Table of Contents
1 Introduction
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9
Conceptual overview..............................................................................................................................9
Link aggregate...................................................................................................................................9
Load balancing...........................................................................................................................10
Failover group.................................................................................................................................11
Proactive failover........................................................................................................................11
TCP Segmentation Offload..............................................................................................................12
VLAN support.................................................................................................................................12
Interoperability with HP Serviceguard................................................................................................13
Administrative methods.......................................................................................................................13
HP System Management Homepage..............................................................................................13
nwmgr command............................................................................................................................15
Manually editing configuration files...............................................................................................15
2 Installing the APA software
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17
Installation requirements......................................................................................................................17
Product dependencies.....................................................................................................................17
Hardware requirements..................................................................................................................17
Supported switches....................................................................................................................17
Supported LAN cards................................................................................................................17
Operating system requirements......................................................................................................18
Software requirements ....................................................................................................................18
Installing the software...........................................................................................................................18
Verifying the installation ......................................................................................................................18
Removing the software.........................................................................................................................19
3 Configuring APA
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21
HP APA configuration examples..........................................................................................................21
Enterprise intranet client/server environment................................................................................21
Internet or large enterprise environments using routers................................................................22
Server-to-Server (Back-to-Back).......................................................................................................24
Hot Standby for high availability....................................................................................................25
Server-to-Server with switch (not recommended)..........................................................................26
Failover group.................................................................................................................................27
Failover group using link aggregates .............................................................................................28
Preparing for configuration..................................................................................................................29
Link aggregate advanced parameters...................................................................................................32
Failover group advanced parameters...................................................................................................33
Configuring a link aggregate................................................................................................................34
Configuring a failover group................................................................................................................35
Configuring an IP address....................................................................................................................37
Configuring the link partner.................................................................................................................37
Configuring HP Serviceguard..............................................................................................................37
Creating VLANs over APA...................................................................................................................37
Verifying the configuration...................................................................................................................38
What happens during start up?............................................................................................................38
Table of Contents
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