That was in my first post. Sorry it wasn't in form.
1.windows XP2
2.I have but do not use windows firewall, I use iolo (System Mechanic) wall
3. 448 RAM
4.147 available GB
5.DSL over PPPoE
6.Speedstream4100 Ethernet modem no router
7.I'm at home
8.LW 4.12 Java 1.5
9. ATT/SBC
10. I did this test after opening port 6346, it worked fine.
11. This is the only PC in the house with no other P2P programs.
12. First time user, yes.
13. Yes the wall is up.
I do'nt see how any of this will help you tell me why you are using unsigned port numbers. What it actually seems like is some sort of port scanner running. Kind of the same as when I had Mirc on my computer.