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Table Of Contents  CertiGuide to Network+
 9  Chapter 0111: Wide Area Networking
      9  III  Individual Dial Up Remote Access

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Default Port Settings

Recall from A+ that I/O devices generally have an associated I/O address and IRQ. The default settings for the COM ports available on a PC are:

Table 10: Default COM Port Settings

Port

I/O Address

IRQ (Interrupt Request)

Com 1

3f8

4

Com 2

2f8

3

Com 3

3e8

4

Com 4

2e8

3


Know Serial Port Default Settings!

Default settings
for serial ports should be considered valid test questions for the
NETWORK+ test.

Think 3232 FFEE



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