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Questions and Answers
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the default Class B mask?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the default Class B mask?
255.255.0.0
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the new subnet mask in dotted decimal (with the 11 bits borrowed)?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the new subnet mask in dotted decimal (with the 11 bits borrowed)?
255.255.224.0
Given Class B 176.5.0.0/27 (11 bits borrowed): How many total subnets were created?
Given Class B 176.5.0.0/27 (11 bits borrowed): How many total subnets were created?
2048
Given Class B 176.5.0.0/27 (11 bits borrowed): How many usable hosts are on each subnet (Hint: 5 host bits remain)?
Given Class B 176.5.0.0/27 (11 bits borrowed): How many usable hosts are on each subnet (Hint: 5 host bits remain)?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the network address of subnet #5 (the 6th subnet since we include subnet 0)?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the network address of subnet #5 (the 6th subnet since we include subnet 0)?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the broadcast address of subnet #5?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the broadcast address of subnet #5?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the range of available host addresses for subnet #5? (Include all octets.)
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the range of available host addresses for subnet #5? (Include all octets.)
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the network address of subnet #45?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the network address of subnet #45?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the range of available host addresses for subnet #45?
Given Class B 176.5.0.0/27 (11 bits borrowed): What is the range of available host addresses for subnet #45?
Flashcards
Class B Default Mask
Class B Default Mask
The default subnet mask for a Class B network is 255.255.0.0.
Class B /27 Subnet Mask
Class B /27 Subnet Mask
With 11 bits borrowed, the new subnet mask in dotted decimal is 255.255.224.0.
Total Subnets (Class B /27)
Total Subnets (Class B /27)
With 11 bits borrowed from a Class B, a total of 2048 subnets are created (2^11).
Usable Hosts (Class B /27)
Usable Hosts (Class B /27)
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Subnet #5 Network Address
Subnet #5 Network Address
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Subnet #5 Broadcast Address
Subnet #5 Broadcast Address
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Subnet #5 Host Range
Subnet #5 Host Range
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Subnet #45 Network Address
Subnet #45 Network Address
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Subnet #45 Broadcast Address
Subnet #45 Broadcast Address
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Subnet #45 Host Address Range
Subnet #45 Host Address Range
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Subnet #104's Network Address
Subnet #104's Network Address
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Study Notes
- All questions are based on a Class B network with the base address 176.5.0.0/27 and 11 bits borrowed for subnetting.
Default Class B Mask
- The default Class B mask is 255.255.0.0.
New Subnet Mask
- With 11 bits borrowed, the new subnet mask in dotted decimal is 255.255.224.0.
Total Subnets Created
- With 11 bits borrowed, the total number of subnets created is 2048.
Usable Hosts per Subnet
- With 5 host bits remaining, the number of usable hosts on each subnet is 30.
Network Address of Subnet #5
- The network address of subnet #5 (the 6th subnet) is 176.5.0.160.
Broadcast Address of Subnet #5
- The broadcast address of subnet #5 is 176.5.0.191.
Range of Available Host Addresses for Subnet #5
- The range of available host addresses for subnet #5 is 176.5.0.161 - 176.5.0.190.
Network Address of Subnet #45
- The network address of subnet #45 is 176.5.14.64.
Broadcast Address of Subnet #45
- The broadcast address of subnet #45 is 176.5.14.95.
Range of Available Host Addresses for Subnet #45
- The range of available host addresses for subnet #45 is 176.5.14.65 - 176.5.14.94.
Network Address of Subnet #104
- The network address of subnet #104 is 176.5.13.0.
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