HP e-Commerce / XML director server appliance sa8250 - Users Guide

C H A P T E R 1 HP e-Commerce/XML Director Server Appliance SA8250 User Guide
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The SA8250 also provides reliable URL- and port-based load
balancing, failover, and policy-based management to your e-
Commerce site, web site, or Intranet. The SA8250 adds the ability to
look into the data beyond the URL, and is the best load balancing
solution available for the reasons shown in this table.
Assumptions
This document assumes that you are a network administrator and that
you have at least a basic understanding of the following:
• XML usage and syntax
• Networking concepts and terminology
• Network topologies
• Networks and IP routing
Feature Description
Reliability
The SA8250 provides 7 x 24 uptime through failover systems and
the inherent robustness of leading network protocols.
Fault Resistance
The SA8250-managed configurations offer many features and
capabilities that improve the availability and reliability of server-
based services.
Policy-based
Management
The SA8250 allows system administrators to implement classes of
service, assign priority levels, and set target response times.
Intelligent Content
Routing
The SA8250 takes application-aware routing to a new level with
the ability to segment Internet content according to the requested
URL and embedded XML data.
Error Recovery
Application intelligence allows the SA8250 to understand and
correct transport-related application errors transparently to the end
user.
Secure Sockets Layer
Acceleration
The SA8250 can offload encrypted web traffic (HTTPS) providing
a significant performance improvement over web server based
Secure Sockets Layer (SSL) processing.
SA8250 Features