[1] Digitaler Signal-Prozessor - Chip zur Bearbeitung digitaler Signale (Motorola 56001 u.a.)

[2] Directory System Protocol; siehe X.500

[3] Display System Protocol (IBM)

[4] Domain Specific Part (bei 1.)-Netzwerkschichten, ISO7498)

[5] Digital Signal Processing

[6] Distributed Switchung Unit

[7] Defense Support Program (USAF/NRO)

[8] Drive Slave Present.