https://wiki.itadmins.net/ 2026-05-23T09:06:24+00:00 https://wiki.itadmins.net/ https://wiki.itadmins.net/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-05-23T01:53:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=univention:checks&rev=1779501226&do=diff Checking the status of a Univention server Join status Check whether a UCS server has successfully joined a UCS cluster root@master:~# univention-check-join-status Joined successfully root@master:~# text/html 2026-05-23T00:35:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=debian:upgradepathtemplate&rev=1779496506&do=diff Template for Debian System Release Upgrade This template is meant to serve as a general upgrade path for any Debian release. This is my standard path and will be adjusted based on the “old” current release installed on the system and the target text/html 2026-05-22T23:30:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=univention:rejoining_a_node&rev=1779492659&do=diff Rejoining a node to the UCS cluster The replication of a replica/slave happens initially during the joining <https://docs.software-univention.de/manual/5.0/de/domain-ldap/domain-join.html#how-ucs-systems-join-domains> Afterwards all further changes are sent using the Notifier/Listener mechanism. A previously installed system can rejoin the cluster. During a rejoin all installed components would be reinstalled using the text/html 2026-04-08T17:48:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=mysql_mariadb_galera:repair_and_optimization&rev=1775670482&do=diff Repair and Optimization Here is a simple command to auto repair, check and optimize all the tables in all databases running on a MySQL server: mysqlcheck -u root -p --auto-repair --check --optimize --all-databases mysqlcheck is available in MySQL 3.23.38 and later. text/html 2026-04-08T17:46:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=virtualization:proxmox:clustercorosynccleanup&rev=1775670382&do=diff Cleaning up PVE Corosync after removing from cluster At times it will be needed to remove a server from a cluster or there has been problems connecting a new node to an existing ProxMox cluster. At such times it will be necessary to get to a point where pve-cluster/corosync can start fresh. For this to work you will also need to ensure that the server has been completely and cleanly removed from the ProxMox cluster as well. The steps to clean pve-cluster/corosync are as follows: <code>systemctl… text/html 2026-04-08T17:39:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=dell:openmanage&rev=1775669986&do=diff Dell OpenManage (OMSC) on ProxMox 6/Debian 10 (Buster) --pool.sks-keyservers.net:80 --recv-key 1285491434D8786F gpg -a --export 1285491434D8786F | apt-key add - echo “deb <http://linux.dell.com/repo/community/openmanage/930/bionic> bionic main” > /etc/apt/sources.list.d/linux.dell.com.sources.list wget text/html 2026-04-08T17:38:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=univention:udm&rev=1775669905&do=diff Little known udm commands DNS split horizon If you are hosting a domain on the internet and have a host you would like to reach via an internal address instead of an external address then you can do this in UCS. Adding the entry to the GUI is an option but if importing a large zone then that is NOT an option and you will need to use udm. text/html 2026-04-08T15:25:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=security:opnsense&rev=1775661950&do=diff OPNSense Extras Rollback to previous stable version This will rollback a production system to the last good version of OPNSense while keeping all configs. sh /usr/local/sbin/opnsense-bootstrap Search for package from cli pkg search packagename Install package from cli text/html 2026-04-08T14:50:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=virtualization:proxmox:resizepvedata&rev=1775659803&do=diff Resizing PVE Data Whoever thought that 100 GB for pve/root would ever be enough, or not asking how large pve/root should be during the install, or not allowing for backups to be stored in local-lvm needs to be sent back to school. Any of the above three solutions would make this entry obsolete for the most part. Alas that is not the reality that we suffer. text/html 2026-04-08T13:13:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?id=security:siemonster-suricata&rev=1775654007&do=diff Siemonster Suricata Integration * UPDATE 1: Uploaded correct Logstash configs.. * UPDATE 2: Uploaded corrected Logstash Suricata Stats template. After using OSSIM for years I was excited to hear about the release of Siemonster. Performance of the Community Edition of OSSIM is, and always was, a major problem for me. text/html 2023-04-14T04:09:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?image=software_cracking_service._dongle_emulators_keygens_cracks..pdf&ns=0&rev=1681445381&tab_details=history&media_do=diff&do=media <img src="https://wiki.itadmins.net/lib/images/fileicons/svg/pdf.svg" alt="software_cracking_service._dongle_emulators_keygens_cracks..pdf" loading="lazy" width="500" height="500" /> text/html 2023-04-13T15:38:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.itadmins.net/doku.php?image=playground%3Asoftware_cracking_service._dongle_emulators_keygens_cracks..pdf&ns=playground&rev=1681400294&tab_details=history&media_do=diff&do=media <img src="https://wiki.itadmins.net/lib/images/fileicons/svg/pdf.svg" alt="software_cracking_service._dongle_emulators_keygens_cracks..pdf" loading="lazy" width="500" height="500" />