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S12700 V200R010C00 Configuration Guide - QoS

This document describes the configurations of QoS functions, including MQC, priority mapping, traffic policing, traffic shaping, interface-based rate limiting, congestion avoidance, congestion management, packet filtering, redirection, traffic statistics, ACL-based simplified traffic policy, and HQoS.
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Licensing Requirements and Limitations for Congestion Avoidance and Congestion Management

Licensing Requirements and Limitations for Congestion Avoidance and Congestion Management

Involved Network Elements

Other network elements are not required.

Licensing Requirements

Congestion management and congestion avoidance are basic features of a switch and are not under license control.

Version Requirements

Table 5-2 describes the products and versions supporting congestion management and congestion avoidance.

Table 5-2  Products and versions supporting congestion management and congestion avoidance


Product Model

Software Version


S12708 and S12712

V200R005C00, V200R006C00, V200R007C00, V200R007C20, V200R008C00, V200R009C00, V200R010C00, V200R011C10


V200R010C00, V200R011C10


V200R008C00, V200R009C00, V200R010C00, V200R011C10

To know details about software mappings, see Hardware Query Tool.

Feature Limitations

  • The switch supports a maximum of 64 WRED drop profiles. A maximum of 16 WRED drop profiles that were configured first can be applied on the X series cards. A maximum of 64 WRED drop profiles can be applied on other cards.
  • The XGE interface connected to the ET1D2IPS0S00, ET1D2FW00S00, ET1D2FW00S01, ET1D2FW00S02, or ACU2 card does not support setting the length of an interface queue.
Updated: 2019-08-21

Document ID: EDOC1000142089

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