Appendix I. Numeric Reference Tables

This appendix provides several useful reference tables that list numbers used throughout this book.

Table I-1 provides a decimal-to-binary cross-reference, useful when you are converting from decimal to binary, and vice versa.

Table I-1 Decimal-to-Binary Cross-Reference, Decimal Values 0–255

Table I-2 provides a hexadecimal-to-binary cross-reference, useful when you are converting from hex to binary, and vice versa.

Table I-2 Hex-to-Binary Cross-Reference

Table I-3 shows the powers of 2, from 2¹ through 2³².

Table I-3 Powers of 2

Finally, Table I-4 lists all 33 possible subnet masks, in all three formats.

Table I-4 All Subnet Masks