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Written Lab
101
We now perform the same steps for the public lab segment, as shown in
the following table:
In summary, we have defined the address ranges for our four segments
shown in the following table:
3rd Octet
4th Octet
Decimal IP Address
128 64 32 16 8 4 2 1
128 64 32 16 8 4 2 1
(Last 16 bits in bold)
Subnet mask
1 1 1 1 1 1 1 0
0 0 0 0 0 0 0 0
255.255.254.0
Network
0 0 0 0 0 0 1 0
0 0 0 0 0 0 0 0
172.16.2.0
First IP in
range
0 0 0 0 0 0 1 0
0 0 0 0 0 0 0 1
172.16.2.1
Last IP in
range
0 0 0 0 0 0 1 1
1 1 1 1 1 1 1 0
172.16.3.254
Description of Segment
Address Range
Server farm
172.16.0.65­172.16.0.126
Ethernet user segment
172.16.1.1­172.16.1.254
Serial link
172.16.0.5­172.16.0.6
Computer lab
172.16.2.1­172.16.3.254
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