Something like this:
Code:
Apr 5 16:58:09 mail kernel: IN=eth0 OUT= MAC=f2:3c:91:6e:d1:36:84:78:ac:0d:79:c1:08:00 SRC=183.60.208.176 DST=50.X.X.X LEN=48 TOS=0x00 PREC=0x00 TTL=114 ID=31360 DF PROTO=TCP SPT=51426 DPT=XXXX WINDOW=8192 RES=0x00 SYN URGP=0
Try "grep kernel /var/log/syslog". All the iptables logging is handled by the kernel.