ch10 subnetting class
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TRANSCRIPT
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Module 10
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10.3.1 Classes of network IP addresses
EG: An IP address 172.32.65.13 and a default subnet mask, the host belongs to the 172.32.0.0 network.
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10.3.2 Introduction to and reason for subnetting
The benefits of Subnetting1. smaller broadcast domains 2. low-level security provided 3. increased address flexibility
EG: In a class C network a subnet mask of 255.255.255.224 will create 6 useable subnets each with 32 useable hosts.
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10.3.2 Introduction to and reason for subnetting
Host bits are reassigned as network bits.
• Host bits of the network address are all equal to 0.
• Host bits of the broadcast address are all equal to 1.
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10.3.2 Introduction to and reason for subnetting
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10.3.3 Establishing the subnet mask address
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10.3.3 Establishing the subnet mask address
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10.3.3 Establishing the subnet mask address
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10.3.3 Establishing the subnet mask address
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10.3.4 Applying the subnet mask
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10.3.4 Applying the subnet mask
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10.3.5 Subnetting Class A and B networks
16 bits are available for Class B host IP addresses using the default subnet mask.
Applying the subnet mask 255.255.255.0 to a Class B network will give 254 useable
hosts and 254 useable subnets.
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10.3.5 Subnetting Class A and B networks
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10.3.5 Subnetting Class A and B networks
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10.3.5 Subnetting Class A and B networks
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10.3.5 Subnetting Class A and B networks
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10.3.6 Calculating the resident subnetwork through ANDing
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10.3.6 Calculating the resident subnetwork through ANDing