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9. Serial Port Reference

This is to help clear up some of the confusion for the difference of serial ports naming in the 2.0.X over the 2.2.x kernels, so below is a simple reference sheet to help you figure this out.

        Com Port in Dos      Serial Port 2.0.X          Serial Port 2.2.X
        _________________________________________________________ ________
        Com 1                   /dev/cua0               /dev/ttyS0
        Com 2                   /dev/cua1               /dev/ttyS1
        Com 3                   /dev/cua2               /dev/ttyS2
        Com 4                   /dev/cua3               /dev/ttyS3
 

Will Harris, Red Hat, Inc. April, 1999