Afterall, all this documentation is still existing which is misleading since MAC randomization is now default under Q4.1 and Q4.0 is now EOL, so the same should probably happen under qubes-core-agent-linux as it was done to implement MAC randomization as a safer default for all under QubesOS/qubes-core-agent-linux#297 The solution is documented at, but who needs documentation when the defaults could be implemented at really low cost. The hostname is no longer included in dhcp : That question on preventing sys-net to leak hostname pops up really frequently on the forums.
I tested the change via inspecting dhcp requests and can confirm that comment (add "#" at the beginning) or remove that line and store the file.in line number 15 you should see "send host-name = gethostname() ".To prevent the hostname leak via DHCP option (12): Might be a unique hostname (that links all your random MAC addresses and Once your MAC address is randomized you might also want to prevent theĭisclosure of your netvm's hostname to the network, since "sys-net" If you setup MAC randomization via network manager in a debian 9
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