Knowledge Base

Supported How-tos and guides provided by the community and the Univention team. Cool Solutions Community How-tos and guides provided by the community and the Univention team.

Topic	Replies	Views	Activity
About the Knowledge Base category Knowledge Base	0	2489	February 14, 2017
Problem:S4-Connector Rejects - Invalid syntax: Maximum password age Community udm , samba , ucs-4 , problem , ucs-5 , s4	1	4	June 3, 2025
Problem:DHCP Pool Statements - Object class violation: attribute dhcpStatements not allowed Community dhcp , ldap , schema , problem , slapd , ucs-5	1	15	May 28, 2025
Problem: Powershell m365 saml script not always working anymore Community saml , office-365 , ucs-5 , keycloak , powershell	1	13	May 21, 2025
Cool Solution - Setup sudo with ldap on multiserver environments Cool Solutions ucs-5 , ucs-5-0 , ucs-5-2	0	825	August 25, 2023
Cool Solution - Creation and management of user and Windows certificates Cool Solutions cool-solution , certificates , ucs-5 , ucs-5-0 , ucs-5-2	0	5626	April 9, 2019
How-to: Mail-Primary-Address - Change the mailPrimaryAddress from user objects Community udm , bash , howto , mailprimaryaddress , ucs-5 , email	1	13	May 19, 2025
Samba 4 Troubleshooting Supported ucs-3 , samba-ad , samba , ucs-4 , servicesforwindows , drs-replication , samba-replication , ucs-5 , samba4	0	18576	January 4, 2017
Cool Solution - Nextcloud integration with a LDAP scheme extension in UCS Cool Solutions ucs-5-0 , ucs-5-2	0	497	August 26, 2024
Problem: samba /kerberos issues after update to 5.2 Community samba , samba-ad-dc , ucs-5-2	1	29	May 16, 2025
Updating from PostgreSQL 11 to PostgreSQL 15 Supported postgresql , installation , ucs-5-0 , ucs-5-2	0	3379	October 18, 2023
Problem: Univention network - Failed to start Register current IP addresses in LDAP directory Community ucr , dhcp , networking , problem , ucs-5	1	17	May 12, 2025
Problem:Reverse IP Lookup for Clients Community udm , dns , problem , reverse-zone , ucs-5	1	18	May 12, 2025
How-to: UMC Portal - Change the default startsite to /univention/management Community umc , portal , apache , howto , ucs-5 , ucs-5-2	1	17	April 30, 2025
Problem: Radius - Since upgrading to 5.2-x login to Radius fails - mschap: Program returned code (1) Community systemd , radius , problem , freeradius , ucs-5-2	2	41	April 28, 2025
How-to: Enable UCS Filesystem Quotas using CLI Community howto	1	16	April 26, 2025
How-to: Raise Domain Functional Level Community ucs-4 , domain , howto , functionlevel	0	6711	March 29, 2019
Problem:UCS 5.2 - all php packages are removed since the upgrade Community update , php , problem , ucs-5-2	1	40	April 16, 2025
Problem:Kerberos - KRB_AP_ERR_MODIFIED-error on windows systems Community kerberos , samba , spn , problem , windows10 , windows11 , cifs	1	83	April 16, 2025
QA:UCS images for download - where are they available? Community ucs-4 , installation , iso , q-a , ucs-5 , image	1	22	April 16, 2025
Problem: Cross-domain share access via same user and password doesn't work any more Community samba , shares , ucs-4-3 , problem , ucs-4-4 , crossdomain , ucs-5	0	1396	October 4, 2018
Problem: ID-connector queue is not reduced Community ucs-5 , id-connector	1	9	April 15, 2025
Problem: Log Entries mdb_equality_candidates: (o) not indexed Community ucs-4 , ldap , problem , slapd , ldap-indizes	0	7665	November 6, 2018
Problem: Grafana dashboard doesn't trust the CA certificate Community ucs-dashboard , app , ucs-5 , grafana	2	11	April 12, 2025
Problem: Group restricted portal tiles are not visible anymore Community portal , cache , group , ucs-5	2	7	April 12, 2025
Problem: You cannot upgrade to UCS 5.2 because of univention-usercert schema Community upgrade , schema , ucs-5 , univention-upgrade , ucs-5-2	2	45	April 12, 2025
Problem: Unable to (re-)join: 03univention-directory-listener.inst failed Community udm , ucs-4 , join , machine-secret , domainjoin , problem , credentials	0	2780	October 8, 2018
How-to: UDM - create dhcp shared network/subnet/pool/leasetime Community udm , umc , dhcp , networking , subnet , howto , ucs-5	1	35	April 3, 2025
HowTo migrate OX sso to Keycloak Community ucs-5 , ox , keycloak	1	46	April 2, 2025
Howto Allow Univention Support to Access Your System Community ucs-4 , ad-connection , support , remote , howto , ssh	0	1547	June 29, 2020