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S12700 V200R012C00 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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Application Scenarios for Packet Filtering

Application Scenarios for Packet Filtering

Packet filtering allows the device to permit only trusted packets to pass through. The device discards any untrusted packets. This function improves network security and allows flexible network planning.

As shown in Figure 6-1, packet filtering can be configured to prevent mutual access between the marketing department and the R&D department and between the marketing department and the administrative department, ensuring information security.

Figure 6-1  Networking of packet filtering

Updated: 2019-01-18

Document ID: EDOC1100038410

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