Computer & Networks Security: Design, Configuration, and IP Addressing Plan

Running head: COMPUTER & NETWORKS SECURITY
Computer & Networks Security
Name of the Student
Name of the University
Author’s Note

1
COMPUTER & NETWORKS SECURITY
Table of Contents
Design Document.......................................................................................................................2
1. Network Diagram of the LAN...........................................................................................2
2. Site Map showing the deployment location.......................................................................2
3. Detailed list of the network inventories.............................................................................2
3.1. Network Device needed..................................................................................................2
3.2. Network Cables needed...................................................................................................3
3.3. Device and Accessories...................................................................................................3
4. IP Addressing Plan.............................................................................................................4
Configuration Document............................................................................................................8
1. Detailed configuration commands of routers and switches...............................................8
2. Screenshot demonstrating connection between subnetworks and gateway.....................16
Bibliography.............................................................................................................................20

2
COMPUTER & NETWORKS SECURITY
Design Document
1. Network Diagram of the LAN
2. Site Map showing the deployment location
3. Detailed list of the network inventories
3.1. Network Device needed
Qt
y
Hardware Device Maxim
um
Minim
um
Minimum
Total
Maximum
Total
16 Cisco Catalyst 2960 24 Port $8,334. $7,943. $ $

3
COMPUTER & NETWORKS SECURITY
Layer 3 switch. 00 00 1,333,44.00 1,27,088.00
6 Cisco Catalyst 2811 Series
Router.
$8,950.
00
$8,550.
00
$
53,700.00
$
51,300.00
5 Samsung Laser Printers 920 315 $
1,575.00
$
4,600.00
3.2. Network Cables needed
Cable Type Cost
Cat 5e 250’ for $24.00
Cat 6 250’ for $32.99
Cat 7 250’ for $95.00
Optical Fiber 250’ for $49.99
3.3. Device and Accessories
Qt
y
Hardware Maxim
um
Minim
um
Minimum
Total
Maximum
Total
2 Lacie 2 TB 10/100/1000 Back-up
Device
659 659 $
1,318.00
$
1,318.00
2 APC Back UPS RS 495 202 $
404.00
$
990.00
20 Netgear WG302 Managed
Wireless Access Point
331 331 $
6,620.00
$
6,620.00
36 Netgear GS108 Switch 8-port 159 159 $ $

4
COMPUTER & NETWORKS SECURITY
5,724.00 5,724.00
4. IP Addressing Plan
Network Address – 172.168.159.0/23
Available IP addresses in major network: 1022
Number of IP addresses needed: 348
Available IP addresses in allocated subnets: 502
About 52% of available major network address space is used
About 69% of subnetted network address space is used
Subnet
Name
Need
ed
Size
Alloca
ted
Size
Address Ma
sk
Dec Mask Assignable
Range
Broadcast
Network 2 2 172.168.15
8.16
/30 255.255.25
5.252
172.168.15
8.17 -
172.168.15
8.18
172.168.15
8.19
LAB_Netw
ork
11 14 172.168.15
8.0
/28 255.255.25
5.240
172.168.15
8.1 -
172.168.15
8.14
172.168.15
8.15
Office_Net
work
23 30 172.168.15
6.128
/27 255.255.25
5.224
172.168.15
6.129 -
172.168.15

5
COMPUTER & NETWORKS SECURITY
172.168.15
6.158
6.159
Lab_1 20 30 172.168.15
6.160
/27 255.255.25
5.224
172.168.15
6.161 -
172.168.15
6.190
172.168.15
6.191
Lab_2 20 30 172.168.15
7.0
/27 255.255.25
5.224
172.168.15
7.1 -
172.168.15
7.30
172.168.15
7.31
Lab_3 20 30 172.168.15
7.32
/27 255.255.25
5.224
172.168.15
7.33 -
172.168.15
7.62
172.168.15
7.63
Lab_4 20 30 172.168.15
7.64
/27 255.255.25
5.224
172.168.15
7.65 -
172.168.15
7.94
172.168.15
7.95
Lab_5 20 30 172.168.15
7.96
/27 255.255.25
5.224
172.168.15
7.97 -
172.168.15
7.126
172.168.15
7.127
Lab_6 20 30 172.168.15 /27 255.255.25 172.168.15 172.168.15