Filter
Top Products
• Contents
1031484-0001 Revision 2
vii
Appendix B
The Internet and the DW4020 . . . . . . . . . . . . . . . . . . . .71
Internet protocol (IP) and transmission control protocol (TCP) 71
Turbo Intranet™. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
IP addressing and the DW4020 . . . . . . . . . . . . . . . . . . . . . . .72
Private IP addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Types of hosts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Private address space . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Private IP addressing and DW4020 customers . . . . . . . . . . .75
DW4020s provide connections . . . . . . . . . . . . . . . . . . . . . . . . .76
Subnet mask. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76
Appendix C
Installing the DW4020 Manually . . . . . . . . . . . . . . . . . .77
Items needed for installation . . . . . . . . . . . . . . . . . . . . . . . . . . .77
The power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
Assembling the components. . . . . . . . . . . . . . . . . . . . . . . . . .79
Powering up and reading the DW4020 LED display . . . . . . .85
The DW4020 LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86
DW4020 LEDs status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .87
Normal operation, no transmit or receive. . . . . . . . . . . . . . . .87
Normal operation, data being sent and received . . . . . . . . . .88
Problem: receive modem READY LED not on . . . . . . . . . . .88
Transmit modem READY LED not lit. . . . . . . . . . . . . . . . . .90
Gateway LEDs not lit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
Gateway LEDs flash, receive modem READY LED off or
flashing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
LED blinking indicating status codes. . . . . . . . . . . . . . . . . . .92
Ethernet port LEDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94
Communicating with the Gateway through the serial port. . . . .95
Connecting the Gateway and laptop. . . . . . . . . . . . . . . . . . . .95
Configuring Hyperterminal or terminal emulation program .95
Configuring Boot Parameters. . . . . . . . . . . . . . . . . . . . . . . .101
The Installation Menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
Antenna Pointing - Receiver. . . . . . . . . . . . . . . . . . . . . . .104
Antenna Pointing - Transmitter, Manual . . . . . . . . . . . . .106
Antenna Pointing - Transmitter, Automatic . . . . . . . . . . .106
Range value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
Verifying software download. . . . . . . . . . . . . . . . . . . . . . . . . .108
DW4020 status information via the serial port . . . . . . . . . . . .110
Verifying correct DW4020 operation. . . . . . . . . . . . . . . . . . . .110
Displaying traffic statistics. . . . . . . . . . . . . . . . . . . . . . . . . .111
Displaying PEP statistics . . . . . . . . . . . . . . . . . . . . . . . . . . .111
The Final Test Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112