modem
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Cisco Global Site Selector 4490 Hardware Installation Guide
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Configuring a Modem
You must configure the modem before you can connect it to the GSS 4490. You
can connect the modem to a terminal or a PC using a terminal e mulation program,
such as Hyperterminal. If you connect the modem t o the COM port on a PC, you
need the following cable and connectors:
•RJ-45-to-RJ-45 rolled cable
•RJ-45-to-DB-25 modem adapter
•DB-9-to-RJ-45 terminal adapter
Figure B-1 shows the pin number assignments for the 9-pin, male D-shell console
port connector on the back of the GSS 4490. These pin number assignments
conform to the industry standard.
Figure B-1 Console Port Connector
Tabl e B-1 connector pinouts for t he GSS 4490 console port.
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TableB-1 Console Port Connector Pinouts
Pin Number Signal Name
1 DCD (Data Carrier Detect)
2 RD (Receive Data)
3 TD (Transmit Data)
4 DTR (Data Terminal Ready)
5 SG (Signal Ground)
6 DSR (Data Set Ready)
7RTS (Request to Send)
8 CTS (Clear to Send)
9 RI (Ring Indicator)