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SLES v15 minor version upgrade
(not in order) Install tmux AND launch it sudo su SUSEConnect -p PackageHub/15.6/x86_64 zypper i...
Enabling no-subscription repositories
Preparations: Ensure Internet connectivity ping download.proxmox.com Prepare sudo su apt inst...
Mail client Thunderbird and extensions
Install zypper install \ MozillaThunderbird \ MozillaThunderbird-openpgp-librnp Extensio...
Browser FireFox and extensions
Install zypper install MozillaFirefox Extensions - KeePassXC by KeePassXC Team https://addon...
First initial tweaks
Install additional utilities zypper install \ tmux \ htop \ ncdu \ traceroute \ ...
KeePassXC @openSUSE v16
Install zypper install keepassxc
Nextcloud Desktop on @openSUSE v16
Install zypper install nextcloud-desktop
Codecs on SIP phones
Yealink T31P Grandstream GRP-2602P Cisco SPA-303 Linphone Ver...
Public NSs (DoH, DoT, DoQ)
# # AdGuard DNS https://unfiltered.adguard-dns.com/dns-query h3://unfiltered.adguard-dns.com/dns-...
Public NSs' FQDNs to IPv4 list
2026-06-23 * init /A vi FQDNs.list anycast.dns.nextdns.io child-noads.joindns4.eu common.dot.d...
Lists of Public Name Servers sources
Lists publically available of name servers: AdGuard https://adguard-dns.io/...
Asterisk and FreePBX on Debian12
Preparations Database Create new user in Cloud SQL https://console.cloud.google.com/sql/instances...
Proxmox VE root pass reset (break the glass)
If you forgot the password, it is possible to change passowrd from the machine's console (physica...
2026-06-13 - Abu Dhabi, keep pushing!
Later previous year, major achievements and milestones Nextcloud Server Enterprise v29: inst...
Favourite NTP servers
In Turkey In Finland In Russia In France In United Arab Emirates 0.ae.pool.ntp.org 1.ae.pool....
Determine the best server for OPNsense updates and upgrades
Wherever you are on the planet, there is a need to determine, which server out of many is accessi...
default NGINX config
default config from https://docs.nextcloud.com/server/stable/admin_manual/installation/nginx.html...
First adjustments to the fresh Windows 10/11
Win10 Win11 Enable multi-clipboard, which can be invoked by WIN+V. ...
Useful system commands in Windows environment
Remote Desktop mstsc /v:N.N.N.N Network adapters ncpa.cpl ...
BookStack @SLES16 (openSUSE v16.1) (with Internet access)
Let's deploy BookStack web application to the Internet reachable environment: Solution: BookStac...