34
C
HAPTER
1: W
EB
C
ACHING
C
ONCEPTS
AND
D
EPLOYMENT
There are various configuration solutions for Transparent and Proxy
caching which are summarized in
Table 3
.
Table 3
Summary of Deployment Modes
Transparent caching
Transparent Cache
Deployment
An overview of the Transparent cache deployment mode.
See
page 36
Layer 4 redirecting switch.
The Webcache is connected to a Layer 4 redirecting switch, for
example the SuperStack 3 Switch 4400.
See
page 38
SuperStack 3 Server Load
Balancer
The Webcache is connected to a SuperStack 3 Server Load Balancer to
improve the scaling and performance of a group of Web servers.
See
page 40
WCCP Router
The Webcache is connected to one or more WCCP-enabled Cisco
routers.
See
page 41
Proxy Relay caching
Proxy Relay Deployment
An overview of the Proxy Relay deployment mode.
See
page 44
Proxy caching
Proxy Cache Deployment
An overview of the Proxy cache deployment mode.
See
page 45
Manual Configuration
The Web browser on each client machine is configured to explicitly
direct its Web requests to the Webcache.
See
page 47
PAC Files
A Proxy Auto Configuration (PAC) file is used to configure the Web
browser on each client machine. PAC files allow you to create
configuration rules that determine how the Web browser operates.
See
page 48
Web Proxy Auto-Discovery
(WPAD)
The Webcache and Microsoft Internet Explorer 5 (and later versions)
support the WPAD protocol. This protocol enables the Web browser
on client machines to automatically find and load proxy configuration
information (stored in a PAC file) from a server on your network
without user intervention.
See
page 49
Third-Party Applications
There are applications from many vendors that can help you to
manage networks of client machines.
See
page 52
Inline caching
Inline Cache Deployment
An overview of the Inline cache deployment mode.
See
page 52
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Summary of Contents for SuperStack 3 WEBCACHE 1000
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