[flow-tools] Lost Flow Syslog Message, this can't be right

Poetzel, Christopher J. cpoetzel@anl.gov
Mon, 15 Apr 2002 13:35:41 -0500


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I have seen this type of message in my Syslog before and thought I would
email to see if someone could explain it...
 
Apr 15 13:09:06 jupiter flow-capture[2463]: ftpdu_seq_check():
src_ip=192.5.170.2 dst_ip=146.137.1.70 d_version=5 expecting=508750200
receiv
ed=508750230 lost=30
 
Apr 15 13:09:06 jupiter flow-capture[2463]: ftpdu_seq_check():
src_ip=192.5.170.2 dst_ip=146.137.1.70 d_version=5 expecting=508750260
receiv
ed=508750200 lost=4294967235
 
Apr 15 13:09:06 jupiter flow-capture[2463]: ftpdu_seq_check():
src_ip=192.5.170.2 dst_ip=146.137.1.70 d_version=5 expecting=508750230
receiv
ed=508750260 lost=30
 
I cannot believe that flow-tools would lose 4,294,967,235 flows.
Any thoughts
 
 
 
Chris Poetzel
Argonne National Labratory
Network Engineer
CCNA
 
630-252-7431
cpoetzel@anl.gov
 

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<div class=3DSection1>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>I have seen this type of message in my Syslog before =
and
thought I would email to see if someone could explain =
it...<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Apr 15 </span></font><st1:time Hour=3D"13" =
Minute=3D"9"><font
 size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'>13:09:06</span></font></st1=
:time><font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'> <span
class=3DSpellE>jupiter</span> flow-<span =
class=3DGramE>capture[</span>2463]: <span
class=3DSpellE>ftpdu_seq_check</span>(): <span class=3DSpellE>src_ip</sp=
an>=3D192.5.170.2
<span class=3DSpellE>dst_ip</span>=3D146.137.1.70 <span =
class=3DSpellE>d_version</span>=3D5
expecting=3D508750200 <span =
class=3DSpellE>receiv</span><o:p></o:p></span></font></p>

<p class=3DMsoNormal><span class=3DGramE><font size=3D2 =
face=3DArial><span
style=3D'font-size:10.0pt;font-family:Arial'>ed=3D</span></font></span><=
font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'>508750230
lost=3D30<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Apr 15 </span></font><st1:time Hour=3D"13" =
Minute=3D"9"><font
 size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'>13:09:06</span></font></st1=
:time><font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'> <span
class=3DSpellE>jupiter</span> flow-<span =
class=3DGramE>capture[</span>2463]: <span
class=3DSpellE>ftpdu_seq_check</span>(): <span =
class=3DSpellE>src_ip</span>=3D192.5.170.2
<span class=3DSpellE>dst_ip</span>=3D146.137.1.70 <span =
class=3DSpellE>d_version</span>=3D5
expecting=3D508750260 <span =
class=3DSpellE>receiv</span><o:p></o:p></span></font></p>

<p class=3DMsoNormal><span class=3DGramE><font size=3D2 =
face=3DArial><span
style=3D'font-size:10.0pt;font-family:Arial'>ed=3D</span></font></span><=
font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'>508750200
lost=3D<b style=3D'mso-bidi-font-weight:normal'><span =
style=3D'font-weight:bold;
mso-bidi-font-weight:normal'>4294967235</span></b><o:p></o:p></span></fo=
nt></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Apr 15 </span></font><st1:time Hour=3D"13" =
Minute=3D"9"><font
 size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'>13:09:06</span></font></st1=
:time><font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'> <span
class=3DSpellE>jupiter</span> flow-<span =
class=3DGramE>capture[</span>2463]: <span
class=3DSpellE>ftpdu_seq_check</span>(): <span =
class=3DSpellE>src_ip</span>=3D192.5.170.2
<span class=3DSpellE>dst_ip</span>=3D146.137.1.70 <span =
class=3DSpellE>d_version</span>=3D5
expecting=3D508750230 <span =
class=3DSpellE>receiv</span><o:p></o:p></span></font></p>

<p class=3DMsoNormal><span class=3DGramE><font size=3D2 =
face=3DArial><span
style=3D'font-size:10.0pt;font-family:Arial'>ed=3D</span></font></span><=
font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial'>508750260
lost=3D30<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>I cannot believe that flow-tools would lose <b
style=3D'mso-bidi-font-weight:normal'><span =
style=3D'font-weight:bold;mso-bidi-font-weight:
normal'>4,294,967,235 </span></b>flows.<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'>Any thoughts<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>Chris Poetzel</span></font><span
style=3D'mso-no-proof:yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><st1:place><font size=3D2 face=3DArial><span =
style=3D'font-size:
 =
10.0pt;font-family:Arial;mso-no-proof:yes'>Argonne</span></font></st1:pl=
ace><font
size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;font-family:Arial;mso-no-proof:
yes'> National Labratory</span></font><span =
style=3D'mso-no-proof:yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>Network Engineer</span></font><span
style=3D'mso-no-proof:yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>CCNA</span></font><span =
style=3D'mso-no-proof:
yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span =
style=3D'font-size:
12.0pt;mso-no-proof:yes'>&nbsp;<o:p></o:p></span></font></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>630-252-7431</span></font><span
style=3D'mso-no-proof:yes'><o:p></o:p></span></p>

<p class=3DMsoNormal><font size=3D2 face=3DArial><span =
style=3D'font-size:10.0pt;
font-family:Arial;mso-no-proof:yes'>cpoetzel@anl.gov</span></font><o:p><=
/o:p></p>

<p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span =
style=3D'font-size:
12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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