Planning and Implementing VLANs with HP-UX

Table of Contents
About This Document.........................................................................................................5
What is VLAN?.......................................................................................................................................7
Benefits of VLANs ............................................................................................................................8
VLAN-Aware Switches Are the Key.................................................................................................8
Which VLAN Does a Frame Belong To?......................................................................................9
How Does a VLAN-aware Switch Work?....................................................................................9
VLAN Tagging.................................................................................................................................10
Standards and Interoperability..................................................................................................10
VLAN Trunking.........................................................................................................................10
VLANs on HP-UX ................................................................................................................................11
Features and Advantages ...............................................................................................................11
Implementing VLANs on HP-UX...................................................................................................11
Common Usage Scenarios..........................................................................................................11
Determining a Usage Scenario that Meets Your Network Needs..............................................12
Priority and Class of Service (CoS)..................................................................................................12
IP ToS and 802.1p Conversion—End-to-End Class of Service........................................................13
Typical Customer Configurations...................................................................................................13
A VLAN Implementation Example...........................................................................................14
Using HP-UX VLANs with HP Auto Port Aggregation (APA)......................................................15
Using HP-UX VLANs with HP Virtual Machines (HPVM)............................................................16
Future HP-UX VLAN Feature Additions........................................................................................18
Table of Contents 3