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Version devBuilt at: 2026-10-10 01:38:52 EDT

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@dan-nanni.bsky.socialOct 9, 2026, 12:16 PM

Ever wondered how a computer can boot without a local disk? Here is how PXE Boot loads an operating system over the network, step by step 😎👇

Find high-res pdf ebooks with all my technology related infographics at study-notes.org

#technology #computer #devops #sysadmin #dhcp

@emmanueletech.comOct 6, 2026, 6:39 PM

Windows shows 169.254.x.x.
That's a clue.
The device didn't receive the IPv4 configuration it expected from DHCP.
Now I'd investigate why before changing unrelated settings.
#DHCP #Troubleshooting

@javimosch.bsky.socialOct 3, 2026, 7:44 AM

🔌 dhcp-lease-list: CLI tool: dhcp-lease-list 📦 https://packages.debian.org/dhcp-lease-list 🔗 https://github.com/javimosch/supercli #dhcp-lease-list #supercli

@kmj.mastodon.ctseuro.com.ap.brid.gySep 26, 2026, 5:03 PM

#IPv6 finally the server has the correct #IPv6 via #Kea #DHCP again. Even when using #DUID Kea on #pfSense or DHCP client on #Debian keeps the wrong IP for a longer time. Even system reboot gets the wrong IP again.

I delete leases files in /var/lib/dhcp and /var/lib/dhcpd and befor rebooting, i […]

@kmj.mastodon.ctseuro.com.ap.brid.gySep 26, 2026, 2:27 PM

I am 100% sure that these #dhcp #problems with #IPv6 are a main stopper for rollouts of smaller servers.

For whatever reason #bookworm to #trixie changed DUID and now things breaks in masses here.

whoever changed a cool working dhcp to this kinda non working solution has pretty much killed […]

@hugovalters.bsky.socialSep 20, 2026, 3:30 AM

Craft DHCP Discover packets with custom Option 82 fields (Circuit ID, Remote ID) using Scapy to test DHCP snooping and relay agents on enterprise switches. https://www.valtersit.com/vault/custom-dhcp-option-82-relay-agent-information-injection-950fb8/ #python #scapy #dhcp

@opensuse.orgSep 11, 2026, 11:29 AM

This week on openSUSE Planet: A remote root exploit via #DHCP found in wicked, #Packman announces discontinuation by #NewYears unless a successor steps up, and the #openSUSE version diff tool puts 17,500+ packages in one searchable table. news.opensuse.org/2026/09/11/p...