repadmin/showrepl command returen "codonot find the the domain controller"

Mohamed khairy 61 Reputation points

i have two domain controller one primary named "PDC101" and secondary "additional" one called "SDC101"
they were of for long time
when i checked the replication between them from both sides i have the following error" Could not find the domain controller" with error ID 1908 as in the screenshot:

i checked the FSMO rules in both domain controller machine and the check is successful as below:
so please advise.

Note: i checked dns setting and it is ok
flushed DNS/registered it also

Windows Server 2016
Windows Server 2016
A Microsoft server operating system that supports enterprise-level management, data storage, applications, and communications.
1,854 questions
Active Directory
Active Directory
A set of directory-based technologies included in Windows Server.
3,961 questions
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Accepted answer
  1. Dave Patrick 341.5K Reputation points MVP

    Please run;

    Dcdiag /v /c /d /e /s:%computername% >c:\dcdiag.log
    repadmin /showrepl >C:\repl.txt
    ipconfig /all > C:\dc1.txt
    ipconfig /all > C:\dc2.txt

    then put unzipped text files up on OneDrive and share a link.

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