From: AJ Weber <aweber@comcast.net>
To: netfilter@vger.kernel.org
Subject: Re: do not understand these logged iptables packets
Date: Tue, 09 Oct 2012 09:03:00 -0400 [thread overview]
Message-ID: <50742084.7080802@comcast.net> (raw)
In-Reply-To: <5073A4E5.10406@comcast.net>
> Sorry, I'm a bit of a novice with understanding the iptables logged
> output. I'm obviously rejecting some packets that don't appear to be
> generated by my server, yet they seem to indicate that they were
> generated by my server? I can not identify any process/daemon of mine
> that should be generating any of these entries.
>
> Do they look "familiar" to anyone? Are there any tools recommended to
> better determine what rule they're triggering or something?
>
> Thanks in advance,
> AJ
>
> Oct 8 22:22:41 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=54.248.104.161 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0
> DF PROTO=TCP SPT=80 DPT=50740 WINDOW=5 RES=0x00 ACK SYN URGP=0
> Oct 8 22:52:20 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=1.34.22.39 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0 DF
> PROTO=TCP SPT=1080 DPT=6000 WINDOW=5 RES=0x00 ACK SYN URGP=0
> Oct 8 22:57:35 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=61.160.195.24 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0
> DF PROTO=TCP SPT=1433 DPT=6000 WINDOW=5 RES=0x00 ACK SYN URGP=0
> Oct 8 23:06:34 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=218.201.121.99 LEN=40 TOS=0x00 PREC=0x40 TTL=64 ID=0
> DF PROTO=TCP SPT=8080 DPT=3955 WINDOW=5 RES=0x00 ACK SYN URGP=0
> Oct 8 23:11:23 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=58.218.199.227 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0
> DF PROTO=TCP SPT=9000 DPT=12200 WINDOW=5 RES=0x00 ACK SYN URGP=0
> Oct 8 23:11:23 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=58.218.199.227 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0
> DF PROTO=TCP SPT=2479 DPT=12200 WINDOW=5 RES=0x00 ACK SYN URGP=0
> Oct 8 23:11:23 servername kernel: [TCP reject] IN= OUT=eth0
> SRC=74.x.x.x DST=58.218.199.227 LEN=40 TOS=0x00 PREC=0x00 TTL=64 ID=0
> DF PROTO=TCP SPT=8118 DPT=12200 WINDOW=5 RES=0x00 ACK SYN URGP=0
>
next parent reply other threads:[~2012-10-09 13:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <5073A4E5.10406@comcast.net>
2012-10-09 13:03 ` AJ Weber [this message]
2012-10-18 2:28 ` do not understand these logged iptables packets U.Mutlu
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