OK, try this, replace /etc/sysconfig/iptables content with: # Generated by iptables-save v1.2.5 on Wed Nov 27 13:09:23 2002 *filter :INPUT DROP [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] COMMIT # Completed on Wed Nov 27 13:09:23 2002 On Wed, 2002-11-27 at 10:43, Sam Pointer wrote: > yes, I'm using "iptables start" from /etc/rc.d/init.d/ directories. > > The contents of the /etc/sysconfig/iptables at the moment is just : > > -P INPUT DROP > > !!! which is why I can't understand why I'm having problems. I did have some > more comprehensive rules in there ported from an old ipchains setup, but > whittled it down to that to diagnose this problem. > > With regards kernelness, to quote myself from my earlier post: > > > > Now, I issued `lsmod` and I have both "iptable_filter" and "ip_tables" > > > modules loaded. > > ..and that's it, no other modules loaded; which is what I expect as I'm not > using the `nat', `masq' or other tables. > > I'll let you know on the iptables-save shortly. > > -----Original Message----- > From: Ben Russo [mailto:ben@umialumni.com] > Sent: 27 November 2002 14:54 > To: Sam Pointer > Cc: netfilter@lists.netfilter.org > Subject: RE: can't initialize iptables table `' > > > OK, when you say "initialize iptables" do you mean that you are using > the standard RedHat system V init script called > "/etc/rc.d/init.d/iptables" ? > If so what is the content of your /etc/sysconfig/iptables? > That might be the problem there. > > When you do an iptables-save what do you see? > > > > It doesn't really feel like a kernel/modules related issue, but you lean > in that direction, so.... > when you type "lsmod" what do you see? > > On one of my Linux firewalls I see these ipt related modules loaded: > > ipt_state 1152 25 (autoclean) > ipt_MASQUERADE 1824 5 (autoclean) > iptable_nat 18452 0 (autoclean) [ipt_MASQUERADE] > ip_conntrack 17068 2 (autoclean) [ipt_state > ipt_MASQUERADE > iptable_nat] > iptable_mangle 2272 0 (autoclean) (unused) > iptable_filter 2272 0 (autoclean) (unused) > ip_tables 11424 7 [ipt_state ipt_MASQUERADE > iptable_nat > iptable_mangle iptable_filter] > > Maybe try running "depmod -a" and then reruning the "modprobe ip_tables" > > > > On Wed, 2002-11-27 at 06:02, Sam Pointer wrote: > > No I didn't custom compile the kernel and the distro is the latest one > from > > the ftp site at RedHat. I've been using Linux since the 1.x kernels. > > although only consider myself an "op" type rather than any great kernel > > hacker. > > > > Thanks for your help. > > > > -----Original Message----- > > From: Ben Russo [mailto:ben@umialumni.com] > > Sent: 26 November 2002 22:19 > > To: Sam Pointer > > Cc: netfilter@lists.netfilter.org > > Subject: Re: can't initialize iptables table `' > > > > > > Did you custom compile your kernel? > > If you are using a standard RedHat 8 kernel have you upgraded to the > > latest? > > > > On Tue, 2002-11-26 at 12:20, Sam Pointer wrote: > > > Before I carry, please feel free to tell me FAQ off; I have quickly > > scanned > > > the archive and google and haven't found a solution to this problem - > but > > > I'm open to suggestions. > > > > > > I'm initialising iptables on RH Linux 8. When I start iptables I am > > getting > > > the error message " can't initialize iptables table `' ". > > > > > > Now, I issued `lsmod` and I have both "iptable_filter" and "ip_tables" > > > modules loaded. > > > > > > I initially tried starting ipchains with a whole raft of rules, but even > > > starting with the single rule: > > > > > > -P INPUT DROP > > > > > > causes this error to appear. > > > > > > When I reboot the machine and check my syslog messages, I notice that > > > iptables-restore is issuing a modprobe for module `iptable_`, as in: > > > > > > iptables: Applying iptables firewall rules > > > modprobe: modprobe: Can't locate module iptable_ > > > modprobe: modprobe: Can't locate module iptable_ > > > ... > > > iptables: can't initialize iptables table `' (do you need to insmod?) > > > > > > which leads me to believe that some table module it requires isn't > loaded. > > > Is this correct, and if so how is this. I'm only using the default > > "filter" > > > table (which is loaded) with my single policy rule... > > > > > > Any help or pointers to solutions would be greatly appreciated. > > > > This email and any attachments are strictly confidential and are intended > solely for the addressee. If you are not the intended recipient you must > not disclose, forward, copy or take any action in reliance on this message > or its attachments. If you have received this email in error please notify > the sender as soon as possible and delete it from your computer systems. > Any views or opinions presented are solely those of the author and do not > necessarily reflect those of HPD Software Limited or its affiliates. > > At present the integrity of email across the internet cannot be guaranteed > and messages sent via this medium are potentially at risk. 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