Platform Considerations ! 7
Chapter 2: Creating Policies
Platform Considerations
Policy services are supported on all E-series routers.
For information about the modules supported on E-series routers:
! See the ERX Module Guide for modules supported on ERX-7xx models,
ERX-14xx models, and the ERX-310 router.
! See the E320 Module Guide for modules supported on the E320 router.
Creating Classifier Control Lists
CLACLs specify the criteria by which the router defines a packet flow. Ta b l e 4 lists
the criteria that you can use to create CLACLs for different types of traffic flows. See
Chapter 4, Policy Resources for more information about the hardware and software
CLACLs that are supported for each interface type.
Table 4: CLACL Criteria
Type of CLACL Criteria
AT M ! CLP
! Color
! Traffic class
! User packet class
Frame Relay
! Color
! Mark discard eligibility (DE) bit
! Traffic class
! User packet class
GRE
! Color
! Traffic class
! Type-of-service (ToS) byte
! User packet class