- Written by Imtiyaz Mohammad
- Posted on June 17, 2025
- Updated on June 17, 2025
- 24 Views
Class based forwarding (CBF) is a means for steering network traffic into colored tunnels based on one or more fields of the ingress traffic. Rephrased, CBF is forwarding of traffic based on “classes” which are derived from fields in the ingress packet headers and policies provisioned on the router.