Figure 14: Acx Series Router Packet Handling - Juniper ACX1000 Hardware Manual

ACX1000 and ACX1100 Universal Access Router Hardware Guide
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22
are strict-high and default (low). The ACX series router architecture supports both
weighted random early detect (WRED) and weighted tail drop (WTD).
All CoS features are supported at line rate.
The packet pipeline through an ACX Series router is shown in
that the rate limiting is done with an integrated architecture along with all other CoS
functions. Scheduling and shaping are supported on the output side.

Figure 14: ACX Series Router Packet Handling

BA and fixed classification
Forwarding class and packet loss priority
MF classification
Policing can overwrite forwarding class
and packet loss priority
Rate limiting
ACX1000 and ACX1100 Routers Hardware and CLI Terminology Mapping on page 5
Configuring CoS on ACX Series Universal Access Routers
Scheduling and shaping
Qn
Forwarding class
Qn + packet loss priority WRED
Forwarding class and packet loss priority
determine rewrite value
Copyright © 2013, Juniper Networks, Inc.
Figure 14 on page 22. Note
Scheduling and
shaping