Binary Conversion Table E-1

Appendix E

Binary Conversion Table

This table is provided to help you choose subnet numbers and host numbers for IP and MacIP networks that use subnetting for IP addresses.

Decimal

Binary

Decimal

Binary

Decimal

Binary

Decimal

Binary

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0

32

100000

64

1000000

96

1100000

 

 

 

 

 

 

 

 

1

1

33

1000001

65

1000001

97

1100001

 

 

 

 

 

 

 

 

2

10

34

100010

66

1000010

98

1100010

 

 

 

 

 

 

 

 

3

11

35

100011

67

1000011

99

1100011

 

 

 

 

 

 

 

 

4

100

36

100100

68

1000100

100

1100100

 

 

 

 

 

 

 

 

5

101

37

100101

69

1000101

101

1100101

 

 

 

 

 

 

 

 

6

110

38

100110

70

1000110

102

1100110

 

 

 

 

 

 

 

 

7

111

39

100111

71

1000111

103

1100111

 

 

 

 

 

 

 

 

8

1000

40

101000

72

1001000

104

1101000

 

 

 

 

 

 

 

 

9

1001

41

101001

73

1001001

105

1101001

 

 

 

 

 

 

 

 

10

1010

42

101010

74

1001010

106

1101010

 

 

 

 

 

 

 

 

11

1011

43

101011

75

1001011

107

1101011

 

 

 

 

 

 

 

 

12

1100

44

101100

76

1001100

108

1101100

 

 

 

 

 

 

 

 

13

1101

45

101101

77

1001101

109

1101101

 

 

 

 

 

 

 

 

14

1110

46

101110

78

1001110

110

1101110

 

 

 

 

 

 

 

 

15

1111

47

101111

79

1001111

111

1101111

 

 

 

 

 

 

 

 

16

10000

48

110000

80

1010000

112

1110000

 

 

 

 

 

 

 

 

17

10001

49

110001

81

1010001

113

1110001

 

 

 

 

 

 

 

 

18

10010

50

110010

82

1010010

114

1110010

 

 

 

 

 

 

 

 

19

10011

51

110011

83

1010011

115

1110011

 

 

 

 

 

 

 

 

20

10100

52

110100

84

1010100

116

1110100

 

 

 

 

 

 

 

 

21

10101

53

110101

85

1010101

117

1110101

 

 

 

 

 

 

 

 

22

10110

54

110110

86

1010110

118

1110110

 

 

 

 

 

 

 

 

23

10111

55

110111

87

1010111

119

1110111

 

 

 

 

 

 

 

 

24

11000

56

111000

88

1011000

120

1111000

 

 

 

 

 

 

 

 

25

11001

57

111001

89

1011001

121

1111001

 

 

 

 

 

 

 

 

26

11010

58

111010

90

1011010

122

1111010

 

 

 

 

 

 

 

 

27

11011

59

111011

91

1011011

123

1111011

 

 

 

 

 

 

 

 

28

11100

60

111100

92

1011100

124

1111100

 

 

 

 

 

 

 

 

29

11101

61

111101

93

1011101

125

1111101

 

 

 

 

 

 

 

 

30

11110

62

111110

94

1011110

126

1111110

 

 

 

 

 

 

 

 

31

11111

63

111111

95

1011111

127

1111111

 

 

 

 

 

 

 

 

Page 251
Image 251
Netopia R2121 manual Appendix E Binary Conversion Table

R2121 specifications

The Netopia R2121 is a powerful and versatile router designed for both home and office environments, providing seamless connectivity and robust performance for various networking needs. This device offers a range of features and technologies that cater to the demands of modern users seeking reliable internet access, speed, and security.

One of the standout characteristics of the Netopia R2121 is its dual-band technology, which operates on both the 2.4 GHz and 5 GHz frequency bands. This capability allows users to enjoy faster speeds and less interference, as the 5 GHz band is typically less congested than the traditional 2.4 GHz band. With the ability to support multiple devices simultaneously, the R2121 ensures that users can stream videos, play online games, and conduct video conferences without experiencing lag or connectivity issues.

The router is equipped with advanced security features, including WPA3 encryption, which provides enhanced protection against unauthorized access and data breaches. The R2121 also supports a robust firewall system that guards against external threats, ensuring that the user's network remains secure. Additionally, the router includes parental controls, allowing users to manage and restrict internet access for specific devices or set time limits for usage, making it an excellent choice for families.

Another significant advantage of the Netopia R2121 is its extensive coverage area. With high-gain antennas and advanced beamforming technology, the router can deliver strong and stable Wi-Fi signals even in larger homes or office spaces. This technology focuses the Wi-Fi signal directly toward connected devices, minimizing dead zones and improving overall connectivity.

The R2121 also supports both IPv4 and IPv6, ensuring compatibility with current and future internet technologies. This forward-thinking design makes it a future-proof solution for users looking to invest in a reliable router.

In terms of setup and management, the Netopia R2121 features a user-friendly web interface that allows users to easily customize settings, monitor network performance, and manage connected devices. The inclusion of mobile app support further enhances the user experience, enabling remote monitoring and control of the network from anywhere.

Overall, the Netopia R2121 stands out as a robust and reliable router that combines advanced features, enhanced security, and excellent performance, making it an ideal choice for home and business users alike. With its focus on delivering seamless connectivity and comprehensive management options, the R2121 is well-suited for today's connected lifestyles.