[Dnsmasq-discuss] DHCPv6 solicit ignored by dnsmasq after UEFI -> iPXE -> Deploy ramdisk

Harald Jensås hjensas at redhat.com
Thu Nov 21 18:16:40 GMT 2019

On Tue, 2019-11-12 at 16:56 +0100, Harald Jensås wrote:
> When using DHCP-stateful addressing, radvd config below, UEFI
> succesfully request/advertize 2x IP's and downloads the bootimage
> (iPXE). UEFI (OVMF) then releases the addresses and iPXE then boots.
> iPXE does one request/advertize and dowloads and boot the deploy
> ramdisk (CentoOS 7). dhclient in CentOS 7 starts logging: "XMT:
> Solicit
> on eth0, interval ...", dnsmasq ignores the DHCPv6 Solicit messages?
> I
> don't understand why it's ignored? (Config files, and annotated
> traffic
> dump + dnsmasq logs below.)

This turned out to be an issue with nic device model's used on virtual
machines in my lab. Using virtio instead of e1000 solved the problem.

Sorry about the noise.


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