Why does log messages show repeated IPTables-Dropped messages in RHEL ?
Issue
- The
/var/log/messagesis flooded with the following unexpected error messages:-
Nov 24 04:02:11 kernel: IPTables-Dropped: IN= OUT=lo SRC=127.0.0.1 DST=127.0.0.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=31989 DF PROTO=TCP SPT=27542 DPT=6150 WINDOW=32792 RES=0x00 SYN URGP=0
Nov 24 04:02:41 kernel: IPTables-Dropped: IN= OUT=lo SRC=127.0.0.1 DST=127.0.0.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=22251 DF PROTO=TCP SPT=27548 DPT=6150 WINDOW=32792 RES=0x00 SYN URGP=0
Nov 24 04:03:11 kernel: IPTables-Dropped: IN= OUT=lo SRC=127.0.0.1 DST=127.0.0.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=54254 DF PROTO=TCP SPT=27554 DPT=6150 WINDOW=32792 RES=0x00 SYN URGP=0
Nov 24 04:03:41 kernel: IPTables-Dropped: IN= OUT=lo SRC=127.0.0.1 DST=127.0.0.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=45080 DF PROTO=TCP SPT=27560 DPT=6150 WINDOW=32792 RES=0x00 SYN URGP=0
Nov 24 04:04:11 kernel: IPTables-Dropped: IN= OUT=lo SRC=127.0.0.1 DST=127.0.0.1 LEN=60 TOS=0x00 PREC=0x00 TTL=64 ID=34922 DF PROTO=TCP SPT=27566 DPT=6150 WINDOW=32792 RES=0x00 SYN URGP=0
Environment
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
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