Limited Support For Engine 4; Creating A Car Policy - Cisco 12000 User Manual

Chapter 11 Layer 3 QoS
•
If an attempt is made to apply a CAR policy to an engine 2 module, then the request will be refused and
an appropriate error message is displayed, if an attempt is made to use CAR functionality other than that
listed above.
On engine 0 and 1 modules, the full range of CAR functions is supported.

Limited Support for Engine 4

The Engine-4 line cards (10 Port GigaEthernet and 1 Port OC-192 POS) have the following limitations
for applying CAR policies.
1.
2.
3.
4.
5.
6.

Creating a CAR Policy

To create a CAR policy, proceed as follows:
Choose Cisco 12000/10720 Manager>Configuration>Interface>QoS>CAR Policy Configuration
Step 1
from a relevant object to launch the CAR Policy Configuration window. See
information on which objects allow you to launch the CAR Policy Configuration window.
OL-4455-01
Available exceed-actions are:
drop (drop packet)
–
set-prec-transmit (rewrite packet precedence and send it)
–
transmit (transmit packet)
–
It is not PIRC Supported.
Traffic direction is restricted to Input Only.
ACL can be only IP-Precedence (ACL Index can have only 1-99).
Rate limited ACLs can be only IP-Precedence (ACL Index can have only 1-99).
Confirm-Action can be: Drop, Transmit and Set Prec. to X transmit.
Exceed-Action can be: Drop, Transmit and Set Prec. to Y transmit.
Cisco 12000/10700 v3.1.1 Router Manager User Guide
CAR Policy Configuration
Table 11-1 on page 11-2 for
11-7