VLAN Operating Characteristics
Advantages of VLANs
- Faster performance
- Precise management of traffic flow
- Ability to allocate resources to different type of applications
- Traffic prioritization (via 802.1q VLAN tag)
- Include in the tag: a priority code based on 802.1p
- Can have QoS capability at MAC level
- Similar to RSVP and QoS capabilities at network and transport layers
- Drawbacks
- Cost
- Management complexity