FAQ and example config additions for Windows 7 WPAD problem.
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work).
+Q: DHCP doesn't work with windows 7 but everything else is fine.
+A: There seems to be a problem if Windows 7 doesn't get a value for
+ DHCP option 252 in DHCP packets it gets from the server. The
+ symtoms have beeen variously reported as continual DHCPINFORM
+ requests in an attempt to get an option-252, or even ignoring DHCP
+ offers completely (and failing to get an IP address) if there is no
+ option-252 supplied. DHCP option 252 is for WPAD, WWW Proxy
+ Auto Detection and if you don't want or need to use that, then
+ simplest fix seems to be to supply an empty option with:
+ dhcp-option=252,"\n"