Nortel Web OS 10.0, Application Manual

Page: 409 / 482

Web OS 10.0 Application Guide
Chapter 15: Content Intelligent Switching
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409
212777-A, February 2002
Layer 7 RTSP Streaming Cache Redirection
This section explains Layer 7 support for RTSP Streaming Cache Redirection. For conceptual
information on RTSP Streaming Cache Redirection, see
“RTSP Web Cache Redirection” on
page 211 . For detailed information on two prominent commercial RTSP servers—Real Player
and QuickTime—see “Real Time Streaming Protocol SLB” on page 155 .
To configure RTSP for Streaming Cache Redirection, follow this procedure:
1. Enable URL parsing for the redirection filter.
2. Configure the parameters and file extensions that will bypass RTSP streaming cache
redirection. (This is the user-defined non-cacheable content)
.
You can add or remove RTSP files like *.mov, *.smil, .rm, and so forth.
3. Assign the url string to the real server.
where ID is the identification number of the defined string.
4. Apply and save the configuration.
>> Main# /cfg/slb/filt
<filter number>
/adv
(Select the filtering advanced menu)
>> Filter 1 Advanced# urlp ena (Enable URL parsing)
>> /cfg/slb/layer7/rtspred (Select the RTSP cache redirection
menu)
>> Web Cache Redirection# add|rem <expression> (Add non-cacheable RTSP URL
expression for load balancing)
>> # /cfg/slb/real 1
(
Select the real server)
>> Real Server 1 # Layer 7
>> Real Server 1 Layer 7 Commands # addlb < ID > (Add the URL string ID for RTSP
cache redirection)
>> Real Server 1 Layer 7 Commands# apply
>> Real Server 1 Layer 7 Commands# save