Re: [Exim] relays.osirusoft.com

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著者: Exim Users Mailing List
日付:  
To: Exim Users Mailing List
題目: Re: [Exim] relays.osirusoft.com
[ On , July 4, 2003 at 18:24:50 (+0100), Mark Lowes wrote: ]
> Subject: Re: [Exim] relays.osirusoft.com
>
> I've just seen a heads up on another list that the zone and domain
> appear to have dropped off the net at the moment. No other details
> available at the moment.


(not even the address of the other list you were reading ?)

Shouldn't folks running SMTP mailers be able to do at least the basics
of DNS and TCP/IP testing and diagnostics for themselves?

If you poke around a bit I'm sure you'll be able to find out for
yourself that ns1-relays.osirusoft.com and ns2-relays.osirusoft.com, as
well as at least also www.osirusoft.com, are suffering from what appears
to be a lot of packet loss, and/or severe conjestion. Anyone who's been
on the 'net for more than a few months will guess this probably means
they're suffering under severe Denial of Service attack. Tools like
'mtr' (or just plain traceroute with the right options) can even show
this visually by demonstrating packet loss in the logical routing hops
immediately preceding the final destination.

[[ .... ]]
14 205.171.13.2 99.831 ms 101.923 ms 99.198 ms 100.656 ms 100.123 ms 99.575 ms 152.605 ms 144.086 ms 99.431 ms 98.784 ms
15 205.171.213.74 100.003 ms 98.927 ms 98.665 ms 98.544 ms 100.182 ms 99.268 ms 99.732 ms * 99.812 ms 99.095 ms
16 168.103.35.2 99.565 ms 99.486 ms 98.725 ms 163.015 ms 142.364 ms 99.116 ms 99.941 ms 98.752 ms 99.395 ms 99.805 ms
17 168.103.21.158 995.348 ms * * 994.352 ms * * * * * *
18 * * * * * * * * * *


Come on folks! Use the tools already at your disposal!


--
                                Greg A. Woods


+1 416 218-0098;            <g.a.woods@???>;           <woods@???>
Planix, Inc. <woods@???>; VE3TCP; Secrets of the Weird <woods@???>