Troubleshooting guide

4-2
ATM and Layer 3 Switch Router Troubleshooting Guide
OL-1969-01
Chapter 4 Example Network
Example Networks
Example Networks
This section includes the following example networks:
• Example ATM Network, page 4-2
• Example Mixed ATM and Layer 3 Network, page 4-10
Example ATM Network
This section uses a fictitious network to describe actual problems in troubleshooting ATM switched
networks.
Figure 4-1 provides a high level overview of the campus and remote networks.
Figure 4-1 Example Network Overview
The example network in Figure 4-1 has the following components:
• A campus network of four 10-story buildings
• A remote sales building
• A telecommuter
• 4,000 employees on campus
• 4 buildings with 1,000 employees per building
• 5,000 total ports
• Microsoft NT servers and IP as the primary protocol
• Dynamic Host Configuration Protocol (DHCP) used to automatically allocate IP addresses to clients
Campus network
Marketing
building
Manufacturing
building
Administration
building
Engineering
building
Remote sales building
Telecommuter
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