[49656] in North American Network Operators' Group
RE: WorldComm Fiber Cut????
daemon@ATHENA.MIT.EDU (James Smith)
Mon Jul 8 12:34:56 2002
From: James Smith <jsmith@PRESIDIO.com>
To: "'nanog@merit.edu'" <nanog@merit.edu>
Date: Mon, 8 Jul 2002 12:34:22 -0400
Errors-To: owner-nanog-outgoing@merit.edu
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Ah, but she didn't say she believed it. Just said where the data was...
Do we really need to verify what it shows? At best, it shows that they have
spotty reporting. At worst, it shows rather severe reliability problems.
Take your pick...
James H. Smith II NNCDS NNCSE
First Call Response Center
Professional Services - Network Engineer
The Presidio Corporation
> -----Original Message-----
> From: Internet Guy [mailto:internetguy205@hotmail.com]
> Sent: Monday, July 08, 2002 12:22 PM
> To: nanog@merit.edu
> Subject: Re: WorldComm Fiber Cut????
>
>
>
> HHHMMM... Very interesting. Someone who believes what a
> carrier really
> tells them.
>
> If you go to the MFN homepage & click on the graphs listed
> below, then you
> might see that possibly the data being displayed is both
> inaccurate, as well
> as misleading.
>
> Go to SJC OC3 Los Angeles, to OC192 SJC3 to SJC4, to OC12
> MaeW ATM, OC48 # 2
> for IAD to NYR, IAD # 2 to PAIX VA OC48, DCA2 to DFW2 OC48,
> PAIX OC12 to
> Core1.sjc, NPA - DS3 to San Jose, LGA1 OC192#2 to IAD, LGA1
> OC48 to Chicago,
> NYC Backbone OC192 to LGA2, NYC Backbone OC48 # 2 to
> core3.lga1, ETC...
>
> Each one of these graphs shows abnormalities in the flow of
> internet data,
> such as "pits", spikes, square wave function graphs, clipping on some
> waveforms, etc.
>
> This is not limited to MFN. I have observed this on other
> similiar types of
> Sundry network data collection systems.
>
> It is not easy to see HOW BAD the problem is with these Sundry data
> collection systems, UNTIL you expand the MRTG graph. Once
> this is done,
> then you can really see how bad the integrity of the
> collected data really
> is. A small MRTG graph really masks the problems associated
> with the data
> which is being displayed. With a larger graph, you
> definately see the
> problems associated with todays Sundry systems.
>
>
> As there is no way to really verify the QUALITY or INTEGRITY
> of the data
> being displayed, then I submit as fact, that what is being
> shown here is
> really in a grey area, at best.
>
> So who really knows how correct, the data which is being
> displayed on the
> MFN home page is really is ?
>
> Cause with the clipping, spiking, pits, & squarewave graphs,
> small graphing
> scale being shown, definately, I have my doubts ...
>
> One would also wonder, that if this data collection system is
> used by MFN to
> generate bills for customers of MFN who are charged by the
> Megabyte, what
> these customers bills look like & HOW accurate these bills
> really are...
>
> Regards,
>
> Mike Martin.
>
> >From: "Pawlukiewicz Jane" <pawlukiewicz_jane@bah.com>
> >To: "nanog@merit.edu" <nanog@merit.edu>
> >Subject: Re: WorldComm Fiber Cut????
> >Date: Mon, 08 Jul 2002 10:52:18 -0400
> >
> >
> >MFNs status page is:
> >
> >http://www.mfn.com/network/ip_networkstatus.shtm#sjc
> >
> >Jane
> >
> >Sean Donelan wrote:
> > >
> > > On Sun, 7 Jul 2002, Gerardo A. Gregory wrote:
> > > > Can someone from WorldComm please verify a fiber cut
> that happened
> >today at
> > > > around 11:30 am (Central). I have bveen informed that
> a fiber cut in
> > > > Illinois (or Indiana) has been in effect (until just a
> few minutes)
> >for all
> > > > of the afternoon and most of the evening.
> > >
> > > Worldcom is reporting a problems near Chicago. Earthlink
> is reporting
> > > problems affecting its customers in Indiana, Illinois,
> Iowa, Michigan,
> > > Wisconsin and Ohio.
> > >
> > > http://help.mindspring.com/netstatus/
> > > http://www.noc.uu.net/
> > >
> > > Cable & Wireless is showing delays out of Cleveland, Ohio
> > >
> > > http://sla.cw.net/
> > >
> > > AT&T and Sprint aren't reporting any problems.
> > >
> > > http://ipnetwork.bgtmo.ip.att.net/index.html
> > > http://www.sprint.net/
> > >
> > > MFN's and PSI's network status pages have stopped working
> for me, so I
> > > don't know if they are having problems.
> > >
> > > http://www.above.net/html/techlog.txt
> > > http://www.psi.net/cgi-bin/netstatus.pl5
>
>
>
>
> _________________________________________________________________
> Chat with friends online, try MSN Messenger: http://messenger.msn.com
>
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<P><FONT SIZE=3D2>Ah, but she didn't say she believed it. Just said =
where the data was...</FONT>
</P>
<P><FONT SIZE=3D2>Do we really need to verify what it shows? At best, =
it shows that they have spotty reporting. At worst, it shows rather =
severe reliability problems. Take your pick...</FONT></P>
<BR>
<P><FONT SIZE=3D2>James H. Smith II NNCDS NNCSE</FONT>
<BR><FONT SIZE=3D2>First Call Response Center</FONT>
<BR><FONT SIZE=3D2>Professional Services - Network Engineer</FONT>
<BR><FONT SIZE=3D2>The Presidio Corporation</FONT>
</P>
<BR>
<P><FONT SIZE=3D2>> -----Original Message-----</FONT>
<BR><FONT SIZE=3D2>> From: Internet Guy [<A =
HREF=3D"mailto:internetguy205@hotmail.com">mailto:internetguy205@hotmail=
.com</A>]</FONT>
<BR><FONT SIZE=3D2>> Sent: Monday, July 08, 2002 12:22 PM</FONT>
<BR><FONT SIZE=3D2>> To: nanog@merit.edu</FONT>
<BR><FONT SIZE=3D2>> Subject: Re: WorldComm Fiber Cut????</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> HHHMMM... Very interesting. Someone who =
believes what a </FONT>
<BR><FONT SIZE=3D2>> carrier really </FONT>
<BR><FONT SIZE=3D2>> tells them.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> If you go to the MFN homepage & click on =
the graphs listed </FONT>
<BR><FONT SIZE=3D2>> below, then you </FONT>
<BR><FONT SIZE=3D2>> might see that possibly the data being =
displayed is both </FONT>
<BR><FONT SIZE=3D2>> inaccurate, as well </FONT>
<BR><FONT SIZE=3D2>> as misleading.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> Go to SJC OC3 Los Angeles, to OC192 SJC3 to =
SJC4, to OC12 </FONT>
<BR><FONT SIZE=3D2>> MaeW ATM, OC48 # 2 </FONT>
<BR><FONT SIZE=3D2>> for IAD to NYR, IAD # 2 to PAIX VA OC48, DCA2 =
to DFW2 OC48, </FONT>
<BR><FONT SIZE=3D2>> PAIX OC12 to </FONT>
<BR><FONT SIZE=3D2>> Core1.sjc, NPA - DS3 to San Jose, LGA1 OC192#2 =
to IAD, LGA1 </FONT>
<BR><FONT SIZE=3D2>> OC48 to Chicago, </FONT>
<BR><FONT SIZE=3D2>> NYC Backbone OC192 to LGA2, NYC Backbone OC48 # =
2 to </FONT>
<BR><FONT SIZE=3D2>> core3.lga1, ETC...</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> Each one of these graphs shows abnormalities in =
the flow of </FONT>
<BR><FONT SIZE=3D2>> internet data, </FONT>
<BR><FONT SIZE=3D2>> such as "pits", spikes, square wave =
function graphs, clipping on some </FONT>
<BR><FONT SIZE=3D2>> waveforms, etc.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> This is not limited to MFN. I have =
observed this on other </FONT>
<BR><FONT SIZE=3D2>> similiar types of </FONT>
<BR><FONT SIZE=3D2>> Sundry network data collection systems.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> It is not easy to see HOW BAD the problem is =
with these Sundry data </FONT>
<BR><FONT SIZE=3D2>> collection systems, UNTIL you expand the MRTG =
graph. Once </FONT>
<BR><FONT SIZE=3D2>> this is done, </FONT>
<BR><FONT SIZE=3D2>> then you can really see how bad the integrity =
of the </FONT>
<BR><FONT SIZE=3D2>> collected data really </FONT>
<BR><FONT SIZE=3D2>> is. A small MRTG graph really masks the =
problems associated </FONT>
<BR><FONT SIZE=3D2>> with the data </FONT>
<BR><FONT SIZE=3D2>> which is being displayed. With a larger =
graph, you </FONT>
<BR><FONT SIZE=3D2>> definately see the </FONT>
<BR><FONT SIZE=3D2>> problems associated with todays Sundry =
systems.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> As there is no way to really verify the QUALITY =
or INTEGRITY </FONT>
<BR><FONT SIZE=3D2>> of the data </FONT>
<BR><FONT SIZE=3D2>> being displayed, then I submit as fact, that =
what is being </FONT>
<BR><FONT SIZE=3D2>> shown here is </FONT>
<BR><FONT SIZE=3D2>> really in a grey area, at best.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> So who really knows how correct, the data which =
is being </FONT>
<BR><FONT SIZE=3D2>> displayed on the </FONT>
<BR><FONT SIZE=3D2>> MFN home page is really is ?</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> Cause with the clipping, spiking, pits, & =
squarewave graphs, </FONT>
<BR><FONT SIZE=3D2>> small graphing </FONT>
<BR><FONT SIZE=3D2>> scale being shown, definately, I have my doubts =
...</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> One would also wonder, that if this data =
collection system is </FONT>
<BR><FONT SIZE=3D2>> used by MFN to </FONT>
<BR><FONT SIZE=3D2>> generate bills for customers of MFN who are =
charged by the </FONT>
<BR><FONT SIZE=3D2>> Megabyte, what </FONT>
<BR><FONT SIZE=3D2>> these customers bills look like & HOW =
accurate these bills </FONT>
<BR><FONT SIZE=3D2>> really are...</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> Regards,</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> Mike Martin.</FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> >From: "Pawlukiewicz Jane" =
<pawlukiewicz_jane@bah.com></FONT>
<BR><FONT SIZE=3D2>> >To: "nanog@merit.edu" =
<nanog@merit.edu></FONT>
<BR><FONT SIZE=3D2>> >Subject: Re: WorldComm Fiber Cut????</FONT>
<BR><FONT SIZE=3D2>> >Date: Mon, 08 Jul 2002 10:52:18 =
-0400</FONT>
<BR><FONT SIZE=3D2>> ></FONT>
<BR><FONT SIZE=3D2>> ></FONT>
<BR><FONT SIZE=3D2>> >MFNs status page is:</FONT>
<BR><FONT SIZE=3D2>> ></FONT>
<BR><FONT SIZE=3D2>> ><A =
HREF=3D"http://www.mfn.com/network/ip_networkstatus.shtm#sjc" =
TARGET=3D"_blank">http://www.mfn.com/network/ip_networkstatus.shtm#sjc</=
A></FONT>
<BR><FONT SIZE=3D2>> ></FONT>
<BR><FONT SIZE=3D2>> >Jane</FONT>
<BR><FONT SIZE=3D2>> ></FONT>
<BR><FONT SIZE=3D2>> >Sean Donelan wrote:</FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > On Sun, 7 Jul 2002, Gerardo A. =
Gregory wrote:</FONT>
<BR><FONT SIZE=3D2>> > > > Can someone from WorldComm =
please verify a fiber cut </FONT>
<BR><FONT SIZE=3D2>> that happened </FONT>
<BR><FONT SIZE=3D2>> >today at</FONT>
<BR><FONT SIZE=3D2>> > > > around 11:30 am (Central). =
I have bveen informed that </FONT>
<BR><FONT SIZE=3D2>> a fiber cut in</FONT>
<BR><FONT SIZE=3D2>> > > > Illinois (or Indiana) has been =
in effect (until just a </FONT>
<BR><FONT SIZE=3D2>> few minutes) </FONT>
<BR><FONT SIZE=3D2>> >for all</FONT>
<BR><FONT SIZE=3D2>> > > > of the afternoon and most of the =
evening.</FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > Worldcom is reporting a problems near =
Chicago. Earthlink </FONT>
<BR><FONT SIZE=3D2>> is reporting</FONT>
<BR><FONT SIZE=3D2>> > > problems affecting its customers in =
Indiana, Illinois, </FONT>
<BR><FONT SIZE=3D2>> Iowa, Michigan,</FONT>
<BR><FONT SIZE=3D2>> > > Wisconsin and Ohio.</FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > <A =
HREF=3D"http://help.mindspring.com/netstatus/" =
TARGET=3D"_blank">http://help.mindspring.com/netstatus/</A></FONT>
<BR><FONT SIZE=3D2>> > > <A HREF=3D"http://www.noc.uu.net/" =
TARGET=3D"_blank">http://www.noc.uu.net/</A></FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > Cable & Wireless is showing =
delays out of Cleveland, Ohio</FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > <A HREF=3D"http://sla.cw.net/" =
TARGET=3D"_blank">http://sla.cw.net/</A></FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > AT&T and Sprint aren't reporting =
any problems.</FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > <A =
HREF=3D"http://ipnetwork.bgtmo.ip.att.net/index.html" =
TARGET=3D"_blank">http://ipnetwork.bgtmo.ip.att.net/index.html</A></FONT=
>
<BR><FONT SIZE=3D2>> > > <A HREF=3D"http://www.sprint.net/" =
TARGET=3D"_blank">http://www.sprint.net/</A></FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > MFN's and PSI's network status pages =
have stopped working </FONT>
<BR><FONT SIZE=3D2>> for me, so I</FONT>
<BR><FONT SIZE=3D2>> > > don't know if they are having =
problems.</FONT>
<BR><FONT SIZE=3D2>> > ></FONT>
<BR><FONT SIZE=3D2>> > > <A =
HREF=3D"http://www.above.net/html/techlog.txt" =
TARGET=3D"_blank">http://www.above.net/html/techlog.txt</A></FONT>
<BR><FONT SIZE=3D2>> > > <A =
HREF=3D"http://www.psi.net/cgi-bin/netstatus.pl5" =
TARGET=3D"_blank">http://www.psi.net/cgi-bin/netstatus.pl5</A></FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> </FONT>
<BR><FONT SIZE=3D2>> =
_________________________________________________________________</FONT>=
<BR><FONT SIZE=3D2>> Chat with friends online, try MSN Messenger: <A =
HREF=3D"http://messenger.msn.com" =
TARGET=3D"_blank">http://messenger.msn.com</A></FONT>
<BR><FONT SIZE=3D2>> </FONT>
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