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FAQ and example config additions for Windows 7 WPAD problem.

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This commit is contained in:
Simon Kelley
2012-01-07 14:37:37 +00:00
parent 39bec5ff32
commit 03bfcf6462
2 changed files with 13 additions and 0 deletions
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14
FAQ
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@@ -467,8 +467,18 @@ A: The DHCP client on windows Vista (and possibly later versions)
work). 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"

3
dnsmasq.conf.example
View File

@@ -304,6 +304,9 @@
#dhcp-option=45,0.0.0.0 # netbios datagram distribution server #dhcp-option=45,0.0.0.0 # netbios datagram distribution server
#dhcp-option=46,8 # netbios node type #dhcp-option=46,8 # netbios node type
# Send an empty WPAD option. This may be REQUIRED to get windows 7 to behave.
#dhcp-option=252,"\n"
# Send RFC-3397 DNS domain search DHCP option. WARNING: Your DHCP client # Send RFC-3397 DNS domain search DHCP option. WARNING: Your DHCP client
# probably doesn't support this...... # probably doesn't support this......
#dhcp-option=option:domain-search,eng.apple.com,marketing.apple.com #dhcp-option=option:domain-search,eng.apple.com,marketing.apple.com