Information Technology Reference
In-Depth Information
Figure 6-18
Topology Diagram for Activity 6-3
16,000 Hosts
8000 Hosts
Fa0/0
Fa0/1
HQ
S0/0/1
DCE
S0/0/0
4000 Hosts
1000 Hosts
Fa0/1
Fa0/1
S0/0/0
DCE
S0/0/1
S0/0/0
DCE
B1
B2
S0/0/1
2000 Hosts
Fa0/0
500 Hosts
Fa0/0
Table 6-10
Network Address Space Assignments for Activity 6-3
Subnet
Number of IP Addresses Needed
Network Address
HQ LAN1
16,000
172.16.128.0/19
HQ LAN2
8000
172.16.192.0/18
Branch1 LAN1
4000
172.16.224.0/20
Branch1 LAN2
2000
172.16.240.0/21
Branch2 LAN1
1000
172.16.248.0/24
Branch2 LAN2
500
172.16.252.0/23
Link from HQ to Branch1
2
172.16.254.0/28
Link from HQ to Branch2
2
172.16.154.6/30
Link from Branch1 to Branch2
2
172.16.254.8/30
Task 1: Examine the Addressing for the HQ LANs
Examine the addressing assignment for the HQ LAN1 subnet and answer the questions
that follow.
Step 1.
How many IP addresses are needed for the HQ LAN1 subnet?
16,000
1.
How many IP addresses are available in the currently assigned subnet?
8190
2.
Will the currently assigned subnet fulfill the size requirement for the HQ LAN1
subnet?
no
3.
