Internet Protocols - D-Link DES-3250TG User Manual

Internet Protocols

This is a brief introduction to the suite of Internet Protocols frequently referred to as TCP/IP. It is
intended to give the reader a reasonable understanding of the available facilities and some familiarity
with terminology. It is not intended to be a complete description.
D-Link DES-3250TG Standalone Layer 2 Switch
9 255.255.128.0
10 255.255.192.0
11 255.255.224.0
12 255.255.240.0
13 255.255.248.0
14 255.255.252.0
15 255.255.254.0
16 255.255.255.0
17 255.255.255.1
28
18 255.255.255.1
92
19 255.255.255.2
24
20 255.255.255.2
40
21 255.255.255.2
48
22 255.255.255.2
52
Table 5- 3. Class A Subnet Masks
# of Subnet Mask
Bits
2 255.255.192
3 255.255.224.0
4 255.255.240.0
5 255.255.248.0
6 255.255.252.0
7 255.255.254.0
8 255.255.255.0
9 255.255.255.128
10 255.255.255.192
11 255.255.255.224
12 255.255.255.240
13 255.255.255.248
14 255.255.255.252
Table 5- 4. Class B Subnet Masks
# of Subnet Mask
Bits
2 255.255.255.192
3 255.255.255.224
4 255.255.255.240
5 255.255.255.248
6 255.255.255.252
Table 5- 5. Class C Subnet Masks
/17 510 32766
/18 1022 16382
/19 2046 8190
/20 4094 4094
/21 8190 2046
/22 16382 1022
/23 32766 510
/24 65534 254
/25 131070 126
/26 262142 62
/27 525286 30
/28 104857 14
4
/29 209715 6
0
/30 419430 2
2
CIDR # of # of
Notation Subnets Hosts
/18 2 16382
/19 6 8190
/20 14 4094
/21 30 2046
/22 62 1022
/23 126 510
/24 254 254
/25 510 126
/26 1022 62
/27 2046 30
/28 4094 14
/29 8190 6
/30 16382 2
CIDR # of # of
Notation Subnets Hosts
/26 2 62
/27 6 30
/28 14 14
/29 30 6
/30 62 2
26
16710660
16742404
16756740
16760836
16756740
16742404
16710660
16645636
16514820
16252804
15728580
14680036
12582900
8388604
Total
Hosts
32764
49140
57316
61380
63364
64260
64516
64260
63364
61380
57316
49140
32764
Total
Hosts
124
180
196
180
124