Course Learning Outcomes:
A) Explore LAN design principles and their application in the network design process
B) Implement a network using LAN design principles based on a predefined set of requirements
C) Produce an appropriate WAN solution to a set of organizational requirements
D) Solve a range of network related problems using appropriate troubleshooting techniques and methods
Assignment Brief and Guidance:
EMC Solutions is a private owned well-known Software company located at Colombo. The Management of EMCSolutions decided extends their services Kandy and as a result building with 3 stories has purchased in the heart of Kandy town. They are planning make it to become one of the state-of-the-art companies in Kandy with new facilities.
They are expecting have nearly 150 employees in Kandy branch.
|
Department
|
Number of Users
|
Floor
|
|
Customer Care
|
10
|
1st Floor
|
|
Sales and Marketing
|
20
|
1st Floor
|
|
Finance
|
25
|
2nd Floor
|
|
Legal
|
5
|
2nd Floor
|
|
HR
|
10
|
2nd Floor
|
|
Developers
|
55
|
3rd Floor
|
|
Network Team
|
5
|
3rd Floor
|
|
Server Room
|
8 Servers + SAN
|
3rd Floor
|
Following requirements are given by the Management;
- All departments must be separated with unique subnet and should not communicate each other unless special requirements are given.
- 10.254.1.0/24 is given and should use for all the departments except Server Room. IPs should assign using DHCP.
- Server Room and SAN should be in 192.168.1.32/27 subnet. (Uses static IPs)
- High level of redundancy is expected in network design to eliminate the single point of failures and traffic bottle necks.
- Multiple ISP connections need to configure for gateway redundancy.
- Link aggregation need to configure to improve the Network performance where necessary.
- Data transmission between Head office and Kandy need to be secured with proper WAN design.
- Sales and Marketing Team need to access resources at Kandy office and the head office securely while they are in field visits.
- Proper methods for networking monitoring and troubleshooting need to be established.
- Customer Care and Sales team should not be allowed to access the Finance Web server in Kandy server Room.
- All possible network security mechanisms should be implemented.
Assignment Task 1:
Explore LAN design principles and their application in the network design process.
Q1. What do you mean by Network Design Model and explain the importance of having Network Design Models for proper network design?
Q2. Suggest a network design model for above scenario and justify your suggestion.
Q3. Explain the importance of Layer 2 redundancy and describe Layer 2 redundancy protocols use in industry and recommend protocol/protocols for above scenario and justify your selection.
Q4. Explain the importance of Link Aggregation and describe Link Aggregation protocols use in industry and recommend protocol/protocols for above scenario and justify your selection.
Q5. Explain the importance of Layer 3 redundancy and describe Layer 3 redundancy protocols use in industry and recommend protocol/protocols for above scenario and justify your selection.
Assignment Task 2:
Implement a network using LAN design principles based on a predefined set of requirements
Q1. Provide list of Network Devices and justify your selections for above Network Design.
Q2. Provide IP Subnet Design for the Kandy Branch
Q3. Provide Complete Network Diagram Including WAN for above scenario according to your design.
Q4. Configure all the network devices with basic configurations*.
Q5. Implement and configure All required Layer 2 and Layer 3 solutions (including redundancy) * to Kandy Branch LAN according to the requirements given in the scenario.
Assignment Task 3:
Produce an appropriate WAN solution to a set of organizational requirements.
Q1. Describe various WAN technologies with their characteristics, which are used in industry and protocols associated with them and select WAN Technology for given scenario and justify your selection.
Q2. Implement and Configure * the selected WAN technology to above Network.
*Note: - Screen shots of Configuration scripts should be presented.
Assignment Task 4:
Solve a range of network related problems using appropriate troubleshooting techniques and methods.
Q1. Explain the importance of Network monitoring related to LAN and WAN.
Q2. Describe few Network Monitoring Tools and Protocols, which are used in industry with their characteristics.
Q3. Implement and Configure* selected Network Monitoring Tool/Tools to above Network.
Q4. Develop test cases and Test the above LAN and WAN* designs to verify whether the design objectives are met.
Q5. Explain and document the troubleshooting steps following scenarios;
a) Kandy branch users cannot access the resources in server located at Colombo Head office.
b) Customer Care users can access File Servers at Kandy branch but Sales and Marketing users cannot access the same Servers but can access the Internet.
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