HP Auto Port Aggregation Administrator's Guide for HP-UX 11i v3 December 2007

Table of Contents
About This Document.......................................................................................................13
1 Introduction...................................................................................................................17
Conceptual Overview...........................................................................................................................17
Link Aggregate................................................................................................................................17
Load Balancing...........................................................................................................................18
Failover Group.................................................................................................................................19
Proactive Failover.......................................................................................................................19
TCP Segmentation Offload..............................................................................................................19
VLAN Support.................................................................................................................................20
Interoperability.....................................................................................................................................21
Administrative Methods.......................................................................................................................21
HP System Management Homepage..............................................................................................21
nwmgr Command...........................................................................................................................22
Manually Editing Configuration Files.............................................................................................22
2 Installing the APA Software.........................................................................................23
Installation Requirements.....................................................................................................................23
Product Dependencies.....................................................................................................................23
Hardware Requirements.................................................................................................................23
Supported Switches....................................................................................................................23
Supported LAN Cards...............................................................................................................23
Operating System Requirements.....................................................................................................23
Installing the Software..........................................................................................................................24
Verifying the Installation .....................................................................................................................24
Removing the Software.........................................................................................................................25
3 Configuring APA..........................................................................................................27
HP APA Configuration Examples........................................................................................................27
Enterprise Intranet Client/Server Environment..............................................................................27
Internet or Large Enterprise Environments Using Routers............................................................28
Server-to-Server (Back-to-Back).......................................................................................................30
Hot Standby for High Availability..................................................................................................31
Server-to-Server with Switch (Not Recommended)........................................................................32
Failover Group.................................................................................................................................33
Failover Group Using Link Aggregates .........................................................................................34
Preparing for Configuration.................................................................................................................35
Link Aggregate Advanced Parameters.................................................................................................38
Failover Group Advanced Parameters.................................................................................................39
Configuring a Link Aggregate..............................................................................................................40
Configuring a Failover Group..............................................................................................................41
Configuring an IP Address...................................................................................................................43
Configuring the Link Partner................................................................................................................43
Configuring HP Serviceguard..............................................................................................................43
Creating VLANs Over APA..................................................................................................................43
Verifying the Configuration..................................................................................................................44
What Happens During Start Up?..........................................................................................................44
Table of Contents 3