D-Link DES-3326SR User Manual page 76

DES-3326SR Layer 3 Fast Ethernet Switch User's Guide
# of Subnet Mask CID
Bits R
Nota
tion
2 255.192.0.0 /10
3 255.224.0.0 /11
4 255.240.0.0 /12
5 255.248.0.0 /13
6 255.252.0.0 /14
7 255.254.0.0 /15
8 255.255.0.0 /16
9 255.255.128.0 /17
10 255.255.192.0 /18
11 255.255.224.0 /19
12 255.255.240.0 /20
13 255.255.248.0 /21
14 255.255.252.0 /22
15 255.255.254.0 /23
16 255.255.255.0 /24
17 255.255.255.1 /25
28
18 255.255.255.1 /26
92
19 255.255.255.2 /27
24
20 255.255.255.2 /28
40
21 255.255.255.2 /29
48
22 255.255.255.2 /30
52
Table 5-9. Class A Subnet Masks
# of # of Total Hosts
Subnets Hosts
2 419430 8388604
2
6 209715 12582900
0
14 104857 14680036
4
30 524286 15728580
62 262142 16252804
126 131070 16514820
254 65534 16645636
510 32766 16710660
1022 16382 16742404
2046 8190 16756740
4094 4094 16760836
8190 2046 16756740
16382 1022 16742404
32766 510 16710660
65534 254 16645636
131070 126 16514820
262142 62 16252804
525286 30 15728580
104857 14 14680036
4
209715 6 12582900
0
419430 2 8388604
2
64