Comment #11 on issue 2066 by jean.deruelle: Miss Record-Route in Response http://code.google.com/p/mobicents/issues/detail?id=2066
JAIN SIP community doesn't think it is a good idea to support buggy behaviors or crashed UAs it seems. See https://jain-sip.dev.java.net/servlets/BrowseList?list=users&by=thread&from=3107208
