Junos Class of Service (JCOS)

This course benefits individuals responsible for configuring and monitoring devices running the Junos OS, especially those in a service provider environment. It also benefits individuals responsible for designing networks containing devices running the Junos OS.

After successfully completing this course, you should be able to:

Understand the history and evolution of CoS.
Identify the CoS fields in various packet headers.
List the CoS processing stages on devices running the Junos OS.
Identify the default CoS settings on devices running the Junos OS.
Configure and verify behavior aggregate (BA) and multifield (MF) classification.
Configure and verify two-color and tricolor marking policers.
Configure and verify schedulers and their components.
Configure and verify the multiple levels of hierarchical schedulers.
Configure and verify packet header rewriting.
Configure and verify class-based forwarding.
Create a CoS configuration based on a set of design requirements.