Mailinglist Archive: opensuse-security (88 mails)

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Re: [suse-security] Firewall denying outgoing connections?
  • From: "Camaleón" <noelamac@xxxxxxxxx>
  • Date: Fri, 14 Apr 2006 17:33:10 +0200
  • Message-id: <b23e69e70604140833y47ecc1ev8bff731a041a973b@xxxxxxxxxxxxxx>
2006/4/14, Carlos E. R.:

> Apr 14 17:04:37 nimrodel kernel: SFW2-OUT-ERROR IN= OUT=eth0
> SRC= DST= LEN=40 TOS=0x08 PREC=0x00 TTL=64 ID=54228
> DF PROTO=TCP SPT=6881 DPT=4712 WINDOW=32767 RES=0x00 ACK URGP=0

> Why am I denied outgoing access to some ports now and then? These seem to
> be triggered by bttorrent downloading the RC1, but I also get some to port
> 80. At the moment, dozens like the log entry above.
> port 6881 is allowed entry in the config:
> FW_SERVICES_EXT_TCP="6881:6889"


Just a thought, but check your firewall's rules for outgoing packages.
The rule you said before is defined as follows:

Which TCP services _on the firewall_ should be accessible from
untrusted networks.

So this rule seems to be used to allow or deny external sites
accessing to local computer.



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