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DESCRIBE THE METHODOLOGY USED TO DESIGN A NETWORK
DESCRIBE DEVELOPING BUSINESS TRENDS
1. Any device, to any content, anyway. 2. Collaboration.3. Video.4. Network Security.5. A network technology architecture.
IDENTIFY NETWORK REQUIREMENTS TO SUPPORT THE ORGANIZATION
Prepare
Plan
Operate
Implement
Design
Optimize
BENEFITS
1. Lowers the total cost of ownership2. Increases network availability3. Improves business agility4. Speeds access to applications
DESCRIBE THE TOOLS/PROCESS TO CHARACTERIZE AN EXISTING NETWORK
1. Use existing documentation2. Perform a network audit3. Analyze traffic
Open discussion:What tools do you use to characterize an existing network?Does anyone know of any open software/freeware tools?
DESCRIBE THE TOOLS/PROCESS TO CHARACTERIZE AN EXISTING NETWORK
DESCRIBE THE TOP DOWN APPROACH TO NETWORK DESIGN
Design Approach Benefits Disadvantages
Top-Down Incorporates the requirements for the business.
Time consuming
Bottom up Design based on experience for a quick solution
May result in inappropriate design. Business requirements are ignored
Open discussion:What protocols do you use to manage your network?What’s great about it?(Is it informative, easy to set up).
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
SNMP (Simple Network Management Protocol)
RMON (Remote traffic Monitoring)
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
Netflow• Source IP, destination IP, Source and destination
ports, the Type of Service (ToS), packet and byte counts, start and end time stamps, input and output interfaces, Routing information, Data analyzers
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
Netflow and NBAR
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
CDP (Cisco Discovery Protocol)• the local interface• the device ID• device IP address• hold time• device capabilities• version of software• model of the device• port id of the neighboring device
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
Syslog
DESCRIBE NETWORK MANAGEMENT PROTOCOLS AND FEATURES
QUESTIONS
