Date: Wed, 1 Dec 1999 17:35:15 -0800 From: "nat" <nat@unixlover.com> To: "Nathaniel Schein" <nschein@prisa.com>, <freebsd-questions@freebsd.org> Subject: Re: natd not working properly. firewall problem? Message-ID: <003601bf3c65$8ea366a0$2d96183f@vedika> References: <NDBBICKHJKPPFKPKPBFEEELDCOAA.nschein@prisa.com>
next in thread | previous in thread | raw e-mail | index | archive | help
no.. it still doesnt work. > Did you compile the kernel with: > > options IPFIREWALL #firewall > options IPDIVERT #divert sockets > pseudo-device bpfilter 4 #Berkeley packet filter > > Also make sure you have proper connectivity with both networks and add > > firewall_type="OPEN" > > to the /etc/rc.conf > > -----Original Message----- > From: owner-freebsd-questions@FreeBSD.ORG > [mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of nat > Sent: Wednesday, December 01, 1999 5:05 PM > To: Nathaniel Schein; freebsd-questions@FreeBSD.ORG > Subject: Re: natd not working properly. firewall problem? > > > i did that and it is still not working. please help I have a dead > line to set up this network. > > > Your natd interface should be "de1". > -----Original Message----- > From: owner-freebsd-questions@FreeBSD.ORG > [mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of nat > Sent: Wednesday, December 01, 1999 4:31 PM > To: freebsd-questions@FreeBSD.ORG > Subject: natd not working properly. firewall problem? > > > I have set up natd by the manual. I have a cable modem and two > nics. what i am trying to do is share the internet with other users > on my LAN. The cable modem is currently setup on device de1 > properly and works for the "local" user. > > Now, throgh the clients I can only contact the network card (de1) > that the cable modem is connected to. I cannot contact the outside > network. > > The de0 interface is the one on the internal network and is set to > 192.168.0.1. All of the clients have this as the default router. > > these are my firewall settings (please tell me which ones are wrong): > #Flush out the list before we begin. > $fwcmd -f flush > > # divert > $fwcmd add 1 divert natd from any to any via de0 > > # allow by default > $fwcmd add 65000 allow all from any to any > > # 50-99: trusted hosts > $fwcmd add 50 allow ip from any to 207.171.202.198:255.255.255.224 > $fwcmd add 51 allow ip from 207.171.202.198:255.255.255.224 to any > $fwcmd add 52 allow ip from 24.1.183.147 to any > $fwcmd add 53 allow ip from any to 24.1.183.147 > > # 1000-1999: DoS/hack prevention > $fwcmd add 1000 deny tcp from any to any 1080 > $fwcmd add 1001 deny tcp from any to any 12345 > $fwcmd add 1002 deny tcp from any to any 31337 > $fwcmd add 1003 deny tcp from any to any 111 > $fwcmd add 1004 deny tcp from any to any 87 > $fwcmd add 1005 deny tcp from any to any 2049 > $fwcmd add 1006 deny tcp from any to any 512 > $fwcmd add 1007 deny tcp from any to any 513 > $fwcmd add 1008 deny tcp from any to any 514 > $fwcmd add 1009 deny tcp from any to any 515 > $fwcmd add 1010 deny tcp from any to any 540 > > *this is in the /etc/rc.firewall file. > > This is what i have set up for rc.conf: > > firewall_enable="YES" > natd_enable="YES" > natd_interface="de0" > named_enable="YES" > gateway_enable="YES" > > this is the output of the ifconfig -a command: > > de0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > inet 192.168.0.1 netmask 0xffffff00 broadcast 192.168.0.255 > ether 00:40:05:a2:c9:4b > media: autoselect (10baseT/UTP) status: active > supported media: autoselect 100baseTX <full-duplex> 100baseTX > 10baseT/UTP <full-duplex> 10baseT/UTP > de1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 > inet 24.1.177.140 netmask 0xffffff00 broadcast 24.1.177.255 > ether 00:40:05:a2:c9:49 > media: autoselect (10baseT/UTP) status: active > supported media: autoselect 100baseTX <full-duplex> 100baseTX > 10baseT/UTP <full-duplex> 10baseT/UTP > lp0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> mtu 1500 > tun0: flags=8010<POINTOPOINT,MULTICAST> mtu 1500 > sl0: flags=c010<POINTOPOINT,LINK2,MULTICAST> mtu 552 > ppp0: flags=8010<POINTOPOINT,MULTICAST> mtu 1500 > lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384 > inet 127.0.0.1 netmask 0xff000000 > > This is the output of the netstat -rn command: > > Internet: > Destination Gateway Flags Refs Use Netif > Expire > default 24.1.177.1 UGSc 14 55 de0 > 24.1.177/24 link#1 UC 0 0 de0 > 24.1.177.1 link#1 UHLW 14 0 de0 > 127.0.0.1 127.0.0.1 UH 1 4 lo0 > 192.168 link#2 UC 0 0 de1 > 192.168.0.3 0:40:5:a3:38:a4 UHLW 2 76 de1 1183 > > I think that is how you set it up. > > There is also one last strange thing that I think might be the problem. > Right before it prints out gateway=yes it says tcpextensions=no. > Im not sure what that means either. > > I am using the Cox@home network so please help me if you can. > > Thank you, > > nat > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?003601bf3c65$8ea366a0$2d96183f>