Extreme Networks ExtremeWare XOS Guide Manual page 66

Virtual LANs (VLANs)
Figure 4: Physical diagram of tagged and untagged traffic
= Marketing
M
= Sales
S
= Tagged port
Marketing & Sales
802.1Q
Tagged server
Figure 5 is a logical diagram of the same network.
Figure 5: Logical diagram of tagged and untagged traffic
Marketing
System 1
Ports 1-4 & 9-12
System 2
Slot 1, Port 2
Slot 2, Ports 1-8 & 17-24
In Figure 4 and Figure 5:
• The trunk port on each switch carries traffic for both VLAN Marketing and VLAN Sales.
• The trunk port on each switch is tagged.
• The server connected to port 25 on system 1 has a NIC that supports 802.1Q tagging.
66
System 1
M M
M M
S S
S S
System 2
System 1 System 1
Port 25 * Ports 5-8, 13-16 & 32
Port 29 *
System 2
System 2
Slot 1, Port 1 *
Slot 1, Port 3
Slot 1, Port 4
Slot 2, Ports 9-16 & 25-32
S S
S S
M M
M M
S S
S S
EX_064
Sales
*Tagged Ports
EW_025
ExtremeWare XOS 10.1 Concepts Guide