TTCP for Windows
Following are list of M$ Windows port/flavor for UNIX favriote tool TTCP. Below listing is in my order of preference!!!
ttcpw
http://renoir.csc.ncsu.edu/ttcp/W95-98-NT/
ntttcp
http://www.microsoft.com/whdc/device/network/TCP_tool.mspx
wsttcp
ftp://ftp.funet.fi/.m/mirrors5/ftp.winsite.com/pub/pc/winnt/netutil/wsttcp.ZIP
ftp://ftp.otenet.gr/pub/pc/winsite/winnt/netutil/wsttcp.ZIP
pcattcp
