Chapter 2
Planning for a VLAN Configuration
Scenario 3: Network with an Inside VLAN and Dual ISP
Connectivity
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In this example, the physical ports of the ASA 5505 are used as follows:
The Business VLAN consists of four physical switch ports: three Ethernet
•
switch ports for desktop computers, printers and other devices, and one
Power over Ethernet (PoE) switch port for an IP phone.
The Personal VLAN consists of three physical switch ports used to connect
•
desktop computers, printers, and other devices.
The Internet VLAN consists of one physical switch port supporting a single
•
ISP connection using an external WAN router or broadband modem.
The printer is shared by both the Personal VLAN and the Business VLAN.
•
The network in
Figure 2-3
two external connections to provide link redundancy in case one fails.
Figure 2-3
Inside VLAN with Dual ISP Connectivity
Inside VLAN
Server
Laptop
computer
Printer
includes an Inside VLAN and an Internet VLAN with
IP Phone
Power
cable
Router
Personal
computer
Cisco ASA 5505 Getting Started Guide
Deployment Scenarios with VLANs
ASA 5505
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Internet VLAN
Backup
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