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

G L O S S A R Y HP e-Commerce/XML Director Server Appliance SA8250 User Guide
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the client by a path other than the one established for the original
connection. This method typically results in faster delivery of the
requested content to the client.
OSPF Open Shortest Path First. A link-state routing algorithm used to
calculate routes based on the number of routers, transmission speed,
delays, and route cost.
Policy Rules used to effect changes in server resource apportionment
according to conditions and thresholds established by a system
administrator
Policy Group A set of services chosen and prioritized to automate network
performance to support a specific business model
Port In the context of TCP/IP sessions, a unique protocol-specific handle
Priority Description of an IP service’s place in the hierarchy of services within
a Policy Group
Private Key The part of a key in a public key system that is kept secret and used
only by its owner. It is used for decrypting messages and for making
digital signatures.
Public Key The part of a key in a public key system that is distributed widely, and
is not kept secure. Used for encryption or for verifying signatures.
RICH Real-time Intelligent Content Handling, or Layer 7. The manner in
which the SA8250 analyzes and allocates requests for IP services
according to the type of content requested.
RIP Routing Information Protocol
SAP Source Address Preservation. A SA8250 option which, when
enabled, allows server logs to reflect the true IP addresses of
requesting clients.
Service A service is an application protocol that is offered on a network. The
devices where the service is running are identified by an IP address.
A port is used to identify the protocol at the designated IP address.
Services contain an IP address and a port. For example,
10.54.67.6:80 describes a service consisting of a server’s HTTP
application listening on port 80.
Signing Request Required for a request for certificate authentication by a Certificate
Authority