Figure 40: Diffserv Configuration Without Traffic-Class Groups - Juniper JUNOSE 11.1.X - QUALITY OF SERVICE CONFIGURATION GUIDE 3-21-2010 Configuration Manual

Chapter 16: Configuring and Attaching QoS Profiles to an Interface
In this case, the configuration creates the groups but does not place any of the traffic
classes into the groups. Figure 40 on page 147 shows that IP 1, IP 2, and IP 3 contain
the ungrouped traffic classes, data, video, and voice.

Figure 40: Diffserv Configuration Without Traffic-Class Groups

Because the BE, AF, and EF groups have no queues, their scheduler attributes (weight,
assured rate, shaping rate) do not affect the HRR scheduler's distribution of
bandwidth.
147
Example: Diffserv Configuration with Multiple Traffic-Class Groups