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NE20E-S2 V800R010C10SPC500 Configuration Guide - System Management 01

This is NE20E-S2 V800R010C10SPC500 Configuration Guide - System Management
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Maintaining Clock Synchronization

Maintaining Clock Synchronization


Perform the following operations on the device:


  1. Run system-view

    The system view is displayed.

  2. Configure the function of maintaining clock synchronization as required.

    • Run the clock alarm-switch ais enable command to enable the AIS alarm of the E1 interface to associate with clock source status.

    • Run the clock alarm-threshold frequency-offset frequency-offset-value command to configure the alarm threshold for frequency offset at the physical layer.

    • Run the clock bits bits0 lti-action-2mbps { send-dnu | send-ais } or clock bits bits0 lti-action-2mbps { send-dnu | send-ais } slot slot-id command to configure BITS interface output actions when the 2M ring does not trace the clock source.

    • Run the clock input-threshold { dnu | prc | sec | ssua | ssub } command to configure the threshold for the input quality level of an external clock source.

    • Run the clock oam profile ccsa command to configure the CCSA OAM function.

  3. Run commit

    The configuration is committed.

Updated: 2019-01-02

Document ID: EDOC1100055400

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