[Samba] Samba4 Windows Client Time Sync Issue

Marco Shmerykowsky PE
2023-06-26T18:34:05Z

On 6/26/2023 12:11 PM, Rowland Penny via samba wrote:
>
>
> On 26/06/2023 16:10, Marco Shmerykowsky PE via samba wrote:
>> On 6/24/2023 5:23 PM, Andrey Repin wrote:
>>> Hello Marco Shmerykowsky PE,
>>>
>>> Friday, June 23, 2023, 6:32:38 PM, you wrote:
>>>
>>>> I just realized that some of my Windows 10 clients do
>>>> not appear to be syncing the time correctly.
>>>
>>>> I setup NTP to run on my Netgate PFSense server.? It is
>>>> using pfsense.pool.ntp.org Time Servers.? I configured NTP
>>>> on my Samba servers to point to back to the PFSense Server.
>>>
>>>> NTP on the samba servers have the following ntp.conf files:
>>>
>>>> # /etc/ntp.conf, configuration for ntpd; see ntp.conf(5) for
help
>>>
>>>> driftfile /var/lib/ntp/ntp.drift
>>>
>>>> statistics loopstats peerstats clockstats
>>>> filegen loopstats file loopstats type day enable
>>>> filegen peerstats file peerstats type day enable
>>>> filegen clockstats file clockstats type day enable
>>>
>>>> server PFSENSE-SERVER iburst
>>>
>>> Write full DNS name here for clarity, or use IP address if name
>>> resolution
>>> could fail.
>>>
>>>> restrict -4 default kod notrap nomodify nopeer noquery limited
>>>> restrict -6 default kod notrap nomodify nopeer noquery limited
>>>
>>>> restrict 127.0.0.1
>>>> restrict ::1
>>>
>>>> restrict source notrap nomodify noquery
>>>
>>>> Should this be working? If not what should I be correcting?
>>>
>>> For win10 clients, reset and restart w32tm service.
>>>
>>> w32tm /unregister
>>> w32tm /register
>>> w32tm /config ...
>>>
>>>
>>
>> The ip address is specified in the config files.
>> I just "redacted" it for the post.
>>
>> The win32tm commands above didn't change anything.? The client
computers
>> that are not syncing report "Local CMOS Clock" in response to
the
>> command "w32tm /query /source".? The machines where the clock
is
>> syncing report:
>>
>> ip_address_of_NTP_Server,0x9
>>
>> Another point.? The Samba wiki notes to set
>>
>> ntpsigndsocket /usr/local/samba/var/lib/ntp_signd/
>>
>> in the ntp.conf file.? I don't have that line in the config files,
but
>> 'netstat -xpln|grep signd' des return something:
>>
>> unix? 2????? [ ACC ]???? STREAM???? LISTENING???? 106800290
>> 32101/samba: task[n? /var/lib/samba/ntp_signd/socket
>>
>>
>
> Your clients should be using a DC as their time server and the DC's
> could then use your netgate appliance.
>
> You might want to read this:
>
> https://wiki.samba.org/index.php/Time_Synchronisation
>
> Rowland
>

That's exactly what I thought I had done.  The DC's point to
the netgate server.  I was under the impression that the clients
would automatically time sync by logging into the domain.

Some PC's/Clients are syncing.  Others are connecting to "Local
CMOS Clock".