SMSC Relay ActiveX SDK 

SMSC Relay ActiveX SDK library is a ActiveX library for SMS/EMS communication with the SMSC through TCP/IP. Protocols SEMA, CIMD2, UCP and SMPP. Send and receive SMS, EMS, logos, ring-tones, 7-bit text, 8-bit binary data and Unicode (UCS2) messages.
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SMSC Relay VCL SDK 

SMSC Relay VCL SDK library is a VCL library for SMS/EMS communication with the SMSC through TCP/IP. Protocols SEMA, CIMD2, UCP and SMPP. Send and receive SMS, EMS, logos, ring-tones, 7-bit text, 8-bit binary data and Unicode (UCS2) messages.
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CoreAPI SDK 

p Developer's SDK for .NET platform providing Client/Server and Object Persistence functionality. Available in Personal, Professional and Enterprise Editions (from 3 to unlimited number of simultaniously connected clients). /pp
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Network Protocols Map Poster 

All network protocols, All operating systems, All on one chart! A "must have" for all networking professionals! An easy to use training tool for IT students. A unique marketing tool for IT hardware, software and services vendors.
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Socket Workbench 

Socket Workbench is the definitive tool for analysing socket communications that underlie the Internet and several types of inter-process communication.
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