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Date:      Sun, 4 Nov 2001 16:36:58 -0500
From:      "Jason Cribbins" <jasonc@concentric.net>
To:        "pasca" <p_zoutendijk@hetnet.nl>
Cc:        <questions@freebsd.org>
Subject:   Re: Unable to get natd/ipfw to work properly
Message-ID:  <000701c16578$d53fe5a0$05d85c42@kibserv.org>
References:  <Pine.BSF.4.21.0111032255140.10083-100000@cody.jharris.com> <001701c1656d$2f97c240$05d85c42@kibserv.org> <001b01c16571$338db7c0$0301a8c0@pascal>

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Thanks
I thought I read that IPFIREWALL was built into the GENERIC kernel.  I can
add rules such as:
ipfw add all from any to any
Just nothing that uses divert.

Anyhow I will restart the 4 hour process that is recompile another kernel on
this old machine.

Thanks Again

----- Original Message -----
From: "pasca" <p_zoutendijk@hetnet.nl>
To: "Jason Cribbins" <jasonc@concentric.net>
Cc: <questions@freebsd.org>
Sent: Sunday, November 04, 2001 3:41 PM
Subject: Re: Unable to get natd/ipfw to work properly


> as far as I can see you forgot to include your firewall in your kernel...
>
> add:
> options  IPFIREWALL
> options IPFIREWALL_VERBOSE
> options IPFIREWALL_VERBOSE_LIMIT=20
>
> to your firewall config file en recompile.
>
> Regards,
>
> Pascal Zoutendijk
> TBWA \ IT
>
> ----- Original Message -----
> From: "Jason Cribbins" <jasonc@concentric.net>
> To: "Nick Rogness" <nick@rogness.net>
> Cc: <questions@FreeBSD.ORG>
> Sent: Sunday, November 04, 2001 9:13 PM
> Subject: Re: Unable to get natd/ipfw to work properly
>
>
> > I rebuilt the kernel using the directions found on
> >
>
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html
> > using the "traditional" method since the "new" method wouldn't work
> > correctly.
> > I have confirmed the new kernel ident is displayed upon bootup.
> >
> > Now I am back top this again
> > IP packet filtering initialized, divert disabled, rule-based forwarding
> > disabled
> > , default to deny, logging disabled
> >
> > and this as well.
> > 7:58pm mail:~ # ipfw add divert natd all from any to any via lnc0
> > ipfw: getsockopt(IP_FW_ADD): Invalid argument
> > 7:58pm mail:~ #
> >
> > What am I missing here?
> >
> > Here are the config file that may apply:
> > # - MYKERN - BEGIN - #
> > machine         i386
> > cpu             I586_CPU
> > ident           COMPAQ-KERN
> > maxusers        32
> > #makeoptions    DEBUG=-g                #Build kernel with gdb(1) debug
> > symbols
> > options         IPDIVERT                #Requited by natd
> > options         MATH_EMULATE            #Support for x87 emulation
> > options         INET                    #InterNETworking
> > #options        INET6                   #IPv6 communications protocols
> > options         FFS                     #Berkeley Fast Filesystem
> > options         FFS_ROOT                #FFS usable as root device [keep
> > this!]
> > options         SOFTUPDATES             #Enable FFS soft updates support
> > #options        MFS                     #Memory Filesystem
> > #options        MD_ROOT                 #MD is a potential root device
> > #options        NFS                     #Network Filesystem
> > #options        NFS_ROOT                #NFS usable as root device, NFS
> > required
> > #options        MSDOSFS                 #MSDOS Filesystem
> > #options        CD9660                  #ISO 9660 Filesystem
> > #options        CD9660_ROOT             #CD-ROM usable as root, CD9660
> > required
> > options         PROCFS                  #Process filesystem
> > options         COMPAT_43               #Compatible with BSD 4.3 [KEEP
> > THIS!]
> > options         SCSI_DELAY=15000        #Delay (in ms) before probing
SCSI
> > options         UCONSOLE                #Allow users to grab the console
> > options         USERCONFIG              #boot -c editor
> > options         VISUAL_USERCONFIG       #visual boot -c editor
> > options         KTRACE                  #ktrace(1) support
> > #options        SYSVSHM                 #SYSV-style shared memory
> > #options        SYSVMSG                 #SYSV-style message queues
> > #options        SYSVSEM                 #SYSV-style semaphores
> > options         P1003_1B                #Posix P1003_1B real-time
> extensions
> > options         _KPOSIX_PRIORITY_SCHEDULING
> > options         ICMP_BANDLIM            #Rate limit bad replies
> > options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
> >
> > # To make an SMP kernel, the next two are needed
> > #options        SMP                     # Symmetric MultiProcessor
Kernel
> > #options        APIC_IO                 # Symmetric (APIC) I/O
> > # - MYKERN - END - #
> > The rest is devices and all devices for INET are working fine
> >
> > # - /etc/rc.conf - BEGIN - #
> > # NAT Settings
> > gateway_enable="YES"
> > natd_enable="YES"
> > natd_interface="lnc0"
> > natd_flags="-f /etc/local/etc/natd.cf"
> > firewall_enable="YES"
> > firewall_type="OPEN"
> > # - /etc/rc.conf - END - #
> >
> > # - /usr/local/etc/natd.cf - BEGIN - #
> > log yes
> > use_sockets no
> > same_ports yes
> > interface lnc0
> > # - /usr/local/etc/natd.cf - END - #
> >
> > # - ifconfig - BEGIN - #
> > lnc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> >         inet 66.92.216.6 netmask 0xffffff00 broadcast 66.92.216.255
> >         ether 00:80:5f:f4:10:42
> > rl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> >         inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255
> >         ether 00:02:2a:b0:6f:0e
> >         media: autoselect (none) status: active
> >         supported media: autoselect 100baseTX <full-duplex> 100baseTX
> > 10baseT/UTP <full-duplex> 10baseT/UTP 100baseTX <hw-loopback>
> > lp0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> mtu 1500
> > lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
> >         inet 127.0.0.1 netmask 0xff000000
> > # - ifconfig - END - #
> >
> > Unsure what else you may need?  Let me know.  I have one DSL line down
and
> > this is a temporary fix for what may be a long term outage.
> >
> > ----- Original Message -----
> > From: "Nick Rogness" <nick@rogness.net>
> > To: "Jason Cribbins" <jasonc@concentric.net>
> > Cc: <questions@FreeBSD.ORG>
> > Sent: Sunday, November 04, 2001 12:13 AM
> > Subject: Re: Unable to get natd/ipfw to work properly
> >
> >
> > > On Sat, 3 Nov 2001, Jason Cribbins wrote:
> > >
> > > > Can someone help me past this error I am getting when trying to use
> > > > natd and ipfw
> > >
> > > > Nov 4 04:24:33 mail /kernel: IP packet filtering initialized,
> > > >divert disabled, rule-based forwarding disabled, default to deny,
> logging
> > >  ^^^^^^^^^^^^^^^
> > >
> > > This is your problem, you need to build a kernel with:
> > >
> > > options IPDIVERT
> > >
> > >
> > >
> > > Nick Rogness <nick@rogness.net>
> > >  - Keep on Routing in a Free World...
> > >   "FreeBSD: The Power to Serve!"
> > >
> > >
> > >
> >
> >
> > To Unsubscribe: send mail to majordomo@FreeBSD.org
> > with "unsubscribe freebsd-questions" in the body of the message
>
>


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