SGD 4.3 and port 5307

Dear,On a basic (non secured connection) SGD 4.3 now needs port 5307.So far, I used to open ports 80 and 3144; why 5307 is now needed ?Regards
[170 byte] By [fabriceda] at [2007-11-26 17:19:29]
# 1
http://docs.sun.com/source/819-6253/relnotes.htm#tspon
carmelomttaa at 2007-7-8 23:47:28 > top of Java-index,Desktop,Sun Secure Global Desktop Software...