Help 100 CCTV

Hello i need help

I want to help anyone who has experience

I have a building client wants to put up the type of control Cameras

1.3 dome camera

1.3 box camera

3 PTZ camera

The last building I see all the details were explained below

Each floor has a Cisco switch and connected to each cameras

Thus, all floors

In the control room watched

2 rack

2 PC lenovo thinkcentre Connected to the three screens

2 Keyboards

1 Keyboards and camera

Rack contains

Nine NVR and below Cisco Switch

Switch and come out of it tied with wire DVR

Rack 2 same The same thing but contains PC Showing recordings

Rack 1 -

DVR1 192.168.2.1

DVR 2 192.168.2.3 etc

-------------------------

Rack 2 -

DVR1 192.168.1.2

DVR2 192.168.1.3 ... etc

now !!!!!!!

I want to help in how to install 40 camera in the same way

But I want to help arrange ideas

for example

Connect Camera By Switch floor one and same All floor

Switch then wire from the fourth floor to the control room in Switch

Then etc.

What is the function devices lenovo thinkcentre ????

What is the screen the user card or the proposed offer efficiently ----- lenovo thinkcentre

Did I do the programming switch cisco VLAN

example :

1 floor and 2 floor vlan 1 ip address 192.168.2.1

3 floor and 4 floor vlan 2 ip address 192.168.3.1

Or what is the function of switch in networks???!

Do you switch L2 or L3

...............etc

I want a detailed explanation of the work of what to do and how I arrange work properly and steps to correct

DVR? Not NVR?

sory NVR

It's a huge work for installing 40 cameras,the easiest way to solve this problem is hiring professional people to install .