Networking and Security: Subnet Table and Routing Table

This document provides information about subnetting and routing tables in networking and security. It explains IP addresses, subnet masks, and routing protocols. The document includes a subnet table and routing tables for different routers.

ITECH1102 Networking and Security
We assume that the ISP provided IP address is 115.221.69.86/24, the subnet table will look as below
Name Hosts
Required
Network
Address
Slash Mask(in dotted
decimal)
Usable Range
New South Wales NSW - A 4194302 115.192.0.0 /10 255.192.0.0 115.192.0.1 - 115.255.255.254
Victoria VIC 4000000 116.0.0.0 /10 255.192.0.0 116.0.0.1 - 116.63.255.254
Queensland (QLD) 3000000 116.64.0.0 /10 255.192.0.0 116.64.0.1 - 116.127.255.254
Western Australia (WA) 2000000 116.128.0.0 /11 255.224.0.0 116.128.0.1 - 116.159.255.254
New South Wales (NSW) -B 1805698 116.160.0.0 /11 255.224.0.0 116.160.0.1 - 116.191.255.254
South Australia (SA) 1000000 116.192.0.0 /12 255.240.0.0 116.192.0.1 - 116.207.255.254
Tasmania (TAS)-A 262142 116.208.0.0 /14 255.252.0.0 116.208.0.1 - 116.211.255.254
Northern Territory (NT) - A 131072 116.212.0.0 /14 255.252.0.0 116.212.0.1 - 116.215.255.254
Tasmania (TAS)-B 37858 116.216.0.0 /16 255.255.0.0 116.216.0.1 - 116.216.255.254
Northern Territory (NT-)B 18928 116.217.0.0 /17 255.255.128.0 116.217.0.1 - 116.217.127.254
Between R1 and R2 2 116.217.128.0 /30 255.255.255.252 116.217.128.1 - 116.217.128.2
Between R1 and R3 2 116.217.128.4 /30 255.255.255.252 116.217.128.5 - 116.217.128.6
Between R2 and R4 2 116.217.128.8 /30 255.255.255.252 116.217.128.9 - 116.217.128.10
Between R4 and R5 2 116.217.128.12 /30 255.255.255.252 116.217.128.13 - 116.217.128.14
Between R5 and R6 2 116.217.128.16 /30 255.255.255.252 116.217.128.17 - 116.217.128.18
Between R3 and R5 2 116.217.128.20 /30 255.255.255.252 116.217.128.21 - 116.217.128.22
An IP address refer to number that is assigned to a computing device so as to identify the device on the network uniquely.
A subnet mask on the other hand is a number which defines a range of IP addresses which can be used in a network.

WA
NT
NSW
QLD
VIC
TAS
SA
ITECH1102 Networking and Security
IP Address (NT) 116.212.0.0,116.217.0.0
Subnet Mask 255.252.0.0,255.255.128.0
Number of Address 294908
Appendix A
IP Address (SA) 116.192.0.0
Subnet Mask 255.240.0.0
Number of Address 1048574
Page 1: Insert IP address and the Subnet Mask in the box provided for each state
IP Address (WA) 116.128.0.0
Subnet Mask 255.224.0.0
Number of Address 2097150
IP Address (QLD) 116.64.0.0
Subnet Mask 255.192.0.0
Number of Address 4194302
IP Address (NSW) 115.192.0.0,116.160.0.0

WA
NT
NSW
QLD
VIC
TAS
SA
Subnet Mask 255.192.0.0,255.224.0.0
Number of Address 4,194,32
IP Address (VIC) 116.0.0.0
Subnet Mask 255.192.0.0
Number of Address 4194302
IP Address (TAS) 116.208.0.0,116.216.0.0
Subnet Mask 255.252.0.0,255.255.0.0
Number of Address 327,676
Page 2: Insert routing table entry in the box for 3 edge routers
Routing Table for R1
Destination Network Interface Next Hop
116.128.0.0 116.217.128.2 116.217.128.1
116.192.0.0 116.217.128.2 116.217.128.1
116.217.128.4 116.217.128.2 116.217.128.1
116.217.128.20 116.217.128.2 116.217.128.1
Destination Network Interface Next Hop
116.192.0.0 116.217.128.5 116.217.128.6
116.217.128.20 116.217.128.5 116.217.128.6
116.217.0.0 116.217.128.1 116.217.128.2
116.212.0.0 116.217.128.1 116.217.128.2
116.217.128.8 116.217.128.1 116.217.128.2

(Empson, 2013 )
Destination Network Interface Next Hop
116.128.0.0 116.217.128.6 116.217.128.5
116.217.128.0 116.217.128.6 116.217.128.5
116.217.0.0 116.217.128.6 116.217.128.5
116.212.0.0 116.217.128.6 116.217.128.5
116.217.128.8 116.217.128.6 116.217.128.5
R2
R1
R3
Routing Table for R2
Routing Table for R3

WA
NT
NSW
QLD
VIC
TAS
SA
Page 3: Insert the IP address for the Network Interface Card (NIC) to connect NT, WA and SA
(Hartpence, 2011)
NIC #1
NIC #2
NIC #3
NIC #4
NIC #5
NIC #6
NIC #7
NIC #8
NIC #9
NIC #10
NIC #11
NIC #12
R2
R1
R3
Router NIC IP Address
R1 #5 116.217.128.1
R1 #8 116.217.128.5
R1 #6 116.128.0.1
R1 #7 116.128.0.2
R2 #4 116.217.128.2
R2 #2 116.212.0.1
R2 #3 116.212.0.2
R2 #1 116.217.128.9
R3 #9 116.217.128.6
R3 #10 116.192.0.1
R3 #11 116.192.0.2
R3 #12 116.217.128.13

ITECH1102 Networking and Security
References
Empson, S. (2013 ). CCNA Routing and Switching Portable Command Guide. Indianapolis: Cisco Press.
Hartpence, B. (2011). Packet Guide to Routing and Switching: Exploring the Network Layer. California:
O'Reilly Media, Inc.
CRICOS Provider No. 00103D 10807868046643935141.docx