Re: [linux-security] Re: Chrooting bind 8.1.2 under debian 2.0

1998-07-17 Thread Jon Lewis
On Fri, 17 Jul 1998, Cougar wrote:

 [mod: It is slightly less trivial than 'chroot(/)', but if you can
 execute arbitrary code as root, you can break out of the chrooted
 environment. --REW]
 
 My idea is to run named non-root UID/GID. As named needs to bind port 53
 which is below 1024 there are problem to execute it. One solution is to
 rewrite named code (like httpd) another is to make the hole into the
 kernel. Both are nonstandard solutions. There are also possible to use
 
 [mod: Patches are floating around. -- REW]

Patches?  Bind 8.1.2 has command-line options for running as non-root
UID/GID and chrooted.  It binds to port 53 before dropping root.  This is
only a problem if you have interfaces appearing/disappearing randomly that
you need named to bind to.  Most real name servers probably don't have
that problem.

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Re: pppd 2.3.1

1997-11-25 Thread Jon Lewis
On Mon, 24 Nov 1997, Chuma Agbodike wrote:

 Does pppd version 2.3.1 have demand dial built into it or does one still

Does ppp 2.3.1 have documentation, or do you still have the read the
source to see what features are built in?


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Re: [Linux-ISP] problems with st0 - HELP! :)

1996-12-31 Thread Jon Lewis
On Fri, 27 Dec 1996, Ricardo Kleemann wrote:

 Dec 27 09:17:00 irvine kernel: st0: Error with sense data: extra data not
 valid Current error st09:00: sns = 70  3
 Dec 27 09:17:00 irvine kernel: ASC= 3 ASCQ= 2
 Dec 27 09:17:00 irvine kernel: Raw sense data:0x70 0x00 0x03 0x00 0x00
 0x00 0x00 0x0a 0x00 0x00 0x00 0x00 0x03 0x02 0x00 0x2a
 
 Any clues out there?

Bad cables or a dirty tape drive?

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[Linux-ISP] Re: problems with st0 - HELP! :)

1996-12-31 Thread Jon Lewis
On Fri, 27 Dec 1996, Ricardo Kleemann wrote:

 Dec 27 09:17:00 irvine kernel: st0: Error with sense data: extra data not
 valid Current error st09:00: sns = 70  3
 Dec 27 09:17:00 irvine kernel: ASC= 3 ASCQ= 2
 Dec 27 09:17:00 irvine kernel: Raw sense data:0x70 0x00 0x03 0x00 0x00
 0x00 0x00 0x0a 0x00 0x00 0x00 0x00 0x03 0x02 0x00 0x2a

When was the last time you cleaned the drive?  DAT's need frequent
cleaning.


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Re: [Linux-ISP] NCR 825 ctrler

1996-10-11 Thread Jon Lewis
On Thu, 10 Oct 1996, Ricardo Kleemann wrote:

 Would you say the Buslogic is better due to higher cost? I've always 
 heard good things about the NCR controllers relative to Linux, but does 
 the fact that they are _much_ cheaper than the BT or Adaptec mean they 
 are poor performers? Has anyone made any comparisons?

There are definitely some shortcuts taken on the NCR or some bells and
whistles on the Buslogic...depending on how you look at it.  My impression
is that Buslogic has been as helpful as possible with Leonard Zubkoff
writing the Buslogic Linux driver.

The 825 has a BIOS...but the 810 based cards do not, and can't be used to
boot from a SCSI disk unless your system BIOS has the appropriate BIOS
extensions built in.  Most Pentiums do...but some don't.

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Re: [Linux-ISP] Re: NCR 825 ctrler

1996-10-11 Thread Jon Lewis
On Thu, 10 Oct 1996, Daniel Stringfield wrote:

 Well, I will say this about Adaptec...   Just like many other name brands,
 you pay for the name.  Thats why Digi International makes you pay through
 the nose!  You pay $2 for the board, $700 for the Digi logo.

Another problem iwht the high-end name brands is that they sometimes
have the attitude that only they can write drivers, and so there's no
point in releasing programming info, cause that will only encourage the
writing of bad drivers.  However, since most big name brands don't
bother with Linux drivers, that generally means either some poor
programmer has to reverse engineer the thing or no driver will be
written...and we won't use their product.

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Re: [Linux-ISP] NCR 825 ctrler

1996-10-10 Thread Jon Lewis
On Thu, 10 Oct 1996, Ricardo Kleemann wrote:

 I saw a price list which had the NCR 825 controller, and it said it's a 
 Fast  Wide controller. Is that true? Why is it so much cheaper than the
 Adaptec, for example? Is it a poor performer? The price was about $100 
 cheaper than the adaptec.

The NCR 8xx based cards are typically very cheap and fast.  There are some
interesting comments about them in the SCSI-HOWTO.  I think they're cheap
because they are one of the first SCSI controllers to be totally
integrated into 1 chip.  The NCR 810 based card is basically one chip,
one 40mhz osscilator, a few capacitors and resistors and a PCI card. 

  Anyone use it? Is it worth to buy it?

I've not gotten an 825 yet, but I have around a dozen 810's in use.
They've become the standard FDT SCSI card.  At about $59 each, they're
hard to pass up.  I'd get the 825 if you want fast-wide on a budget, or a
BT-958 if you're not.  I'd pass on the Adaptec since they seem to be less
cooperative about releasing programming info and the 29xx driver seems
to have been slow to stabilize because of this (I assume).


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