[gPXE] Painfully slow Windows 7 booting over gPXE

[ACS]

> Thanks  for  your  reply. I've configured port mirroring on switch and
> made  a  dump in wireshark - http://ftp.binitex.com/win7.loading.zip .

Seems  like a network problem to me
The trace is full of retransmissions each retransmit occurs after 250 ms 
time out.....
Even 1st dhcp offer is missed and 1st iSCSI TCP session setup fails on tcp 
3way handshake.


I'd first look into full/half duplex settings on switches and nic

Adrian Bacon