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Overview of Virtual LANs 5-3
For example, in Figure 5-1, the VLANs are configured as followings:
■ Ports 3, 6, and 17 are part of VLAN Marketing
■ Ports 13, 16, and 20 are part of VLAN Sales
■ Ports 21 and 24 are part of VLAN Finance
Figure 5-1 Example of a port-based VLAN
Even though they are physically connected to the same Switch, in order
for the members of the different VLANs to communicate, the traffic
must go through the IP routing functionality provided in the
Switch 3800. This means that each VLAN must be configured as a
router interface with a unique IP address.
Sales
Marketing
Finance
SW3800.BK Page 3 Tuesday, May 5, 1998 5:20 PM