Ascend Archive
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Re: (ASCEND) DNS resolution bug

On Mon, May 11, 1998 at 09:00:56AM -0400, ken french wrote:
> I think I recall hearing a couple of months ago
> that MS disabled all ICMPs (Pings) on their external 
> interfaces to prevent a denial of service type
> attack.
> 

Well,... but traceroute www.microsoft.com performs (of course) just fine 
from my FreeBSD box ;-)


Cheers

Michael


> 
> 
> -----Original Message-----
> From:	Michael Hallgren [SMTP:mh@graphnet.com]
> Sent:	Monday, May 11, 1998 5:38 AM
> To:	Kit Knox; ascend-users@bungi.com
> Cc:	alejeune@graphnet.com; ddubois@graphnet.com; dhudes@graphnet.com
> Subject:	Re: (ASCEND) DNS resolution bug
> 
> On Fri, May 08, 1998 at 09:27:30AM -0700, Kit Knox wrote:
> > 
> > There appears to be a problem with Ascend's DNS resolution code and hosts
> > with many A records.  Could people with a minute to spare please do the
> > following : 
> 
> 
> Yes, I've been suspecting this...
> 
> > 
> > 1.  Telnet to any Ascend router.
> > 2.  Enter term serv mode.
> > 3.  Attempt to ping/traceroute to  www.microsoft.com.
> > 4.  Record if the DNS lookup fails.
> 
> Fails.
> 
> 
> > 5.  Let me know which nameserver you are using and what version of Bind it
> > is running.
> 
> Bind 8
> 
> > 
> > Please be sure to include to version of Ascend code you are running as
> > well.  This data will be put together and forwarded to Ascend and
> > Microsoft.
> 
> The 6.0.4 soft, febixk.m40 load.
> 
> > 
> > (BTW, this same bug has been seen with a limited number of Win95 hosts and
> > some versions of the Squid web cache.) 
> 
> 
> What about the newly released Squid ?
> 
> 
> 
> Cheers
> 
> 
> Michael
> 
> > 
> > Thanks for your help!
> > 
> > --
> > 
> > Kit Knox [kit@connectnet.com] - CONNECTnet INS, Inc.
> > 
> > ++ Ascend Users Mailing List ++
> > To unsubscribe:	send unsubscribe to ascend-users-request@bungi.com
> > To get FAQ'd:	<http://www.nealis.net/ascend/faq>
> 
> -- 
> Michael Hallgren, Graphnet France
> ++ Ascend Users Mailing List ++
> To unsubscribe:	send unsubscribe to ascend-users-request@bungi.com
> To get FAQ'd:	<http://www.nealis.net/ascend/faq>

-- 
Michael Hallgren		Graphnet France
hallgren@fdn.org		mh@graphnet.com
++ Ascend Users Mailing List ++
To unsubscribe:	send unsubscribe to ascend-users-request@bungi.com
To get FAQ'd:	<http://www.nealis.net/ascend/faq>