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Mr. Thilak de Silva. BSc. Eng., MSc, CEng, FIE(SL), FIET(UK), CITP(UK), MBCS(UK), MIEEE (USA). Digital Transmission Lecture o5 Advanced Computer Networks (ACN) 545. Today's Agenda. A brainstorming session Concept Paper. Session Outcomes. - PowerPoint PPT Presentation
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Mr. Thilak de Silva.BSc. Eng., MSc, CEng, FIE(SL), FIET(UK), CITP(UK), MBCS(UK), MIEEE (USA)
M.Sc. in IT - Year 1 Semester II - 2012
At the end of this session you will understand the requirements of setting up a Network for a new company, budgeting and creation of Concept Paper.
M.Sc. in IT - Year 1 Semester II - 2012
Analyze the requirements of the company.
Allocated budget.
Geographical locations of the network.
Technical capabilities of the staff of the company.
Number of sub-networks
Security of the Network
M.Sc. in IT - Year 1 Semester II - 2012
Selection of the venders and service providers.
Type of data/information transported through the network.
Bandwidth Requirements.
Type of organization - academic/commercial
Routing Protocols used. Company's future plans.
M.Sc. in IT - Year 1 Semester II - 2012
IPV4 or IPV6
Is VPN required?
Centralized or De-Centralized?
What is the Back-up plan?
Required time line.
M.Sc. in IT - Year 1 Semester II - 2012
Step 1 : Identify automation areas.
Web portal , E-mailOther applicationsBilling, Inventory control, HR,
Finance, VOIP, vedio conferencing or ERP
M.Sc. in IT - Year 1 Semester II - 2012
Step 2 : Physical locations to be networkedWAN , LAN
For example identify, Switches for each floor of the building
Fiber connections Structured caballing L3 switches for VLANs
M.Sc. in IT - Year 1 Semester II - 2012
Source : http://www.google.lk/search?hl=en&gbv=2&tbm=isch&sa=X&ei=podET5OuLo-srAfihqHTDw&ved=0CDoQBSgA&q=Lan,+Wan+setup&spell=1&biw=1366&bih=673
Step 3 : Can connect other existing systems
For example identify, Number of users per application
Step 4 : Methodology of maintaining the network – Network Management System
M.Sc. in IT - Year 1 Semester II - 2012
Step 5 : Draw Network diagram For Example, Identify number of buildings and number of floors per each
location.
Example :- An organization has,Headquarters with 4 buildings and 5 floors eachProvincial offices.BranchesRegional officersRemote officersCustomer service points.
M.Sc. in IT - Year 1 Semester II - 2012
Different number of buildings and floors
Example :- Headquarters has,
For each level get a generic model, because finding buildings, floors and users in every office is time consuming.
M.Sc. in IT - Year 1 Semester II - 2012
Building
Floor Users
1 1 20
1 2 30
.. .. ..
Step 6 : List the physical devices
For example identify, 24 port L2 switches, L3 switches Router per center Firewall Servers for web portal , e-mail DNS server, DHCP server Virus guard server Network management server
M.Sc. in IT - Year 1 Semester II - 2012
Step 6 : List the physical devices
For example identify, 24 port L2 switches, L3 switches Router per center Firewall Servers for web portal , e-mail DNS server, DHCP server Virus guard server Network management server
M.Sc. in IT - Year 1 Semester II - 2012
Step 7 : CaballingStructured caballing per floor
Step 8 : Identify software requirements Eg:- Software for servers, ITIL software
Step 9 : WAN connectivity
Step 10 : Identify operational cost Eg :- Software license cost Maintenance cost WAN fee
M.Sc. in IT - Year 1 Semester II - 2012
By taking these into consideration we prepare the budget.
Using it we prepare the concept paper. We can present the cost phase wise.
M.Sc. in IT - Year 1 Semester II - 2012