Re: IPSec and L2TP

2004-12-27 Thread Koen
Andrew,
Look at these 2 sites:
http://www.natecarlson.com/linux/ipsec-x509.php
http://www.jacco2.dds.nl/networking/freeswan-l2tp.html#L2TPoverview
You probebly need something like this in your ipsec.conf
In the basic config:nat_traversal=yes
and in the connection configs:
rightprotoport=17/1701
leftprotoport=17/1701
This is were the windows l2tp client connects to.
Good luck,
Koen
Andrew Miehs wrote:
I have now managed to get the whole thing working with x509 keys...
This all works if I use two public IP addresses.
If my client however, is behind a NATing gateway, the whole thing falls 
over.

I am running XP sp 2 and have enabled 
AssumeUDPEncapsulationContextOnSendRule.

I have also added the following lines to my racoon.conf...
isakmp_natt a.b.c.d [4500];
and
nat_traversal force;
but this still doesn't seem to want ot force natt - doing tcpdumps, I do 
not see windows try and connect to port 4500 udp - what am I doing wrong?

Thanks
Andrew

Have you taken a look at http://www.ipsec-howto.org/ ? It's a pretty
good (IMHO) and hands-on HOWTO that contains example configuration files
for isakmpd and racoon.
 



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Re: IPSec and L2TP

2004-12-21 Thread Andrew Miehs
I have now managed to get the whole thing working with x509 keys...
This all works if I use two public IP addresses.
If my client however, is behind a NATing gateway, the whole thing falls 
over.

I am running XP sp 2 and have enabled 
AssumeUDPEncapsulationContextOnSendRule.

I have also added the following lines to my racoon.conf...
isakmp_natt a.b.c.d [4500];
and
nat_traversal force;
but this still doesn't seem to want ot force natt - doing tcpdumps, I do 
not see windows try and connect to port 4500 udp - what am I doing wrong?

Thanks
Andrew

Have you taken a look at http://www.ipsec-howto.org/ ? It's a pretty
good (IMHO) and hands-on HOWTO that contains example configuration files
for isakmpd and racoon.
 


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Re: IPSec and L2TP

2004-12-19 Thread Wouter Verhelst
Op zo, 19-12-2004 te 21:14 +0100, schreef Andrew Miehs:
> Hi all,
> 
> Has anyone managed to get L2TP, IPSec, racoon,  running in a road 
> warrior setup with XP using pre-shared keys. (Or can I not used 
> pre-shared keys for roadwarriro setups)
> 
> Sample files would be really helpfully, especially

Have you taken a look at http://www.ipsec-howto.org/ ? It's a pretty
good (IMHO) and hands-on HOWTO that contains example configuration files
for isakmpd and racoon.

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Re: IPSec and L2TP

2004-12-19 Thread Christian Storch
On So, 19.12.2004, 21:14, Andrew Miehs sagte:
> Hi all,
>
> Has anyone managed to get L2TP, IPSec, racoon,  running in a road
> warrior setup with XP using pre-shared keys. (Or can I not used
> pre-shared keys for roadwarriro setups)

For XP/w2k you would need third party software to use PSKs.
Self issued certificates would be a better solution and it
works with XP/w2k! Don't know about L2TP in this context.

Christian


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IPSec and L2TP

2004-12-19 Thread Andrew Miehs
Hi all,
Has anyone managed to get L2TP, IPSec, racoon,  running in a road 
warrior setup with XP using pre-shared keys. (Or can I not used 
pre-shared keys for roadwarriro setups)

Sample files would be really helpfully, especially
/etc/racoon/racoon.conf
/etc/l2tpd/l2tpd.conf
psk.txt,  and chap-secrets...
Thanks
Andrew
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L2TP

2001-12-19 Thread Jeremy Lunn
Just wondering if anyone can suggest to me a good implementation of
L2TP (RFC 2661)?  I need to setup an LNS (L2TP Network Server) to
terminate ADSL connections that are PPPoA up until the DSLAM/LAC and
from there they go over L2TP (which from my understanding is basically
PPP over UDP).

The following implementions I have come accross:

Babylon
http://babylon.spellcast.com/

I don't like the way how it implements PPP itself.

l2tpd
http://sourceforge.net/projects/l2tpd

Derived from http://www.marko.net/l2tp/ which is the oldest
implementation that I can find for Linux.  Only thing that puts me of is
it's 'Alpha' status.

l2tp
http://sourceforge.net/projects/l2tp

But it requires kernel patches.

Non of these seem to be packaged in Debian but that doesn't matter since
packaging one of them shouldn't be trivial.

Have I missed any implementations for Linux?

Anyone got any comments on which one I should use?

Thanks,

-- 
Jeremy Lunn
Melbourne, Australia
http://www.jabber.org/ - the next generation of Instant Messaging.




L2TP

2001-12-19 Thread Jeremy Lunn

Just wondering if anyone can suggest to me a good implementation of
L2TP (RFC 2661)?  I need to setup an LNS (L2TP Network Server) to
terminate ADSL connections that are PPPoA up until the DSLAM/LAC and
from there they go over L2TP (which from my understanding is basically
PPP over UDP).

The following implementions I have come accross:

Babylon
http://babylon.spellcast.com/

I don't like the way how it implements PPP itself.

l2tpd
http://sourceforge.net/projects/l2tpd

Derived from http://www.marko.net/l2tp/ which is the oldest
implementation that I can find for Linux.  Only thing that puts me of is
it's 'Alpha' status.

l2tp
http://sourceforge.net/projects/l2tp

But it requires kernel patches.

Non of these seem to be packaged in Debian but that doesn't matter since
packaging one of them shouldn't be trivial.

Have I missed any implementations for Linux?

Anyone got any comments on which one I should use?

Thanks,

-- 
Jeremy Lunn
Melbourne, Australia
http://www.jabber.org/ - the next generation of Instant Messaging.


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