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Cisco 10000 Series Router Quality of Service Configuration Guide
OL-7433-09
Chapter 1 Quality of Service Overview
QoS Features, Commands, and Changes
Cisco IOS Release: Release 12.3(7)XI
Description: This command was enhanced on the PRE2 to include a three-color marker and the
set-mpls-exp-imposition-transmit policing action. This action is available only on the PRE2.
Cisco IOS Release: Release 12.2(28)SB
Description: This command was integrated in Cisco IOS Release 12.2(28)SB.
Cisco IOS Release: Release 12.2(31)SB2
Description: This command was introduced on the PRE3 to allow you to police traffic on the L2TP
access concentrator (LAC) based on the value of a packet’s IP DSCP bits.
Cisco IOS Release: Release 12.2(33)SB
Description: This command was enhanced to include the following police actions:
• set-cos-transmit to set the class of service (CoS) bit value
• set-atm-clp-transmit to set the ATM cell loss priority (CLP) bit value.
• set-frde-transmit to set the Frame Relay discard eligibility (DE) bit value.
police percent Command
Cisco IOS Release: Release 12.0(25)SX
Description: The police percent command was introduced on the PRE1 to allow you to configure traffic
policing as a percentage of the interface bandwidth on which policing is applied. Configuring traffic
policing based on bandwidth percentage enables you to use the same policy map for multiple interfaces
with differing amounts of bandwidth.
Cisco IOS Release: Release 12.3(7)XI
Description: This command was introduced on the PRE2.
Cisco IOS Release: Release 12.2(28)SB
Description: This command was enhanced on the PRE2 to allow you to configure two traffic policing
rates as a percentage: the committed information rate (CIR) and the peak information rate (PIR).
Cisco IOS Release: Release 12.2(31)SB2
Description: This command was introduced on the PRE3 to allow you to police traffic on the L2TP
access concentrator (LAC) based on the value of a packet’s IP DSCP bits.
police Command (Two-Rate)
Cisco IOS Release: Release 12.2(28)SB
Description: The single-rate police command was enhanced on the PRE2 to allow you to configure two
traffic policing rates: the committed information rate (CIR) and the peak information rate (PIR).
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