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About the Supported category

How-tos and guides provided by the community and the Univention team. The articles documenting additional functionality based on Univention products. They are offered by Univention and the community with the intention t…

0 1976 May 2, 2017
Which TCP / UDP ports on the DC master must be accessable by other systems?
ucs-3 ,  ucs-4 ,  ports ,  ucs-5
0 11222 August 11, 2017
Erneuern der TLS/SSL-Zertifikate
ucs-4 ,  ssl ,  certificates
0 8609 August 7, 2017
Renewing the SSL certificates
ucs-4 ,  ssl ,  certificates ,  ucc ,  ucs-5
0 46945 August 8, 2017
Passwords are not synchronized to MS/AD
ucs-4 ,  ad-connection ,  password ,  sync
0 914 January 7, 2019
LDAP modify aborts with `LDAP Error: Undefined attribute type: entry update failed`
openldap ,  udm ,  ucs-4
0 1648 June 16, 2021
Computer is not synchronized due to Object class violation
ucs-3 ,  ucs-4 ,  s4-connector ,  traceback ,  work-in-progress
3 1220 August 1, 2024
Updating from PostgreSQL 11 to PostgreSQL 15
postgresql ,  installation ,  ucs-5-2
0 1666 October 18, 2023
Requirements for a successful join into the UCS domain
ucs-4 ,  join ,  domainjoin
0 7976 May 23, 2018
Samba 4 - Deleted Objects
samba-ad ,  ucs-4 ,  servicesforwindows ,  replication ,  ad ,  drs-replication ,  samba4
0 6022 February 4, 2014
UCS not affected by critical OpenSSH vulnerability CVE-2024-6387
security ,  ssh
0 247 July 2, 2024
Draft: Login call lasted too long
0 1009 December 14, 2021
Reinitialize Active Directory Connector
ucs-2 ,  ucs-4 ,  ad-connection ,  servicesforwindows
0 2552 June 5, 2015
Re-Provisioning Samba4 on a DC Primary taken over from a german AD
ad-takeover ,  reprovisioning ,  ucs-5 ,  samba4
1 286 May 30, 2024
Pre-update checks for UCS 5.0-0 aborts warning about a very large Samba TDB database
samba-ad ,  samba ,  samba-ad-dc ,  ucs-4-4 ,  ucs-5-0 ,  samba4 ,  ucs-4-4
0 1663 June 9, 2021
UCS unaffected by the OpenSSH/XZ/liblzma supply chain vulnerability (CVE-2024-3094)
security ,  ssh
0 526 March 30, 2024
Status of Meltdown, Spectre and Foreshadow/L1TF and MDS security issues in UCS
ucs-4-2 ,  kernel ,  security ,  ucs-4-3 ,  meltdown ,  spectre ,  foreshadow ,  l1tf ,  ucs-4-4 ,  mds
0 5598 January 9, 2018
Problem: UMC Diagnostic module complains about deprecated Samba database type tdb in UCS 5.2
samba-ad ,  samba ,  samba-ad-dc ,  samba4
2 339 March 26, 2024
Problem: AD-Connector doesn't start due to SSL problems
ssl ,  ad-connection ,  problem ,  ucs-5
0 1850 March 31, 2023
Cool Solution - Single Server Backup and Restore
ucs-4-1 ,  cool-solution ,  backup
0 2458 February 28, 2017
Samba4 / Active Directory-compatible Domain Controller has been uninstalled when updating UCS 5.0-3 errata, or update to 5.0-4(Bug 56516)
samba-ad ,  update ,  ucs-5-0-3
0 626 September 4, 2023
Renewing the complete SSL certificate chain
ucs-3 ,  ucs-4 ,  ssl ,  certificates ,  root-ca
0 7556 June 17, 2015
Analyze boot problems
ucs-4 ,  grub ,  console ,  installation ,  serial
0 2464 August 1, 2017
Remove LDAP schema extensions
openldap ,  ucs-4 ,  ldap ,  schema
1 5521 October 7, 2022
How to enable core dumps on UCS systems
ucs-3 ,  ucs-4 ,  systemd ,  installation ,  core ,  ulimit ,  segfault ,  ucs-5
0 1963 November 24, 2016
Updating from PostgreSQL 9.1 to PostgreSQL 9.4
ucs-4 ,  postgresql ,  ucs-4-2 ,  installation
0 5327 February 27, 2018
Migration of OpenLDAP database backend from BDB to MDB
ldap ,  howto ,  ucs-5
2 1356 January 22, 2024
Troubleshooting Windows domains logons
ucs-3 ,  samba-ad ,  windows ,  samba ,  ucs-4 ,  servicesforwindows ,  troubleshooting ,  login ,  logon ,  ucs-5
0 1243 August 26, 2014
Problem: Evaluating group policies
ucs-3 ,  samba-ad ,  ucs-4 ,  group-policy ,  servicesforwindows ,  gpo ,  samba4
1 5071 November 17, 2023
Lost services on fileserver if master is shut down
openldap ,  samba ,  ucs-4 ,  servicesforwindows ,  shares ,  ldap ,  samba4
0 875 February 9, 2015
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