Comment #19 on issue 1847 by jean.deruelle: proxied reINVITE replaces request URI with Route address
http://code.google.com/p/mobicents/issues/detail?id=1847
TCK available here http://www.oracle.com/technetwork/topics/tck-download-089773.html
test is com.bea.sipservlet.tck.agents.api.javax_servlet_sip.ProxyBranchTest.testGetAddToPath001
