[Samba] NT_STATUS_PROTOCOL_UNREACHABLE

[Daniel Berteaud]

----- Le 11 Jan 24, à 15:47, Christian Naumer via samba samba at lists.samba.org a écrit :

> Hi everyone,
> we are running Samba version 4.19.3 on Rocky Linux 8.9. Recently we have
> been seeing errors like these for all Linux hosts in our network.
> 
> Jan 11 15:36:55 dc4.REALM.COM samba[4339]: [2024/01/11 15:36:55.080863,
> 2] ../../auth/auth_log.c:876(log_authentication_event_human_readable)
> Jan 11 15:36:55 dc4.REALM.COM samba[4339]:   Auth: [Kerberos KDC,ENC-TS
> Pre-authentication] user [(null)]\[HOST$@REALM.COM] at [Thu, 11 Jan 2024
> 15:36:55.080852 CET] with [aes256-cts-hmac-sha1-96] status
> [NT_STATUS_PROTOCOL_UNREACHABLE] workstation [(null)] remote host
> [ipv4:X.X.X.X:52874] mapped to [REALM-02]\[HOST$]. local host [NULL]
> 
> 
> 
> Has anybody got an idea? We don't notice anything not functioning until now.

Noticed the same, and it's harmless. See https://lists.samba.org/archive/samba/2023-September/246689.html

Regards,
Daniel

-- 
Daniel Berteaud