You can refine audio quality for Office Communicator Phone Edition users in the pool by configuring Quality of Service settings.

For optimum quality of service, we recommend that you do not change the default Voice QoS valueor the default 801.2p Voicesetting.

To configure Quality of Service for Microsoft Office Communicator Phone Edition

  1. Open the Office Communications Server 2007 R2 snap-in.

  2. In the console tree, expand the Forestnode, and then do one of the following:

    • If you are configuring a Standard Edition server, expand Standard Edition Servers, right-click the Standard Edition pool that you want to configure (not the server itself but the pool-level node for that server), point to Properties, and then click Front End Properties.

    • If you are configuring an Enterprise pool, expand Enterprise Pools, expand the pool that you want to configure, right-click Front Ends, and then click Properties.

  3. On the Voicetab, next to Advanced options, click Configure.

  4. In the Advanced Voice Optionsdialog box, under Quality of Service, accept the default values for Voice QoS valueand 802.1p Voiceor type new values. Acceptable value ranges are shown in Table 1.

    Table 1. Valid Ranges for Voice QoS Value and 801.2p Voice

    Voice QoS Value setting 801.2p Voice setting

    0-63; the default value is 40

    0–7; the default value is 0