message board posting RULES
http://forum.flashfxp.com/showthread...&threadid=3078
your flashfxp log is not timestamped and doesn't have prefix from which side each command is coming, so it's hard to figure out what's going on.
did you try Alternative FXP mode from site manager?
since site 1 is runnong on port 21 it's possible that your NAT server is screwing up your transfers.