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Figure 5-4 illustrates the physical view of a network that uses tagged
and untagged traffic.
S
Switch 1
802.1Q
Tagged server
M
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 8
Port 12
Port 21
Figure 5-5 Logical view of tagged and untagged traffic
S
M
M
M
S
S
Marketing
Switch 2
Port 5
Port 10
Port 18
Overview of Virtual LANs
M
S
M
S
Switch 1
Port 1 *
Switch 1
Port 25 *
Port 4
Switch 2
Port 9
Port 25 *
Port 17
5-7
= Marketing
M
= Sales
S
= Tagged port
Sales
Switch 2
Port 7
Port 11
Port 20
*Tagged Ports
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