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Configuration Guide - Device Management

CloudEngine 8800, 7800, 6800, and 5800 V200R002C50

This document describes the configurations of Device Management, including device status query, hardware management, Information Center Configuration, NTP, Synchronous Ethernet Configuration, Fault Management Configuration, Energy-Saving Management Configuration, Performance Management Configuration, Maintenance Assistant Configuration, and OPS Configuration.
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Licensing Requirements and Limitations for NTP

Licensing Requirements and Limitations for NTP

Involved Network Elements

Other network elements are required to support NTP.

Licensing Requirements

NTP is a basic feature of CE8800, CE7800, CE6800, and CE5800 series switches and is not under license control.

Version Requirements

Table 4-2 Products and minimum version supporting NTP
Product Model Minimum Version Required
CE8868EI/CE8861EI V200R005C10
CE8860EI V100R006C00
CE8850-32CQ-EI V200R002C50
CE8850-64CQ-EI V200R005C00
CE7850EI V100R003C00
CE7855EI V200R001C00
CE6810EI V100R003C00
CE6810-48S4Q-LI/CE6810-48S-LI V100R003C10
CE6810-32T16S4Q-LI/CE6810-24S2Q-LI V100R005C10
CE6850EI V100R001C00
CE6850-48S6Q-HI V100R005C00
CE6850-48T6Q-HI/CE6850U-HI/CE6851HI V100R005C10
CE6855HI V200R001C00
CE6857EI V200R005C10
CE6870-24S6CQ-EI/CE6870-48S6CQ-EI V200R001C00
CE6870-48T6CQ-EI/CE6860EI/CE6856HI/CE6880EI V200R002C50
CE6875EI V200R003C00
CE6865EI V200R005C00
CE5810EI V100R002C00
CE5850EI V100R001C00
CE5850HI V100R003C00
CE5855EI V100R005C10
CE5880EI V200R005C10

Feature Limitations

  • The existing configuration is not deleted when the NTP service function is disabled.

  • A device supports a total of 128 multicast servers, peers, unicast servers, 1024 NTP authentication keys, and 1024 multicast clients. However, only 128 multicast clients can take effect simultaneously.

  • A maximum of 128 sessions can be established on the same device running the NTP service, including static and dynamic sessions.

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Updated: 2019-03-21

Document ID: EDOC1000166632

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