No relevant resource is found in the selected language.

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>Search


To have a better experience, please upgrade your IE browser.


Log Reference

AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600 V200R007

This document supports all the logs of device, including the parameters, meaning, possible causes and solution.
Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).



IFPDT/4/IF_SYNTYPE:The working mode of [STRING1] has changed to [STRING2] type.


The working mode of the synchronous serial interface was changed to DTE or DCE.


Parameter Name Parameter Meaning


Indicates the name of the interface whose working mode was changed.


Indicates the changed working mode:
  • DTE: indicates that the interface functions as a DTE interface.
  • DCE: indicates that the interface functions as a DCE interface.

Possible Causes

Cause 1:

The synchronous serial interface was removed and inserted.

Cause 2:

The cable connector was changed.

Cause 3:

The working mode of the synchronous serial interface alternated between asynchronous mode and synchronous mode.


  • This log message is informational only, and no action is required.

Updated: 2019-05-29

Document ID: EDOC1000097209

Views: 92295

Downloads: 181

Average rating:
This Document Applies to these Products
Related Documents
Related Version
Previous Next