Interfaces Supporting Traffic Shaping; Configuring Traffic Shaping - Cisco 10000 Series Configuration Manual

Chapter 9 Shaping Traffic

Interfaces Supporting Traffic Shaping

The following describes interface support for traffic shaping:
Interfaces Supporting Traffic Shaping
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* Requires a specific type of hierarchical policy or a policy map with only the class-default class defined.
The class-default class must have the shape command configured.
** Requires a specific type of hierarchical policy. For more information, see
for Multiple Policy Levels."
The router supports traffic shaping only on outbound interfaces.
Note
Interfaces Not Supporting Traffic Shaping
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The router does not support traffic shaping on inbound interfaces.
Note

Configuring Traffic Shaping

To configure traffic shaping, perform the following configuration tasks:
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that is making the guarantees. Retaining the data in the router allows the router to prioritize traffic
according to the guarantees it is making. (Packet loss can result in detrimental consequences for
real-time and interactive applications.)
Physical
Multilink PPP and multilink Frame Relay
ATM variable bit rate (VBR) and constant bit rate (CBR) PVCs, and point-to-point subinterfaces
Label-controlled ATM (LC-ATM) subinterfaces *
Frame Relay permanent virtual circuits (PVCs), point-to-point subinterfaces, and map classes **
Ethernet VLANs **
ATM unspecified bit rate (UBR) PVCs and point-to-point subinterfaces
IP tunnel
Virtual-access (See the "VAI QoS Inheritance" section on page
Shaping a Traffic Class, page 9-14
Shaping Traffic at the VC-Level and Virtual Path-Level, page 9-15
Cisco 10000 Series Router Quality of Service Configuration Guide
Interfaces Supporting Traffic Shaping
Chapter 13, "Defining QoS
4-24.)
9-13