
Example 3, 1D Trunk Connection to 802.1Q VLAN Network
As illustrated in Figure 
User B
| Bridge 1 | 
 | 2 | Bridge 2 | 
| 
 | 
 | ||
| Red VLAN | 1 | 4 3 | Blue VLAN | 
| 
 | 
 | 4 | 
 | 
Floor 4
Floor 3
| 
 | 
 | 2 | Bridge 4 | File Server | 
| Bridge 3 | 
 | 
 | ||
| 
 | 2 3 | 
 | 
 | |
| Blue VLAN | 1 | Red VLAN | 
 | |
| 
 | 
 | 4 | 
 | 
 | 
Floor 2
Green Incorporated.
| 
 | 2 | Mail Server | 
| 
 | 
 | |
| Green VLAN1 | 1 3 | 
 | 
Floor 1
User
802.1D Legacy Bridge
802.1Q 
Server
22631_17
Figure 4-7  Example 3, 1D Trunk Connection to 802.1Q VLAN Network
The Green Incorporated Network Administrators want to continue to separate normal network traffic between the Blue and Red VLANs, and create a new isolated VLAN for Green, Incorporated users. All divisions in the facility are to have equal access to the Mail Server on the first floor.
| 802.1Q VLAN User’s Guide | 
