Vista SP1 (or SP2) DSCP settings for QoS OC 2007 R2

[LEFT][CODE]http://communicationsserverteam.com/archive/2009/06/04/458.aspx[/CODE]

[FONT=Verdana]In order to mark Audio and Video packets for DSCP in OC 2007 R2 â the following steps has to be performed on Vista SP1 and SP2 PCs: [/FONT]
[FONT=Verdana]1)[FONT=Times New Roman] [/FONT][/FONT][FONT=Verdana]Create and update the following key : (32 bit DWORD set to) [/FONT]
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[COLOR=black][FONT=Verdana]a.[FONT=Times New Roman] [/FONT][/FONT][/COLOR][B][COLOR=black][FONT=Verdana]HKEY_LOCAL_MACHINE\Software\Microsoft\RTC\Transport\QoSEnabled[/FONT][/COLOR][/B][COLOR=black][FONT=Verdana] [/FONT][/COLOR]
[COLOR=black][FONT=Verdana]b.[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Set 32 bit Dword to 1 to enable[/FONT][/COLOR][COLOR=black][FONT=Verdana] [/FONT][/COLOR]
[B][COLOR=black][FONT=Verdana]c.[FONT=Times New Roman] [/FONT][/FONT][/COLOR][/B][COLOR=black][FONT=Verdana]Reboot PC â [B](this will not take effect until rebooted)[/B][/FONT][/COLOR][B][COLOR=black][FONT=Verdana] [/FONT][/COLOR][/B]
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[COLOR=black][FONT=Verdana]After the reboot, RTP Media will be marked with the following default values: (which can be changed) [/FONT][/COLOR]
[COLOR=black][FONT=Verdana]1)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Audio calls will be marked with DSCP 40 [/FONT][/COLOR]
[COLOR=black][FONT=Verdana]2)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Video will be marked with DSCP 24 [/FONT][/COLOR]
[COLOR=black][FONT=Verdana]These default values can be changed by going to Group Policy and changing the default value show below:[/FONT][/COLOR]
[INDENT] [COLOR=black][FONT=Verdana] [URL="http://communicationsserverteam.com/photos/ocs_images/picture448.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/448/460x287.aspx[/IMG][/URL]
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[B][COLOR=black][FONT=Verdana]Setting SIP TLS packets for specific DSCP markings [/FONT][/COLOR][/B]
[COLOR=black][FONT=Verdana]For customers who also want signaling (SIP TLS) to be marked with unique DSCP values - [U]a group policy will have to be created[/U]. (see following steps) [/FONT][/COLOR]
[COLOR=black][FONT=Verdana]1)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Under Group Management Editor â Create New Policy

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[INDENT] [URL="http://communicationsserverteam.com/photos/ocs_images/picture449.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/449/437x274.aspx[/IMG][/URL][/INDENT][COLOR=black][FONT=Verdana]2)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Set Policy Name DSCP value for SIP signaling. We will use DSCP 40 for SIP signaling per RFC 4504. [/FONT][/COLOR]
[INDENT] [URL="http://communicationsserverteam.com/photos/ocs_images/picture450.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/450/439x260.aspx[/IMG][/URL][/INDENT][COLOR=black][FONT=Verdana]3)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Next add exact program path and name:[/FONT][/COLOR]
[INDENT] [COLOR=black][FONT=Verdana][/FONT][/COLOR][COLOR=black][FONT=Verdana](c:\Program Files\Microsoft Office Communicator\communicator.exe)[/FONT][/COLOR]
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[COLOR=black][FONT=Verdana][URL="http://communicationsserverteam.com/photos/ocs_images/picture451.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/451/440x287.aspx[/IMG][/URL][/FONT][/COLOR]
[COLOR=black][FONT=Verdana][/FONT][/COLOR] [COLOR=black][FONT=Verdana]4)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Next all (i.e any) IPs will be used as the filter [/FONT][/COLOR]
[INDENT] [URL="http://communicationsserverteam.com/photos/ocs_images/picture452.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/452/429x270.aspx[/IMG][/URL][/INDENT][COLOR=black][FONT=Verdana]5)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Next select TCP 5061 as the destination port. (SIP TLS uses TCP 5061) [/FONT][/COLOR]
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[INDENT] [COLOR=black][FONT=Verdana][URL="http://communicationsserverteam.com/photos/ocs_images/picture453.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/453/442x278.aspx[/IMG][/URL][/FONT][/COLOR]
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[COLOR=black][FONT=Verdana][/FONT][/COLOR] [COLOR=black][FONT=Verdana]6)[FONT=Times New Roman] [/FONT][/FONT][/COLOR][COLOR=black][FONT=Verdana]Click finish and you are done! [/FONT][/COLOR]
[INDENT] [URL="http://communicationsserverteam.com/photos/ocs_images/picture454.aspx"][IMG]http://communicationsserverteam.com/photos/ocs_images/images/454/429x269.aspx[/IMG][/URL]
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