Introduction to Networking for NonStop S-Series Servers
HP NonStop S-Series Systems Network Architecture 
(SNA) Network Connections
Introduction to Networking for HP NonStop S-Series Servers—520670-005
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SNA Application Example
SNA Application Example
Figure 7-6 is an application example of a retail chain that has thousands of SNA point-
of-sale (POS) terminals. The terminals in each store are controlled by an IBM 3651 
store controller.
The company has connected the 3651 controllers to a network of NonStop S-series 
servers and other HP NonStop servers running SNAX/XF. Through SNAX/XF, POS 
applications (such as credit and check-authorization applications) running in the 
Expand network can be used from the SNA POS terminals. Applications on the 
NonStop servers also collect and forward a variety of labor and sales data from the 
SNA terminals to an IBM mainframe at corporate headquarters.
In addition to the POS and store support applications, the NonStop servers support 
such applications as inventory control, materials handling, and shipping. For the 
retailer, the NonStop servers provide the benefits of reliability, convenient growth and 
reconfiguration, and integration with the SNA network and its applications.
Figure 7-6. SNA Application Example
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