Web Application Servers and HTTP Servers
Web HTTP servers are frequently configured for use as proxy servers that support load balancing and firewall configurations in front of the web application servers that host the SAS web applications. HTTP servers can also be used to serve static content that is associated with Java web applications. Refer to your selected web application server vendor's configuration requirements for a list of HTTP servers that are supported for use in this manner.
SAS® Data Surveyor for Clickstream Data Mid-Tier requires the installation of Apache HTTP Server. Apache HTTP Server requirements for use with SAS Data Surveyor for Clickstream Data Mid-tier can be found in the install center.
To upgrade versions of any of the web application servers below, see the instructions in Upgrading Web Application Servers That Are Used With the SAS® 9.3 Middle-Tier Configuration.
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