Does MERIT provide, "end-to-end", IPv4 Header Transport (IPv4HT)

http://www.merit.edu/ Merit Network, Inc. Michigan's Leading Internet Provider Does MERIT provide, "end-to-end", IPv4 Header Transport (IPv4HT) ....with the TOS field untouched ? Jim Fleming http://www.unir.com/images/architech.gif http://www.unir.com/images/address.gif http://www.unir.com/images/headers.gif http://www.ntia.doc.gov/ntiahome/domainname/130dftmail/unir.txt http://msdn.microsoft.com/downloads/sdks/platform/tpipv6/start.asp