3Com 9000 SX User Manual page 83

Figure 5-4 illustrates the physical view of a network that uses tagged
and untagged traffic.
M
Switch 1
802.1Q
Tagged server
M S
Switch 2
Figure 5-4 Physical diagram of tagged and untagged traffic
Figure 5-5 shows a logical diagram of the same network.
Switch 1
Port 2
Port 4
Figure 5-5 Logical view of tagged and untagged traffic
M S
M
M
M
Marketing
Switch 2
Port 1
Port 4
Overview of Virtual LANs
S M S
S
S
Switch 1
Port 1 *
Switch 1
Port 7 *
Port 1
Switch 2
Port 6
Port 2 *
5-7
= Marketing
M
= Sales
S
= Tagged port
Sales
Switch 2
Port 7
Port 8
*Tagged Ports