From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ray Leach Subject: Re: Forwarding help Date: Thu, 27 Nov 2003 15:14:36 +0200 Sender: netfilter-admin@lists.netfilter.org Message-ID: <1069938876.20811.5.camel@raylinux.internal> References: <000701c3b469$17203ba0$14d36c50@anonymous> <200311271134.06406.Antony@Soft-Solutions.co.uk> <000701c3b4e4$b32a8fc0$14d36c50@anonymous> <200311271258.29327.Antony@Soft-Solutions.co.uk> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-utRAdKOAkBLlHAFn3f/o" Return-path: In-Reply-To: <200311271258.29327.Antony@Soft-Solutions.co.uk> Errors-To: netfilter-admin@lists.netfilter.org List-Help: List-Post: List-Subscribe: , List-Id: List-Unsubscribe: , List-Archive: To: Netfilter Mailing List --=-utRAdKOAkBLlHAFn3f/o Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Thu, 2003-11-27 at 14:58, Antony Stone wrote: > On Thursday 27 November 2003 12:48 pm, sc2@gmx.at wrote: >=20 > > > So "iptables -I FORWARD -m state --state >ESTABLISHED,RELATED -j ACCE= PT" > > > might be a good idea. > > > > i should include this ? >=20 > This will alloow the reply packets pack again - if you don't have this, y= ou=20 > need a specific rule to allow those the same as you have a specific rule = to=20 > allow the original packets. Don't forget communications go both ways=20 > through a firewall :) >=20 > > b.) the port / service is a udp/tcp , port of a half - life game server= , so > > the clients are not on the same subnet > > they are connecting to x.24.51 > and should FW to .24.58: >=20 > Does halflife work through NAT? >=20 > I don't know (maybe someone else here does), but you should be aware that= =20 > there are some protocols which just work through NAT, some which are a bi= t of=20 > a challenge, and some which won't work at all. >=20 Halflife like most network games uses UDP, so should be able to work through nat. > I don't know which group halflife falls into. >=20 > Antony. --=20 -- Raymond Leach Network Support Specialist http://www.knowledgefactory.co.za "lynx -source http://www.rchq.co.za/raymondl.asc | gpg --import" Key fingerprint =3D 7209 A695 9EE0 E971 A9AD 00EE 8757 EE47 F06F FB28 -- --=-utRAdKOAkBLlHAFn3f/o Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2-rc1-SuSE (GNU/Linux) iD8DBQA/xfi7h1fuR/Bv+ygRAsjZAJ0fncoTYD1rV5ERvAE6hhUqoe514ACePapd vpURYwOAzuDSgk3DQbiMVVs= =8bl4 -----END PGP SIGNATURE----- --=-utRAdKOAkBLlHAFn3f/o--