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Text File  |  1990-03-10  |  639b  |  24 lines
  1.  
  2.  
  3.      +-------------+
  4.      |           |
  5.      |     Radios    |
  6.      |           |
  7.      +-------------+           Named with port numbers seen in P command
  8.         |               IRQ and Port Address
  9.         | <--------- Hardware: RS-232 Cable
  10.         |               KISS protocol data
  11.      +-------------+           Many users per port
  12.      |           |
  13.      |     Switch    |
  14.      |           |
  15.      +-------------+           Named with "COM" port number
  16.         |               Named with MailBox port letter
  17.         | <--------- Software: One user per port
  18.         |               Any radio on any port
  19.      +-------------+           "Virtual tnc"
  20.      |           |
  21.      |     MailBox   |
  22.      |           |
  23.      +-------------+
  24.