- Accelerometer
- Access Method
- Advanced Technology Attachment
- All-In-One Printer
- Angry Fruit Salad
- Auxiliary Port
- Berg Connector
- Body Area Network
- Boundary Scan
- Centronics Interface
- Collision Detection
- Communication Streaming Architecture
- Computer Port
- Connection-Oriented Service
- Control Plane
- Converged Network Adapter
- Daisy Chain
- Data Access Arrangement
- Data Acquisition Hardware
- Data Plane
- DB-15
- DB-25
- DB-50
- DB-68
- DB-9
- Default Gateway
- Dial-on-Demand Routing
- Dial-Up Connection
- DIN Connector
- DIN-8 Connector
- Disk Cloning
- DisplayPort
- DOS Command Prompt
- Drive Bay
- D-Shell Connector
- Dual-Ring Topology
- Edge Router
- Endpoint Identifier
- Enhanced Integrated Drive Electronics
- Enhanced Parallel Port
- Enterprise Systems Connection
- Ephemeral Port
- Ethernet Adapter
- Event
- Expansion Port
- Expansion Slot
- ExpressCard
- Extended Capabilities Port
- Extended Industry Standard Architecture
- External Serial Advanced Technology Attachment
- Fabric Port
- Fax Modem
- Fax Over Internet Protocol
- Fiber Channel over Internet Protocol
- Fiber Pigtail
- Frame Grabber
- Game Port
- Generic Port
- Geoport
- Hard Disk Controller
- Hardware Abstraction Layer
- Hardware Handshaking
- Hayes-Compatible Modem
- Headless Computer
- Heartbeat Cable
- High Performance Parallel Interface
- High-Definition Multimedia Interface
- IEEE 1284 Parallel Interface Standard
- IEEE 1394 Interface
- Inbound Filters
- Industry Standard Architecture Bus
- Input Device
- Integrated Drive Electronics
- Internet Exchange Point
- Internet Small Computer Systems Interface
- Internetworking
- Legacy-Free PC
- LEMO Connector
- Lights-Out Management
- Line In
- LocalTalk
- Logical Link Control
- Loop Capable Fabric Port
- Loopback Plug
- Medium Dependent Interface
- Medium Dependent Interface Crossover
- Mesh Networking
- Micro Secure Digital Slot
- Molex
- Monitor Port
- Multifunction Peripheral
- Network Interface Device
- Network Mapping
- Network on a Chip
- Network Port
- Nickel-Cadmium Battery
- Node Port
- Nubus
- Null Modem
- Null-Modem Cable
- Parallel Port
- Passive File Transfer Protocol
- Patch Panel
- PC Card
- PCI Slot
- Pinout
- Plenum Cable
- Port Knocking
- Port Mapper
- Port Mirroring
- Port Replicator
- Port Scanning
- Port Triggering
- Portability
- Porting
- Port-to-Application Mapping
- Primary Server
- Printer Cable
- Public Safety Answering Point
- Ribbon Cable
- RS-485
- Safe High Voltage Connector
- SCSI Termination
- SCSI-2
- SCSI-5
- Serial Advanced Technology Attachment
- Serial Advanced Technology Attachment II
- Serial Communication
- Serial Interface
- Serial Server
- Serial Storage Architecture
- Single Connector Attachment
- SMS Gateway
- Socket 370
- Sony/Philips Digital Interface
- ST-506 Interface
- Standard Parallel Port
- Switching
- Terminal Server
- Thunderbolt
- Tilde
- Unicast Address
- Universal Asynchronous Receiver/Transmitter
- Universal Serial Bus 2.0
- Universal Serial Bus 3.0
- USB Connector
- USB Flash Drive
- VGA Cable
- Virtual Server Facility
- Virtual Teletype
- Wireless Universal Serial Bus (Wireless USB)
- XJACK
- XLR Connector
- XON/XOFF
