Instructions
UM-0085-B09  DT80 Range User Manual  Page 250 
RG 
Figure 102: PPP Modem Configuration for direct cable connection (Windows XP) 
For a direct RS232 cable connection, ensure that the Maximum speed setting is set to the configured baud rate 
the DT80 serial port in use. For a USB connection this setting is irrelevant. Check that the other settings are as 
shown in Figure 102 , then press OK. 
4.  On Windows XP, select the Networking tab, then press Settings. On Windows Vista/Windows 7, select the 
Options tab then press PPP Settings. This will display the PPP Settings dialog. 
Figure 103: PPP Settings 
Set the options as shown. In particular, disable the Enable software compression option, then press OK. This 
will reduce the time taken to establish a PPP connection. 
5.  On the Networking tab, select the Internet Protocol option (Internet Protocol Version 4 on Windows 7) and 
then click Properties. 
6.  Click Advanced to display the Advanced TCP/IP Settings dialog. 










