Re: Dedicated Firewall + snmpd smux 199/tcp

2002-12-15 Thread Gerard MacNeil
On Sat, 14 Dec 2002, Javier [iso-8859-1] Fern?ndez-Sanguino Pe?a wrote: > > PS: BTW what is smux for? On a (brief) search it seems to be a way to > associate managers to MIBs that are later provided in the SNMP daemon to > management statiosn... > I have seen smux used for session management by

Re: Where to install the firewall scripts

2002-12-15 Thread Torrin
> I presume you call these scripts from some other > script? From /etc/init.d/networking perhaps? No need to. I've never seen documentation on this, but from what I understand, if you put a script in the if-pre-up.d directory it gets call automatically just before networking comes up. Also, if yo

Re: Where to install the firewall scripts

2002-12-15 Thread Torrin
> /etc/network/if-pre-up.d/iptables Oops, that second script is supposed to be /etc/network/if-post-down.d/iptables ^^ > #!/bin/sh > > if [ `uname -r | cut -b -3` != "2.4" ]; then > # echo "Not a 2.4 kernel. Exiting iptables firewall script."; >exit 0; > fi > > #

smtp-auth

2002-12-15 Thread pain
Hello, I need to add smtp-auth capabilities to a postfix MTA. The postifix documentation talks about sasl to do this. Is this method secure? Exist other (better or more secure) alternatives? thanks to all, bye

Re: smtp-auth

2002-12-15 Thread Rick Moen
Quoting pain ([EMAIL PROTECTED]): > I need to add smtp-auth capabilities to a postfix MTA. The postifix > documentation talks about sasl to do this. Is this method secure? > Exist other (better or more secure) alternatives? The SMTP-AUTH service is part of the ESMTP extension, which in turn is a

Re: Where to install the firewall scripts

2002-12-15 Thread Jamie Heilman
> networking goes down. Can anybody point us to the relevant > documentation? last I knew there wasn't any, it was a todo item I wrote a quicky stub logger that logs its environment and how it was called, this is what I found: called as "/etc/network/if-pre-up.d/pre-up" (no arguments), nothing

Re: Where to install the firewall scripts

2002-12-15 Thread François TOURDE
Hi, Torrin <[EMAIL PROTECTED]> writes: > > I presume you call these scripts from some other > > script? From /etc/init.d/networking perhaps? > No need to. I've never seen documentation on this, but from what I > understand, if you put a script in the if-pre-up.d directory it gets > call automati

Re: Where to install the firewall scripts

2002-12-15 Thread Vasarhelyi asd Daniel
Putting it into /etc/rc.boot will not harm the system. I think it's the best place to put the script, it's ran before entering runlevel-2 which sets up network interfaces. asd -- Daniel "asd" Vasarhelyi PGP key avaible at http://asd.musichello.com/gpg-pub.key and public keyservers Key fingerprint

Re: Where to install the firewall scripts

2002-12-15 Thread Tim van Erven
On Sun, 15/12/2002 10:24 +0100, Vasarhelyi asd Daniel wrote: > Putting it into /etc/rc.boot will not harm the system. I think it's the > best place to put the script, it's ran before entering runlevel-2 which > sets up network interfaces. "The /etc/rc.boot directory is obsolete. It has been supers

Re: Where to install the firewall scripts

2002-12-15 Thread Nicolas Boullis
Hi! On Sun, Dec 15, 2002 at 09:07:21AM -0800, Torrin wrote: > /etc/network/if-pre-up.d/iptables > > #!/bin/sh > > if [ `uname -r | cut -b -3` != "2.4" ]; then > # echo "Not a 2.4 kernel. Exiting iptables firewall script."; >exit 0; > fi > > # This deletes existing tables > iptables -F >

Re: Where to install the firewall scripts

2002-12-15 Thread Tim Haynes
Nicolas Boullis <[EMAIL PROTECTED]> writes: [snip] >> # Drop spoofed packets >> iptables -A INPUT -i eth0 -j DROP -s 192.168.1.3 -d 0.0.0.0/0 What about outgoing spoofed packets? They didn't get dropped in this script at all. It's only a selfish half-hearted firewall if all it does is to protect

firewall advice

2002-12-15 Thread Torrin
I changes the subject and started a new thread here. Anyway . . . Nicolas Boullis wrote: > You should add the rule: > >$IPTABLES -A INPUT -j ACCEPT -i eth0 -m state --state ESTABLISHED,RELATED Thanks, those rules that I gave as an example are from my workstation which has 2.4 kernel installed.

Re: firewall advice

2002-12-15 Thread andrew lattis
On 2002/12/15 07:15:25PM -0800, Sun, Torrin wrote: > I changes the subject and started a new thread here. Anyway . . . > > >>> # Drop spoofed packets > >>> iptables -A INPUT -i eth0 -j DROP -s 192.168.1.3 -d 0.0.0.0/0 > > >What about outgoing spoofed packets? They didn't get dropped in this > >s

Re: Where to install the firewall scripts

2002-12-15 Thread bong sabolboro
All of these discussions deal with the rules. Where would one place the routing and forwarding commands considering they should be last to be activated after rules have been set up, in case="start" of /etc/init.d/networking? Thanks to all who shared their expertise in the discussions here. I've

Re: Dedicated Firewall + snmpd smux 199/tcp

2002-12-15 Thread Jean-Francois Dive
smux stand for multiplexed agents, basically, you have a frontend main agent and some smux sub agent, managing only a part of the mib, the main agent querying the sub agent when the tree is requested. This is deprecated and replaced by agentx protocol (same story of agent/sub agent). I dont thing

Re: Where to install the firewall scripts

2002-12-15 Thread Jeff
bong sabolboro, 2002-Dec-15 19:43 -0800: > All of these discussions deal with the rules. Where > would one place the routing and forwarding commands > considering they should be last to be activated after > rules have been set up, in case="start" of > /etc/init.d/networking? Here's the order of

Re: Dedicated Firewall + snmpd smux 199/tcp

2002-12-15 Thread Gerard MacNeil
On Sat, 14 Dec 2002, Javier [iso-8859-1] Fernández-Sanguino Peña wrote: > > PS: BTW what is smux for? On a (brief) search it seems to be a way to > associate managers to MIBs that are later provided in the SNMP daemon to > management statiosn... > I have seen smux used for session management by

Re: Where to install the firewall scripts

2002-12-15 Thread Torrin
> I presume you call these scripts from some other > script? From /etc/init.d/networking perhaps? No need to. I've never seen documentation on this, but from what I understand, if you put a script in the if-pre-up.d directory it gets call automatically just before networking comes up. Also, if yo

Re: Where to install the firewall scripts

2002-12-15 Thread Torrin
> /etc/network/if-pre-up.d/iptables Oops, that second script is supposed to be /etc/network/if-post-down.d/iptables ^^ > #!/bin/sh > > if [ `uname -r | cut -b -3` != "2.4" ]; then > # echo "Not a 2.4 kernel. Exiting iptables firewall script."; >exit 0; > fi > > #

smtp-auth

2002-12-15 Thread pain
Hello, I need to add smtp-auth capabilities to a postfix MTA. The postifix documentation talks about sasl to do this. Is this method secure? Exist other (better or more secure) alternatives? thanks to all, bye -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Tr

Re: smtp-auth

2002-12-15 Thread Rick Moen
Quoting pain ([EMAIL PROTECTED]): > I need to add smtp-auth capabilities to a postfix MTA. The postifix > documentation talks about sasl to do this. Is this method secure? > Exist other (better or more secure) alternatives? The SMTP-AUTH service is part of the ESMTP extension, which in turn is a

Re: Where to install the firewall scripts

2002-12-15 Thread Jamie Heilman
> networking goes down. Can anybody point us to the relevant > documentation? last I knew there wasn't any, it was a todo item I wrote a quicky stub logger that logs its environment and how it was called, this is what I found: called as "/etc/network/if-pre-up.d/pre-up" (no arguments), nothing

Re: Where to install the firewall scripts

2002-12-15 Thread François TOURDE
Hi, Torrin <[EMAIL PROTECTED]> writes: > > I presume you call these scripts from some other > > script? From /etc/init.d/networking perhaps? > No need to. I've never seen documentation on this, but from what I > understand, if you put a script in the if-pre-up.d directory it gets > call automati

Re: Where to install the firewall scripts

2002-12-15 Thread Vasarhelyi asd Daniel
Putting it into /etc/rc.boot will not harm the system. I think it's the best place to put the script, it's ran before entering runlevel-2 which sets up network interfaces. asd -- Daniel "asd" Vasarhelyi PGP key avaible at http://asd.musichello.com/gpg-pub.key and public keyservers Key fingerprint

Re: Where to install the firewall scripts

2002-12-15 Thread Tim van Erven
On Sun, 15/12/2002 10:24 +0100, Vasarhelyi asd Daniel wrote: > Putting it into /etc/rc.boot will not harm the system. I think it's the > best place to put the script, it's ran before entering runlevel-2 which > sets up network interfaces. "The /etc/rc.boot directory is obsolete. It has been supers

Re: Where to install the firewall scripts

2002-12-15 Thread Nicolas Boullis
Hi! On Sun, Dec 15, 2002 at 09:07:21AM -0800, Torrin wrote: > /etc/network/if-pre-up.d/iptables > > #!/bin/sh > > if [ `uname -r | cut -b -3` != "2.4" ]; then > # echo "Not a 2.4 kernel. Exiting iptables firewall script."; >exit 0; > fi > > # This deletes existing tables > iptables -F >

Re: Where to install the firewall scripts

2002-12-15 Thread Tim Haynes
Nicolas Boullis <[EMAIL PROTECTED]> writes: [snip] >> # Drop spoofed packets >> iptables -A INPUT -i eth0 -j DROP -s 192.168.1.3 -d 0.0.0.0/0 What about outgoing spoofed packets? They didn't get dropped in this script at all. It's only a selfish half-hearted firewall if all it does is to protect

firewall advice

2002-12-15 Thread Torrin
I changes the subject and started a new thread here. Anyway . . . Nicolas Boullis wrote: > You should add the rule: > >$IPTABLES -A INPUT -j ACCEPT -i eth0 -m state --state ESTABLISHED,RELATED Thanks, those rules that I gave as an example are from my workstation which has 2.4 kernel installed.

Re: firewall advice

2002-12-15 Thread andrew lattis
On 2002/12/15 07:15:25PM -0800, Sun, Torrin wrote: > I changes the subject and started a new thread here. Anyway . . . > > >>> # Drop spoofed packets > >>> iptables -A INPUT -i eth0 -j DROP -s 192.168.1.3 -d 0.0.0.0/0 > > >What about outgoing spoofed packets? They didn't get dropped in this > >s

Re: Where to install the firewall scripts

2002-12-15 Thread bong sabolboro
All of these discussions deal with the rules. Where would one place the routing and forwarding commands considering they should be last to be activated after rules have been set up, in case="start" of /etc/init.d/networking? Thanks to all who shared their expertise in the discussions here. I've

Re: Dedicated Firewall + snmpd smux 199/tcp

2002-12-15 Thread Jean-Francois Dive
smux stand for multiplexed agents, basically, you have a frontend main agent and some smux sub agent, managing only a part of the mib, the main agent querying the sub agent when the tree is requested. This is deprecated and replaced by agentx protocol (same story of agent/sub agent). I dont thing

Re: Where to install the firewall scripts

2002-12-15 Thread Jeff
bong sabolboro, 2002-Dec-15 19:43 -0800: > All of these discussions deal with the rules. Where > would one place the routing and forwarding commands > considering they should be last to be activated after > rules have been set up, in case="start" of > /etc/init.d/networking? Here's the order of