Captain's Log
My personal blog about various topics that I update infrequently.
19 Feb 2025 How to push to a different remote branch with Git 27 Jan 2025 Create a firewalld service for Plex Media Server 20 Jan 2025 Printing only headers with cURL 13 Jan 2025 Delete lines in Vim beginning with a specific character 21 Oct 2024 End an active telnet session 12 Sep 2024 Swap Floppy Disks or CD-ROMs using QEMU monitor 23 Aug 2024 Enable SSH Port Forwarding after opening session 21 Aug 2024 Installing Webmin on AlmaLinux 19 Aug 2024 Determine Raspberry Pi model from command line 12 Aug 2024 Cisco: Disconnect from service-module session 10 Jul 2024 Auto-restart a crashed systemd service 21 May 2024 Installing qemu-guest-agent with virt-customize 16 Mar 2024 Useful OpenSSL Tips 12 Jan 2024 Generate Public SSH Key From Private SSH Key 15 Dec 2023 PXE netboot.xyz with Unifi UDM-Pro and Synology TFTP 09 May 2023 Synology Storage Analyzer A data write error 29 Sep 2022 Printing line numbers with cat and grep 23 Sep 2022 Debug logging with systemd-resolved 30 Aug 2022 Retrieve Existing Keytabs from FreeIPA 01 May 2022 Using Healthchecks.io with systemd timers 25 Apr 2022 Kill a hung SSH session 20 Apr 2022 Octoprint Plugins 23 Nov 2021 View Markdown from Terminal 14 Sep 2021 Making a temporary home directory 08 Sep 2021 Using yum with only the cache 19 Aug 2021 Check SSH Key Fingerprints 28 Jul 2021 Force chrony to update time 01 Mar 2020 Update libvirt/KVM guest virtual machine templates 20 Feb 2020 Reset and Clone libvirt/KVM guest virtual machines 19 Feb 2020 Automatic DNS resolution for libvirt guests using a local domain 09 Apr 2018 Clear systemd journal 21 Mar 2018 Reset root password on RHEL7 20 Feb 2018 Using screen as a serial console 20 Feb 2018 Discover IPv6 Neighbors 22 Jan 2018 Renew Expired GPG Keys 01 Jan 2018 Set time with NTPd 03 Oct 2017 Modify iptables rules 19 Feb 2017 Grow LVM physical volume 10 Feb 2017 Using ssmtp with FastMail 16 Nov 2016 Signing GnuPG keys with caff 10 Aug 2016 Configuring ipmi using ipmitool 20 Jul 2016 Reinstall the Kernel with yum 13 Jul 2016 Have dovecot logins update lastlog 18 Mar 2016 SELinux Permissive Domains 11 Jan 2016 Change network device name after restore 28 Dec 2015 Interface teaming with nmcli 09 Dec 2015 Hammer notes 22 Nov 2015 RPM Notes