Are both logs from the same session? If yes, you have a problem with something altering ports.
vs.
With the same session logs, the IPs and ports must match exactly. Don't do any port remapping in the router.
Quote:
Reply: 227 Entering Passive Mode (76,30,84,29,195,83)
vs.
Quote:
(000001)4/14/2013 19:42:44 PM - abel (62.75.138.232)> 227 Entering Passive Mode (76,30,84,29,195,80)
With the same session logs, the IPs and ports must match exactly. Don't do any port remapping in the router.