All Networking numericals Wbut

Example 1

Change the following IP address from binary notation to dotted-decimal notation.

10000001  00001011   00001011 11101111

Solution

129.11.11.239

Example 2

Change the following IP address from dotted-decimal notation to binary notation. 111.56.45.78

Solution

01101111  00111000  00101101  01001110

Example 3

Find the error, if any, in the following IP address:

111.56.045.78

Solution

There are no leading zeroes in dotted-decimal notation (045).

Example 4

Find the error, if any, in the following IP address:

75.45.301.14

Solution

In dotted-decimal notation, each number Is less than or equal to 255; 301 is

outside this range.

Example 5

Change the following IP addresses from binary notation to hexadecimal notation.

10000001  00001011   00001011 11101111

Solution

0X810B0BEF  or    810B0BEF₁₆