[Dnsmasq-discuss] Windows 7 WPAD option

Simon Kelley simon at thekelleys.org.uk
Tue May 28 13:45:56 BST 2013

On 28/05/13 09:44, Tom wrote:
> Hi All,
> I notice dnsmasq.conf has an option specific to Win 7.
> # Send an empty WPAD option. This may be REQUIRED to get windows 7 to behave.
> #dhcp-option=252,"\n"
> Is this limited to DHCP or applies for DHCPv6 too ? Would it affect,
> if I enable this and my DHCP(v6) server is serving both Win and Linux
> hosts?
> My actual issue is my Win 7 dhcpv6 host fails at times to receive
> valid IPv6 address.
> The DHCPv6 eventvwr log contains:
> Your computer was not assigned an address from the network (by the
> DHCP Server) for the Network Card with network address "(mac
> address)".  The following error occurred: 0x79. Your computer will
> continue to try and obtain an address on its own from the network
> address (DHCP) server.
> &
> "An error occurred in plumbing the parameters into stack. Status Code is 0x57."
> Regards,
> Tom

That option wouldn't be the first place I'd look in this case.

What version of dnsmasq are you running?
What configuration are you using?
Can you access the logs on the device running dnsmasq? Any clues there?



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