IP addressing for the cyber cafe network (using subnetting)

IP addressing for the cyber cafe network (using subnetting):

• Detailed calculation of the IP subnetting

Group 3

Given IPv4 Address: 10.3.13.254 /24

Subnet Mask: 255.255.255.0 (/24)

 

Number of hosts: 32

We assigned extra IP address for future use purpose.

2^7 – 2 = 128 – 2 = 126 ≥ 32

Subnet mask for 128 IP address = 255.255.255.128 or /25

 

10.3.13.254

11111111.11111111.11111111.SHHHHHHH

Subnet 0: 11111111.11111111.11111111.00000000

Subnet 1: 11111111.11111111.11111111.10000000

 

Subnet 0:

Network address: 10.3.13.0 /25

Subnet mask: 255.255.255.128 or /25

Usable IP range: 10.3.13.1-10.3.13.126

Broadcast address: 10.3.13.127

 

Subnet 1:

Network address: 10.3.13.128 /25

Subnet mask: 255.255.255.128 or /25

Usable IP range: 10.3.13.129-10.3.13.254

Broadcast address: 10.3.13.255

 

 

• Network address, broadcast address & host address range for whole network

Subnet 0

Network address: 10.3.13.0 /25

Subnet mask: 255.255.255.128 or /25

Broadcast address: 10.3.13.127

Host Address Range For Whole Network: 10.3.13.1 to 10.3.13.126

 

No	Devices	Quantity	IP address
1.	Router	1	10.3.13.1
2.	Server	1	10.3.13.2
3.	Switch	1	10.3.13.3
4.	Wi-Fi Router	1	10.3.13.4
5.	UPS (Uninterruptible Power Supply)	2	10.3.13.5 to 10.3.13.6
6.	NAS (Network Attached Storage)	1	10.3.13.7
7.	CCTV	2	10.3.13.8 to 10.3.13.9
8.	Printer	2	10.3.13.10 to 10.3.13.11
9.	Point-of-Sale (POS) System Set	1	10.3.13.12
10.	Desktop (normal use)	10	10.3.13.13 to 10.3.13.22
11.	Desktop (gaming)	10	10.3.13.23 to 10.3.13.32