[ipxe-devel] IPv6 DHCP Behavior

[Andreas Fink]

so which fileame or url is being used if both answers? the one which answers first (which would be unpredictable order) 

> On 3 Apr 2023, at 11:48, Michael Brown via ipxe-devel <ipxe-devel at lists.ipxe.org> wrote:
> 
> On 03/04/2023 08:39, Ramesh Soni -X (ramsoni - Altran ACT S.A.S at Cisco) via ipxe-devel wrote:
>> We have both DHCPv4 and DHCPv6 running on same iPXE server. Our box is running iPXE code for downloading the image from ipv6, we have made entry in ipxe server dhcpd6.conf file for this box.
>> First our box tries DHCPv4 thorugh which it gets the default ipv4 ip address although it didn’t have default file name so it tries to check with DHCPv6. Even though ipv6 assignment was done but image downloading was getting failed.
>> Can you please suggest what will be the right behaviour on this? Is it fine to run both DHCPv4 and DHCPv6 on same iPXE server?
> 
> Yes, you can run both DHCPv4 and DHCPv6 on the same network.  iPXE will, by default, try both IPv4 and IPv6 simultaneously.  It will use the IPv4 configuration from DHCPv4, and the IPv6 configuration from router solicitation and/or DHCPv6.  Either DHCPv4 or DHCPv6 may provide a boot filename or URL.
> 
> Michael
> 
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