Re: diagnosis - was Re: some reality about iptables, please

2003-08-30 Thread David
On Thu, Aug 28, 2003 at 06:36:00PM -0400, Bret Comstock Waldow wrote: > No from Debian Mozilla. Here's an example of the messages: > Aug 28 17:35:55 ganesha kernel: DROPl:IN= OUT=eth0 SRC=192.168.2.30 > DST=205.156.51.200 LEN=44 TOS=0x00 PREC=0x00 TTL=64 ID=21328 DF > PROTO=TCP SPT=34131 DPT=80 WI

Re: some reality about iptables, please

2003-08-30 Thread Steve Lamb
On Fri, 29 Aug 2003 14:42:46 -0700 Cam Ellison <[EMAIL PROTECTED]> wrote: > * Steve Lamb ([EMAIL PROTECTED]) wrote: > I beg to differ. When I installed shorewall, it gave some > not-very-comprehensible options, and then did not give me what I > wanted or needed. Erm, how hard can it be? For

Re: some reality about iptables, please

2003-08-29 Thread Cam Ellison
* Steve Lamb ([EMAIL PROTECTED]) wrote: enough. What isn't it covering? How do I know?) > > Uh, by testing? It is far easier to set something up and test it than it > is to learn the whole freakin' system from scratch. From what I've seen of > your setup Shorewall would hand it trivially.

Re: some reality about iptables, please

2003-08-29 Thread Arnt Karlsen
On 29 Aug 2003 10:26:57 -0400, Bret Comstock Waldow <[EMAIL PROTECTED]> wrote in message <[EMAIL PROTECTED]>: > > Yes, this is a fun place we all get to be individuals in, joking with > each other. OTOH, I'm a Software Quality Assurance Analyst for a > living, and you don't leave users high and

Re: some reality about iptables, please

2003-08-29 Thread Wesley J. Landaker
Apparently, Bret Comstock Waldow recently wrote: > On Fri, 2003-08-29 at 10:44, Steve Lamb wrote: >> On 29 Aug 2003 10:26:57 -0400 >> Bret Comstock Waldow <[EMAIL PROTECTED]> wrote: >> > Yes, this is a fun place we all get to be individuals in, joking with >> > each other. OTOH, I'm a Software Qu

RE: some reality about iptables, please

2003-08-29 Thread DePriest, Jason R.
> Beyond that, I'm willing to put in the time to learn. I'm doing that > now. > > Cheers, > Bret If you want to spend some time getting down and dirty with iptables and Linux firewalls, I suggest reading a good book. I have the first and second editions of 'Linux Firewalls' published by New Rider

Re: some reality about iptables, please

2003-08-29 Thread Steve Lamb
On 29 Aug 2003 12:16:04 -0400 Bret Comstock Waldow <[EMAIL PROTECTED]> wrote: > So, I can invest my time into studying their proprietary systems, or... All systems are proprietary. Debian is proprietary to Debian. Instead of learning Red-Hatisms you're learning Debianims. > How much study d

Re: some reality about iptables, please

2003-08-29 Thread Bret Comstock Waldow
On Fri, 2003-08-29 at 10:42, Colin Watson wrote: > On Fri, Aug 29, 2003 at 10:26:57AM -0400, Bret Comstock Waldow wrote: > > To then run across one suggestion along with language suggesting he > > wasn't telling the whole story (so I could evaluate what to do with it) > > and inferring I'll have t

Re: some reality about iptables, please

2003-08-29 Thread Bret Comstock Waldow
On Fri, 2003-08-29 at 10:44, Steve Lamb wrote: > On 29 Aug 2003 10:26:57 -0400 > Bret Comstock Waldow <[EMAIL PROTECTED]> wrote: > > Yes, this is a fun place we all get to be individuals in, joking with > > each other. OTOH, I'm a Software Quality Assurance Analyst for a > > living, and you don't

Re: some reality about iptables, please

2003-08-29 Thread Paul Johnson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Fri, Aug 29, 2003 at 10:26:57AM -0400, Bret Comstock Waldow wrote: > > You're welcome to go through the resulting config files and take a > > looksee for yourself. It's not like the Windows registry or reading > > an SQL database with less or anyth

Re: some reality about iptables, please

2003-08-29 Thread Colin Watson
On Fri, Aug 29, 2003 at 10:26:57AM -0400, Bret Comstock Waldow wrote: > To then run across one suggestion along with language suggesting he > wasn't telling the whole story (so I could evaluate what to do with it) > and inferring I'll have trouble if I use his suggestion was maddening. > > In joke

Re: some reality about iptables, please

2003-08-29 Thread Steve Lamb
On 29 Aug 2003 10:26:57 -0400 Bret Comstock Waldow <[EMAIL PROTECTED]> wrote: > Yes, this is a fun place we all get to be individuals in, joking with > each other. OTOH, I'm a Software Quality Assurance Analyst for a > living, and you don't leave users high and dry, and you don't play with > them.

Re: some reality about iptables, please

2003-08-29 Thread Bret Comstock Waldow
On Fri, 2003-08-29 at 06:57, Paul Johnson wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > On Wed, Aug 27, 2003 at 11:06:23AM -0400, Bret Comstock Waldow wrote: > > 1) If I use one of those tools, it does something, sets up something. > > What will it do? It's someone else's canned

Re: some reality about iptables, please

2003-08-29 Thread Paul Johnson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, Aug 27, 2003 at 11:06:23AM -0400, Bret Comstock Waldow wrote: > 1) If I use one of those tools, it does something, sets up something. > What will it do? It's someone else's canned decisions about how to > implement the choices I select from w

Re: diagnosis - was Re: some reality about iptables, please

2003-08-29 Thread Jacob Anawalt
Bret Comstock Waldow wrote: On Thu, 2003-08-28 at 02:35, Jacob Anawalt wrote: [snip] Browser from Linux account or in VMWare Win98 works? Try both and let us know. IE from Win98 works, Mozilla from Debian doesn't. With these rules, samba couldn't restore the mapped drive I have from Wi

diagnosis - was Re: some reality about iptables, please

2003-08-28 Thread Bret Comstock Waldow
On Thu, 2003-08-28 at 02:35, Jacob Anawalt wrote: > Wow, those were some rules. It will take a bit for me to get my head > around them. Are you looking at a book on ipchains at the same time by > chance? You have so many similar rules in the input, forward and output > chains, that it reminds

Re: some reality about iptables, please

2003-08-28 Thread Colin Watson
On Wed, Aug 27, 2003 at 09:13:51PM -0600, Jacob Anawalt wrote: > Bret Comstock Waldow wrote: > >On Wed, 2003-08-27 at 00:39, Kevin Mark wrote: > >>the script can not be accessed by anyone. it can only be called inside > >>the script which can only be run by a root user. So it doesnt see to be > >>s

Re: some reality about iptables, please

2003-08-28 Thread Jacob Anawalt
Bret Comstock Waldow wrote: On Wed, 2003-08-27 at 23:13, Jacob Anawalt wrote: #192.168.1.1 doesn't get any traffic from us iptables -A OUTPUT -d 192.168.1.1 -j DROP That's the 'plumbing' level access to iptables which works for all Linux kernels supporting iptables, irreguardless of distributi

Re: some reality about iptables, please

2003-08-28 Thread Bret Comstock Waldow
On Wed, 2003-08-27 at 23:13, Jacob Anawalt wrote: > #192.168.1.1 doesn't get any traffic from us > iptables -A OUTPUT -d 192.168.1.1 -j DROP > > That's the 'plumbing' level access to iptables which works for all Linux kernels > supporting iptables, irreguardless of distribution. In other words,

Re: some reality about iptables, please

2003-08-28 Thread Jacob Anawalt
Bret Comstock Waldow wrote: On Wed, 2003-08-27 at 00:39, Kevin Mark wrote: On Wed, 2003-08-27 at 00:19, Bret Comstock Waldow wrote: On Tue, 2003-08-26 at 23:14, Kevin Mark wrote: you can read /etc/init.d/iptables comments for info. Hmmm. On reading, I notice a function na

Re: some reality about iptables, please

2003-08-28 Thread Jacob Anawalt
Bret Comstock Waldow wrote: On Wed, 2003-08-27 at 14:12, Murray J. Brown wrote: BTW, the author's note was not a cop-out; it was actually an insightful remark, albeit terse and presumptive of some sophistication on the part of the user. I continue not to agree on this count. The note pro

Re: some reality about iptables, please

2003-08-28 Thread Colin Watson
On Wed, Aug 27, 2003 at 05:44:12PM +0100, Chris Wilcox wrote: > First post folks so I'm unsure if we top post or not round here but > everyone else seems to so I'll join in! :) We don't. Please post in conventional reading order, i.e. at the bottom! Cheers, -- Colin Watson

Re: some reality about iptables, please

2003-08-27 Thread Bret Comstock Waldow
On Wed, 2003-08-27 at 14:12, Murray J. Brown wrote: > BTW, the author's note was not a cop-out; it was actually an insightful > remark, albeit terse and presumptive of some sophistication on the part > of the user. I continue not to agree on this count. The note provided didn't say anything abou

Re: some reality about iptables, please

2003-08-27 Thread Murray J. Brown
Hi Bret, On Wed, 2003-08-27 at 11:06, Bret Comstock Waldow wrote: > On Wed, 2003-08-27 at 07:12, Paul Johnson wrote: [snip] > But please notice two things: > > 1) If I use one of those tools, it does something, sets up something. > What will it do? It's someone else's canned decisions about how

Re: some reality about iptables, please

2003-08-27 Thread Chris Wilcox
First post folks so I'm unsure if we top post or not round here but everyone else seems to so I'll join in! :) It took me weeks of searching and asking of questions to a knowledgable friend before I even got close to understanding iptables. Although it's Red Hat based, I wrote up most of what

Re: some reality about iptables, please

2003-08-27 Thread Murray J. Brown
Bret, I will address your question, but first: before delving into constructing your own iptables rules, I suggest you seriously look at might want to look at what some of the firewall tools can do for you unless you really understand what you're doing. I suggest you look at Shorewall and Bastill

Re: some reality about iptables, please

2003-08-27 Thread Bret Comstock Waldow
On Wed, 2003-08-27 at 07:12, Paul Johnson wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > On Tue, Aug 26, 2003 at 09:12:15PM -0400, Bret Comstock Waldow wrote: > > # A: I was pretty much hounded into providing it. I do not like it. > > #Don't use it. Use /etc/network/interfaces,

Re: some reality about iptables, please

2003-08-27 Thread Robert Storey
On 26 Aug 2003 23:54:06 -0400 Bret Comstock Waldow <[EMAIL PROTECTED]> wrote: > Thank you for this. > > My apologies to all for broadcasting my frustration. It's not the > best way to handle things. > > Bret For what it's worth, I also found iptables pretty murky as well. I cheated, I installe

Re: some reality about iptables, please

2003-08-27 Thread Paul Johnson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Tue, Aug 26, 2003 at 09:12:15PM -0400, Bret Comstock Waldow wrote: > # A: I was pretty much hounded into providing it. I do not like it. > #Don't use it. Use /etc/network/interfaces, use /etc/network/*.d/ > #scripts use /etc/ppp/ip-*.d/ scri

Re: some reality about iptables, please

2003-08-27 Thread HdV
On 26 Aug 2003, Bret Comstock Waldow wrote: > I can find all the sites and advice I want about how to form iptables > rules, but I can't find any decent discussion of how to enable the damn > things. > > I get the idea that an iptables firewall is set up by actually running a > bunch of "iptables

Re: some reality about iptables, please

2003-08-27 Thread Bret Comstock Waldow
On Wed, 2003-08-27 at 00:39, Kevin Mark wrote: > On Wed, 2003-08-27 at 00:19, Bret Comstock Waldow wrote: > > On Tue, 2003-08-26 at 23:14, Kevin Mark wrote: > > > > > you can read /etc/init.d/iptables comments for info. > > > > Hmmm. On reading, I notice a function named "initd_clear" called by

Re: some reality about iptables, please

2003-08-27 Thread Kevin Mark
On Wed, 2003-08-27 at 00:19, Bret Comstock Waldow wrote: > On Tue, 2003-08-26 at 23:14, Kevin Mark wrote: > > > you can read /etc/init.d/iptables comments for info. > > Hmmm. On reading, I notice a function named "initd_clear" called by an > argument of "clear". Running this leaves the system o

Re: some reality about iptables, please

2003-08-27 Thread Dave Carrigan
On Tue, Aug 26, 2003 at 09:12:15PM -0400, Bret Comstock Waldow wrote: > I can find all the sites and advice I want about how to form iptables > rules, but I can't find any decent discussion of how to enable the damn > things. For network interfaces, I usually stick it as a pre-up item in the /etc/

Re: some reality about iptables, please

2003-08-27 Thread Bret Comstock Waldow
On Tue, 2003-08-26 at 23:14, Kevin Mark wrote: > you can read /etc/init.d/iptables comments for info. Hmmm. On reading, I notice a function named "initd_clear" called by an argument of "clear". Running this leaves the system open - all targets are "ACCEPT". The README in /etc/init.d points at

Re: some reality about iptables, please

2003-08-27 Thread Bret Comstock Waldow
Thank you for this. My apologies to all for broadcasting my frustration. It's not the best way to handle things. Bret On Tue, 2003-08-26 at 23:14, Kevin Mark wrote: > > Someone somewhere speaks to issue of the actual plumbing to implement > > iptables. Can anyone point me? > > you can read /

Re: some reality about iptables, please

2003-08-27 Thread Kevin Mark
On Tue, 2003-08-26 at 21:12, Bret Comstock Waldow wrote: > I can find all the sites and advice I want about how to form iptables > rules, but I can't find any decent discussion of how to enable the damn > things. > > I get the idea that an iptables firewall is set up by actually running a > bunch