Tuesday, June 21, 2016

Bulding Network - 22/6/2016



VLSM
Subnet the given network with the following requirements:
192.168.10.0
Building 1:
·         IT – 3 PCs
·         Office – 8 PCs
Building 2:
·         Sales – 10 PCs
Routers-to-Routers – 2TPs

Solution:
SALES – 10 PCs [16-2=14] 44 à S4
OFFICE – 8 PCs [16-2=14] 44 à S4
IT – 3 PCs [8-2=6] 43 à S5
Router – 2TPs [4-2=2] 42 à S4

Network Address
Host Range
Broadcast Address
Subnet Mask
192.168.10.0
192.168.10.1 - 192.168.10.14
192.168.10.15
255.255.255.240
192.168.10.16
192.168.10.17 - 192.168.10.30
192.168.10.31
255.255.255.240
192.168.10.32
192.168.10.33 - 192.168.10.38
192.168.10.39
255.255.255.248
192.168.10.40
192.168.10.41 - 192.168.10.42
192.168.10.43
255.255.255.252

Router, Network and VLAN Table
Vlan table - Sales, office and It
Network - PCs
Router Table - Building 1 and Building 2 network
Device
Interface
IP Address
Subnet Mask
Default Gateway
Sales
Vlan 1
192.168.10.14
255.255.255.240
192.168.10.1
PC 1
NIC
192.168.10.2
255.255.255.240
192.168.10.1
PC 2
NIC
192.168.10.3
255.255.255.240
192.168.10.1
PC 3
NIC
192.168.10.4
255.255.255.240
192.168.10.1
PC 4
NIC
192.168.10.5
255.255.255.240
192.168.10.1
PC 5
NIC
192.168.10.6
255.255.255.240
192.168.10.1
PC 6
NIC
192.168.10.7
255.255.255.240
192.168.10.1
PC 7
NIC
192.168.10.8
255.255.255.240
192.168.10.1
PC 8
NIC
192.168.10.9
255.255.255.240
192.168.10.1
PC 9
NIC
192.168.10.10
255.255.255.240
192.168.10.1
PC 10
NIC
192.168.10.11
255.255.255.240
192.168.10.1





Office
Vlan 1
192.168.10.30
255.255.255.240
192.168.10.17
PC 1
NIC
192.168.10.18
255.255.255.240
192.168.10.17
PC 2
NIC
192.168.10.19
255.255.255.240
192.168.10.17
PC 3
NIC
192.168.10.20
255.255.255.240
192.168.10.17
PC 4
NIC
192.168.10.21
255.255.255.240
192.168.10.17
PC 5
NIC
192.168.10.22
255.255.255.240
192.168.10.17
PC 6
NIC
192.168.10.23
255.255.255.240
192.168.10.17
PC 7
NIC
192.168.10.24
255.255.255.240
192.168.10.17
PC 8
NIC
192.168.10.25
255.255.255.240
192.168.10.17





IT
Vlan 1
192.168.10.38
255.255.255.248
192.168.10.33
PC 1
NIC
192.168.10.34
255.255.255.248
192.168.10.33
PC 2
NIC
192.168.10.35
255.255.255.248
192.168.10.33
PC 3
NIC
192.168.10.36
255.255.255.248
192.168.10.33





Building 1




IT
Fa0/0
192.168.10.33
255.255.255.248
N/A
Office
Fa1/0
192.168.10.17
255.255.255.240
N/A

Se2/0
192.168.10.41
255.255.255.252
N/A
Building 2




Sales
Fa0/0
192.168.10.1
255.255.255.240
N/A

Se2/0
192.168.10.42
255.255.255.252
N/A

*Notes: NIC - Network Interface Card
VLAN IP Address is always the last valid host of the network.
i.e IT Vlan 1 - IP Address is 192.168.10.38, the last valid host.
PC IP Address usually have 'running' address. in range from the  valid host range
For the Router, the IP Address of the fastEthernet is the default gateway of the switch
i.e IT Fa0/0, th eIP Address is 192.168.10.33, which is the dafault gateway for the IT Switch

IP Route Table
Network Name
Network Address
Subnet Mask
First Hop IP
Building 1



Sales
192.168.10.0
255.255.255.240
192.168.10.42
Building 2



Office
192.168.10.16
255.255.255.240
192.168.10.41
IT
192.168.10.32
255.255.255.248
192.168.10.41

For the first hop ip, get the ip address router.
i.e building 1, get serial address (Se2/0) of building 2, vice versa

Building 1






Building 2





Office Switch configuration


Sales Switch configuration

IT Switch configuration

PING
Bldg 1 Router - Bldg 2 Router


Any Office PC - Bldg 1


Any IT PC - Any Office PC


Sales Switch - Bldg 2 Router


TELNET
Any Sales PC - Office Switch


Bldg 1 Router - Sales Switch