Update Issue 144

JSIP-475 backporting to masyter - fix validated by customer

(cherry picked from commit 533573f5085529a04dd970b8daf744a4203931c1)

git-svn-id: https://svn.java.net/svn/jsip~svn/trunk@2336 8e71dc83-d81e-6649-80f2-80b843a9b2be