Detailed description of Class of Service

Last Updated : Oct 30, 2012 |
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Use the COS feature to allow or deny user access to some system features, such as:
  • Automatic Callback
  • Call Forwarding
  • Data Privacy
  • Trunk-to-Trunk Transfer Override
  • QSIG Call Offer Originations
  • Contact Closure Activation
  • Console Permission
Use the Class of Restriction (COR) feature, instead of COS, to define the restrictions that apply when a user places or receives a call. For more information, see the Class of Restriction feature.
COS does not apply to trunk groups, except for the Remote Access feature. For more information, see the Remote Access feature.