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Re: [OCLUG-Tech] Fwd: Fwd: Undelivered Mail Returned to Sender

Excellent news, Richard, thank you so much.  Is there anything any of
us can do to assist at this point?

Lisa


On 1 August 2010 22:30, Richard Guy Briggs <rgb [ at ] tricolour [ dot ] net> wrote:
> On Sat, Jul 31, 2010 at 05:07:11PM +0000, Lisa wrote:
>> Thank you Dave, for your help with this.  There's been some discussion
>> by the Board, actually, that both hardware and much of the software on
>> Tux need upgrading.
>
> We have been donated a replacement for tux: Peter Sjoberg gave us a Dell
> PowerEdge 1800 with two 250GB SATA disks (3GHz?, 2GB?).  I've been
> playing around with trying to get software raid 1/dm-crypt/lvm booting
> on it.
>
> It is in my rack.
>
>> IMHO, this issue unfortunately shows that there is far too much
>> complexity in our current setup.  The difficulty we've had in
>> determining who administers what, and emergency preparedness, for me
>> has served as a disturbing wake-up call.  I would be all for
>> offloading some functionality to reliable outside sources as you
>> suggest, and documenting as we go so we have a clear action plan in
>> case things really go awry.
>>
>> I say the less items we have to stay on top of, the better.  If we can
>> offload the mailing list functionality altogether, or use a single
>> piece of software to accomplish this along with other services/needs,
>> all the better.
>>
>> Still reading...
>>
>> Lisa
>> Sent from my BlackBerry device on the Rogers Wireless Network
>>
>> -----Original Message-----
>> From: "Dave O'Neill" <dmo+oclug [ at ] dmo [ dot ] ca>
>> Date: Sat, 31 Jul 2010 07:55:48
>> To: Lisa L<exexpat2 [ at ] gmail [ dot ] com>
>> Cc: Prof. John C Nash<nashjc [ at ] uottawa [ dot ] ca>; Brenda J. Butler<bjb [ at ] credil [ dot ] org>; linux<linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca>; Mike<kenziem [ at ] sympatico [ dot ] ca>; Eric Brackenbury<eric [ dot ] brackenbury [ at ] gmail [ dot ] com>; R RENAUD<rjrenaud [ at ] rogers [ dot ] com>; John Sebastien Taylor<johnsebastientaylor [ at ] gmail [ dot ] com>
>> Subject: Re: [OCLUG-Tech] Fwd: Fwd: Undelivered Mail Returned to Sender
>>
>> On Fri, Jul 30, 2010 at 05:54:34PM -0400, Lisa L wrote:
>> > I'll paste below the contents of the files John sent.  To me, it
>> > appears to be a Viagra ad coming from a host in Spain, with a link to
>> > a website in Russia.  What we're trying to determine is whether (1)
>> > Tux has been compromised by crackers and is being exploited as a spam
>> > relay, (2) we are receiving this message in error because Tux' mail
>> > server has been configured to relay Board messages, and the error was
>> > intended for the spammer, or (3) something went awry with Google's
>> > Gmail servers.  Note, 204.225.221.10 is Tux' IP.
>>
>> Based on the headers in that message, it looks like it's partly (2) --
>> the spammer is sending to board-members [ at ] oclug [ dot ] on [ dot ] ca, and Tux is just
>> expanding the alias and relaying the mail onwards.  However, you're not
>> receiving the rejection messages in error, exactly, because as far as
>> Google cares, you're contributing to the spam problem by not blocking
>> the original instead of passing it on.  Servers that relay mail are
>> responsible for the mail they emit, even if they didn't originate it.
>>
>> I'd suggest that someone needs to upgrade the spam filtering on Tux...
>> if the header added is correct, you're running SpamAssassin 3.1.7, which
>> is pretty much an antique as far as spam filtering goes -- it's almost 4
>> years old.  Version 3.3.1 has been out since March 2010.  I'm guessing
>> that Tux is running something outdated (etch, or perhaps sarge), as
>> stock Debian Lenny has 3.2.5, with 3.3.1 being available from backports.
>>
>> It might be possible for me to set up free hosted antispam for OCLUG
>> through my employer, if you're interested.  It would remove the need to
>> have someone maintain cutting-edge-current inbound spam filtering on
>> Tux.  I can find out on Tuesday if this is possible (unless David is
>> still reading linux@... and would like to respond).
>>
>> Cheers,
>> Dave
>> _______________________________________________
>> Linux mailing list
>> Linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca
>> http://oclug.on.ca/mailman/listinfo/linux
>
>        slainte mhath, RGB
>
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