Date: Mon, 19 Feb 2001 06:36:30 -0700 From: "Robert Daniels" <rdaniels38@home.com> To: <freebsd-questions@FreeBSD.ORG> Subject: NATD&GATEWAY PROBLEMS Message-ID: <009c01c09a78$f7833ca0$43701518@cx628451A>
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This is a multi-part message in MIME format. ------=_NextPart_000_0099_01C09A3E.4B108E80 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hello, my name is Robert. I am trying to configure my FreeBSD 4.0 = as a gateway. I have a 3 computer network. My ISP is cox@home. (Cable = Modem) Computer 1 name is FOO (will serve as gateway) Computer 2 name is BAR (Running Free BSD 4.0)=20 Computer 3 name is BAZ(Running Dual Boot Win2000 Professional & Red = Hat Linux 7.0) I compiled IPFIREWALl, IPDIVERT, IPFIREWALL_VERBOSE, and = IPFIREWALL_DEFAULT_TO_ACCEPT in my Kernel on computer FOO.=20 =20 I put the following lines in my rc.conf file on computer FOO hostname=3D"CX628451-A" ifconfig_dc0"inet 192.168.1.1 netmask 255.255.255.0" # Private IP ifconfig_dc1"inet 24.21.112.xxx netmask 255.255.255.0" # Public = IP gateway_enable=3D"YES" defaultrouter=3D"24.21.112.1" # Gateway for my ISP.=20 natd_enable=3D"YES" natd_interface=3D"dc1" natd_flags"-l -u -s -m" firewall_enable=3D"YES" firewall_type=3D"OPEN"=20 The rc.conf fie on BAR looks as follows. hostname=3D"BAR" ifconfig_x10=3D"inet 192.168.1.2 netmask 255.255.255.0" # Private = non-routable IP defaultrouter=3D"192.168.1.1" =20 gateway_enable"NO" With this setup I am able to ping computer FOO from computer BAR. I am = able to ping both private and public addresses. I am also able to ping = FOO defaultrouter IP and DNS IP that I have set in resolv.conf. But I am = unable to ping an address out on the internet on computer BAR. Of course = I am able to ping address on the internet with computer FOO. I can = telnet into Foo via BAR and vice versa. I also verified that the line = natd 8668/divert was present in /etc/services. =20 Any help on this matter would be greatly apreciated.=20 Thank You, Robert Daniels =20 =20 =20 =20 ------=_NextPart_000_0099_01C09A3E.4B108E80 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=3DContent-Type content=3D"text/html; = charset=3Diso-8859-1"> <META content=3D"MSHTML 5.50.4611.1300" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT face=3DArial size=3D2> Hello, my name = is=20 Robert. I am trying to configure my FreeBSD 4.0 as a gateway. I = have a 3=20 computer network. My ISP is <A=20 href=3D"mailto:cox@home">cox@home</A>. (Cable Modem)</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2> Computer 1 name is = FOO (will=20 serve as gateway)</FONT></DIV> <DIV><FONT face=3DArial size=3D2> Computer 2 name is = BAR (Running=20 Free BSD 4.0)</FONT> </DIV> <DIV><FONT face=3DArial size=3D2> Computer 3 name is = BAZ(Running=20 Dual Boot Win2000 Professional & Red Hat Linux 7.0)</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2> I compiled = IPFIREWALl, IPDIVERT,=20 IPFIREWALL_VERBOSE, and IPFIREWALL_DEFAULT_TO_ACCEPT in my Kernel on = computer=20 FOO. </FONT></DIV> <DIV><FONT face=3DArial size=3D2> </FONT></DIV> <DIV><FONT face=3DArial size=3D2> I put the following = lines in my=20 rc.conf file on computer FOO</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2> =20 hostname=3D"CX628451-A"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> ifconfig_dc0"inet = 192.168.1.1=20 netmask 255.255.255.0" # Private IP</FONT></DIV> <DIV><FONT face=3DArial size=3D2> = ifconfig_dc1"inet =20 24.21.112.xxx netmask 255.255.255.0" # Public = IP</FONT></DIV> <DIV><FONT face=3DArial size=3D2> =20 gateway_enable=3D"YES"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> = defaultrouter=3D"24.21.112.1" #=20 Gateway for my ISP. </FONT></DIV> <DIV><FONT face=3DArial size=3D2> = natd_enable=3D"YES"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> =20 natd_interface=3D"dc1"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> natd_flags"-l -u -s=20 -m"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> =20 firewall_enable=3D"YES"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> = firewall_type=3D"OPEN"=20 </FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>The rc.conf fie on BAR looks as=20 follows.</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial = size=3D2> hostname=3D"BAR"</FONT></DIV> <DIV><FONT face=3DArial size=3D2> ifconfig_x10=3D"inet = 192.168.1.2=20 netmask 255.255.255.0" # Private non-routable IP</FONT></DIV> <DIV><FONT face=3DArial size=3D2> = defaultrouter=3D"192.168.1.1"=20 </FONT></DIV> <DIV><FONT face=3DArial size=3D2> = gateway_enable"NO"</FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>With this setup I am able to ping = computer FOO from=20 computer BAR. I am able to ping both private and public addresses. I am = also=20 able to ping FOO defaultrouter IP and DNS IP that I have set in=20 resolv.conf. But I am unable to ping an address out on the internet = on=20 computer BAR. Of course I am able to ping address on the internet with = computer=20 FOO. I can telnet into Foo via BAR and vice versa. I=20 also verified that the line natd 8668/divert was present = in=20 /etc/services. </FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>Any help on this matter would be = greatly=20 apreciated. </FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2>Thank You,</FONT></DIV> <DIV><FONT face=3DArial size=3D2>Robert Daniels = </FONT></DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2> </FONT></DIV> <DIV><FONT face=3DArial size=3D2> </FONT> </DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial size=3D2></FONT> </DIV> <DIV><FONT face=3DArial = size=3D2> </FONT></DIV></BODY></HTML> ------=_NextPart_000_0099_01C09A3E.4B108E80-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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