After upgraded from v5.3 to v6.0, I found the following log messages:<166>Sep 14 2001 15:35:45: %PIX-6-106015: Deny TCP (no connection) from 192.168.140.63/139 to 192.168.140.61/1507 flags PSH ACK on interface inside<166>Sep 14 2001 15:35:48: %PIX-6...