Lantronix 900-422 User Manual

Page of 116
Chapter 4: XPress DR+W 
 XPress DR+ User Guide 
29 
connected to it. The combination of the XPress DR+W, a PC, and Lantronix’s Com Port 
Redirector software allows the PC to communicate directly to the wireless unit’s serial 
devices, providing wireless serial tunneling. Com Port Redirector is available on the 
product CD and the Lantronix web site (
www.lantronix.com
). 
Ad Hoc Network 
Figure 4-2. Ad Hoc Network Example 
 
 
In the example above, the AP is not present. The PC makes a direct wireless connection 
with the XPress DR+W to manage serial devices. Without an AP, it is a peer-to-peer 
relationship. 
Serial Tunneling – Infrastructure 
Figure 4-3. Serial Tunneling Infrastructure Example 
MARCOM IS FIXING