Event ID 16509 — Advanced QoS Settings

Applies To: Windows Server 2008 R2

Advanced Quality of Service (QoS) settings provide additional controls for IT administrators to manage computer network use and DSCP markings. Advanced QoS settings apply only at the computer level, whereas QoS policies can be applied at both the computer and user levels.

Event Details

Product: Windows Operating System
ID: 16509
Source: Tcpip
Version: 6.1
Message: The Advanced QoS Setting for DSCP marking overrides successfully refreshed. Setting value is not specified by any QoS policy. Local computer default will be applied. By default, applications can set DSCP values independently of QoS policies.


This is a normal condition. No further action is required.

Advanced QoS Settings