HP StorageWorks Enterprise File Services WAN Accelerator 3.0.4 deployment guide (AG421-96001, March 2007)

HP STORAGEWORKS ENTERPRISE FILE SERVICES WAN ACCELERATOR DEPLOYMENT GUIDE 45
5 - CONNECTION FORWARDING
CHAPTER 5 Connection Forwarding
In This Chapter This chapter describes the HP EFS WAN Accelerator connection forwarding feature
and how to deploy the HP EFS WAN Accelerator in asymmetric networks using
connection forwarding. You can configure HP EFS WAN Accelerator connection
forwarding on the client-side or server-side of a network. The examples in this chapter
describe configuring server-side connection forwarding. This chapter includes the
following sections:
 “Introduction to Connection Forwarding,” next
 “One-to-One Failover Deployment” on page 47
 “Configuring Connection Forwarding” on page 47
This chapter assumes you are familiar with the HP EFS WAN Accelerator
Management Console (Management Console). For detailed information about the
Management Console and how to use it, see the HP Enterprise File Services WAN
Accelerator Management Console User Guide.
This chapter also assumes that you are familiar with the installation and configuration
process for the HP EFS WAN Accelerator. For detailed information, see the HP
StorageWorks Enterprise File Services WAN Accelerator Installation and
Configuration Guide.
Introduction to Connection Forwarding
In asymmetric networks, a client request traverses a different network path from the
server response. Although the packets traverse different paths, to optimize a
connection, packets traveling in both directions must pass through the same client-side
and server-side HP EFS WAN Accelerators.