Cool, thanks. I wanted to see what would be faster, the AlphaVM-Free or SIMH VAX and I'm definitely leaning towards AlphaVM. Much snappier, feels like real hardware almost. I thought that emulating a VAX would be easier (thus faster) and an Alpha, but I guess I was wrong.. Sampsa On 7 Oct 2012, at 22:26, Oleg Safiullin <form at pdp-11.org.ru> wrote: sampsa at mac.com wrote: Does anyone happen to have a copy of a networking enabled Windows SIMH VAX around? Sampsa It's here: http://pdp-11.org.ru/~form/files/simh/ Just out of interest, how do I specify the ethernet device (I have no idea how Windows names them) in the ini file? --- C:\Source\SimH\BIN>vax.exe VAX simulator V3.9-0 sim> at xq eth0 WinPcap version 4.1.2 (packet.dll version 4.1.0.2001), based on libpcap version 1.0 branch 1_0_rel0b (20091008) Eth: opened OS device \Device\NPF_{1A46CBAE-E450-4D3F-9727-FAB6D84546C9} sim> at xq eth1 Eth: closed \Device\NPF_{1A46CBAE-E450-4D3F-9727-FAB6D84546C9} Eth: opened OS device \Device\NPF_{E7C8E78F-4B08-47FC-89C5-85D297C60A60} sim> ---