Comment #5 on issue 18 by jean.deruelle: NIO Message with no Call-ID throws NPE
http://code.google.com/p/jain-sip/issues/detail?id=18
This issue was updated by revision 0dbe04d58a64. Backport to TelScale branch JSIP-416JAIN-SIP NIO Call-Id and Content-Length headers are compared by case-sensitive string instead of case insensitive as stated in RFC 3261 Section 7.3.1 Header Field Format
(cherry picked from commit 8054f475db6e150c2ab12bd74ea2e5edaf4d1831)
