At 02:09 PM 6/18/2002 -0500, you wrote:
>Just offhand I'd say that didn't sound too bad ... if the security is to
>be any good it *ought* to require a bit of cpu time.  Basically it's a

Why do you think that?

Regards, Dustin



>factor of 10 on each pass through the encrypt/decrypt...
>
>--
>Edmund Cramp
>http://www.emgsrus.com/graffiti.htm
>
>
> > -----Original Message-----
> > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED] Behalf
> > Of Dustin Puryear
> > Sent: Tuesday, June 18, 2002 1:01 PM
> > To: [email protected]
> > Subject: Re: [brlug-general] VPNs
> >
> >
> > At 12:06 PM 6/18/2002 -0500, you wrote:
> > >I am using the built in stuff that is in OpenBSD (IPSec) with manual
> > >3des keys.
> >
> > I haven't messed with the OpenBSD IPSec implementation. A
> > factor of 20,
> > huh? That's kind of brutal, but to be honest, I have yet to
> > toy with an
> > IPSec-based VPN myself. Is that performance expected?
> >
> > Regards, Dustin
> >
> >
> >
> > >Shannon
> > >
> > >On Tue, 2002-06-18 at 09:16, Dustin Puryear wrote:
> > > > What software are you using for the actual VPN?
> > > >
> > > > Regards, Dustin
> > > >
> > > > At 08:45 PM 6/17/2002 -0500, you wrote:
> > > > >Just in case anyone was wondering, I did some throughput
> > testing on a
> > > > >test VPN I have here.  It is pretty CPU intensive as far
> > as I can tell.
> > > > >The VPN was running on two OpenBSD boxes with ~400 mhz
> > cpus.  See the
> > > > >details and gnuplots at:
> > > > >
> > > >
> > >http://www.ligo-la.caltech.edu/~sroddy/netpipetests/netpipe_t
> > ests.html
> > > > >
> > > > >About a factor of 20 reduction in speed when going from
> > > > >client->gateway->(encrypted)=>gateway=>(decrypted)->client.
> > > > >
> > > > >I am going to do some further testing on faster
> > machines.  I am also
> > > > >going to try blowfish vs. 3des encryption.  Blowfish
> > seems to be faster
> > > > >than 3des on ssh.
> > > > >
> > > > >--
> > > > >Shannon Roddy
> > > >
> > >__________________________________________________________________
> > > > >Systems Administrator           California Institute of
> > Technology
> > > > >[EMAIL PROTECTED]      LIGO Livingston Observatory
> > > > >ph: (225)686-3106               19100 LIGO Lane
> > > > >fx: (225)686-7189               Livingston, LA 70754
> > > > >Web Page
> > http://www.ligo-la.caltech.edu/~sroddy
> > > > >Calendar/Schedule               See Home Page
> > > > >Wireless Email (255 Chars)      [EMAIL PROTECTED]
> > > > >
> > > > >_______________________________________________
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> > > > >[email protected]
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> > > >
> > > >
> > > > ---
> > > > Dustin Puryear <[EMAIL PROTECTED]>
> > > > UNIX and Network Consultant
> > > > http://members.telocity.com/~dpuryear
> > > > PGP Key available at http://www.us.pgp.net
> > > > In the beginning the Universe was created.
> > > > This has been widely regarded as a bad move. - Douglas Adams
> > > >
> > > >
> > > > _______________________________________________
> > > > General mailing list
> > > > [email protected]
> > > > http://brlug.net/mailman/listinfo/general_brlug.net
> > >--
> > >Shannon Roddy
> > >__________________________________________________________________
> > >Systems Administrator           California Institute of Technology
> > >[EMAIL PROTECTED]      LIGO Livingston Observatory
> > >ph: (225)686-3106               19100 LIGO Lane
> > >fx: (225)686-7189               Livingston, LA 70754
> > >Web Page
> > http://www.ligo-la.caltech.edu/~sroddy
> > >Calendar/Schedule               See Home Page
> > >Wireless Email (255 Chars)      [EMAIL PROTECTED]
> > >
> > >_______________________________________________
> > >General mailing list
> > >[email protected]
> > >http://brlug.net/mailman/listinfo/general_brlug.net
> >
> >
> > ---
> > Dustin Puryear <[EMAIL PROTECTED]>
> > UNIX and Network Consultant
> > http://members.telocity.com/~dpuryear
> > PGP Key available at http://www.us.pgp.net
> > In the beginning the Universe was created.
> > This has been widely regarded as a bad move. - Douglas Adams
> >
> >
> > _______________________________________________
> > General mailing list
> > [email protected]
> > http://brlug.net/mailman/listinfo/general_brlug.net
> >
>
>
>
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---
Dustin Puryear <[EMAIL PROTECTED]>
UNIX and Network Consultant
http://members.telocity.com/~dpuryear
PGP Key available at http://www.us.pgp.net
In the beginning the Universe was created.
This has been widely regarded as a bad move. - Douglas Adams


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