On Tue, 2007-02-20 at 13:09 +0900, Kazu wrote: > Hi, > > After I used TAP device by -net nic -net tap,ifname=mytap and I tried to use > user mode network by -net nic -net user, a Windows XP guest doesn't get > IP address from a built-in DHCP server. > > It is fixed by an attached patch. > > DHCPRELEASE and DHCPNACK are introduced. > > DHCPRELEASE code is borrowed from VirtualBox. Windows 2000/XP tries to call > DHCPREQUEST and get old IP address when it boots. I made a code to reply > DHCPNACK to the request. Then the Win2k/XP called DHCPDISCOVER and try to > get a new IP address. > > I tested Windows 98SE/2000/XP, Knoppix 3.8, Morphix, Fedora Core 3 and > RedHat 7.2 guest. > There is not problem except RH7.2. It can get IP address but it is > 10.0.2.16. dhcpcd in RH7.2 tries to call DHCPDISCOVER two times. So it > consumes two entries in the built-in DHCP server. It seems that it is a bug > of dhcpcd in RH7.2.
This is nice. One regression noticed is windows 98 SE with the ne2k_isa card. It used to obtain an ip address at boot time without this patch - now it obtains a garbage address 169.x.x.x. Works great with ne2k_pci. _______________________________________________ Qemu-devel mailing list Qemu-devel@nongnu.org http://lists.nongnu.org/mailman/listinfo/qemu-devel
