What does the information that is listed for each connector mean? See the tutorial.

Serial

• Apple 300/1200 Modem
• Apple Duo Dock Modem Adapter Card
• Apple ImageWriter Serial
• Apple LaserWriter AppleTalk
• Apple LaserWriter Serial
• Apple Macintosh XL Serial A
• Apple Macintosh XL Serial B
• AppleLine RS232
• C64 Serial I/O
• Cisco Console Port
• CoCo Serial Printer
• Conrad Electronics MM3610D
• DEC DLV11-J Serial
• DEC Dual RS-232
• DEC MMJ
• EIA-449 (RS-449)
• EIA-449 (RS-449) Secondary
• EIA530 (RS530)
• HP 4S Scanner
• HP48/HP95
• ITU-TSS V.35
• ITU-TSS X.21
• Lowrance AirMap 100, GlobalMap 100, GlobalNav 12, GlobalNav 200, GlobalNav 212
• Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport
• Lowrance GlobalNav 310
• MIDI In
• MIDI Out
• Macintosh RS-422
• Macintosh Serial
• Minuteman UPS
• RS-232D
• RS232
• RS366
• RS422 37pin
• RS422 9pin
• RocketPort Serialport
• SUN LX/Classic/SS4/5/10/20 Serial Port
• Serial (15)
• Serial (Amiga 1000)
• Serial (Amiga)
• Serial (MSX)
• Serial (PC 25)
• Serial (PC 9)
• Serial (Printer)
• Serial (SGI MiniDIN)
• Serial (SUN)