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S12700 V200R010C00 Configuration Guide - Reliability

This document describes the configuration of BFD, DLDP, VRRP, SmartLink, CFM, EFM, Y.1731 and MAC swap loopback to ensure reliability on the device.
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(Optional) Configuring a Receiving Device to Ignore Remote Loopback Requests

(Optional) Configuring a Receiving Device to Ignore Remote Loopback Requests

Context

If an interface is in loopback state, the interface loops back all received traffic, causing service interruption and allowing attacks. To solve these problems, configure the local device to ignore remote loopback requests.

Procedure

  1. Run:

    system-view

    The system view is displayed.

  2. Run:

    interface interface-type interface-number

    The interface view is displayed.

  3. Run:

    efm loopback ignore-request

    The interface is configured to ignore remote loopback requests.

    By default, the local device processes remote loopback requests.

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Updated: 2019-04-20

Document ID: EDOC1000142090

Views: 88648

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