Introduction to Networking for NonStop S-Series Servers
TCP/IP Network Connections
Introduction to Networking for HP NonStop S-Series Servers—520670-005
10-8
Parallel Library TCP/IP Architecture and Features
Parallel Library TCP/IP Architecture and Features
Parallel Library TCP/IP is a NonStop TCP/IP product that provides increased 
performance and scalability. Parallel Library TCP/IP coexists with NonStop TCP/IP on 
NonStop S-series servers. Parallel Library TCP/IP supports Ethernet 4 ServerNet 
adapters (E4SAs), Fast Ethernet ServerNet adapters (FESAs), Gigabit Ethernet 
ServerNet adapters (GESAs), and Gigabit Ethernet 4-port ServerNet adapters 
(G4SAs).
Parallel Library TCP/IP takes advantage of the NonStop S-Series server architecture, 
which makes it possible for all processors in a system to access an adapter. Parallel 
Library TCP/IP uses the communications adapter and the ServerNet cloud to route 
packets directly to the processor containing the application. By directly routing packets 
Figure 10-2.  NonStop TCP/IP Application Example
Geographic
Maps
File
Server
Display Application
Shows Current
Location Data
Overlaid on Maps
Location Data
on Trucks,
Cargo, Destination
Ethernet LAN
UNIX
Workstations
with TCP/IP and
Sockets Interface
Maps
Sockets
Application
NonStop
SQL/MP
TCP/IP
SLSA
File
Server
Ethernet LAN
VST039.vsd
SQL
Database
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