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<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Many thanks Benoit<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Which category service
are u using? I am using nrt-VBR. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Does Cisco recommend any
Oversubscription or overbooking factors values for 7206VXR or 10000. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Otherwise, which values
is the general ISP community using without causing any degradation?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>To clarify what I mean by
Oversubscription, it is total SCR bandwidth exceeding line speed and not number
of VCs<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>TIA<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Sam<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
Benoit GRANGE [mailto:Benoit.GRANGE@fr.tiscali.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> 13. januar 2005 11:01<br>
<b><span style='font-weight:bold'>To:</span></b> Sam Meftahi;
cisco-bba@puck.nether.net<br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: [cisco-bba] ADSL
shaping using Hierarchical VP</span></font><span lang=EN-US><o:p></o:p></span></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-GB
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><font size=2 color=blue face="Times New Roman"><span
lang=EN-GB style='font-size:10.0pt;color:blue'>Hello,</span></font><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
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<blockquote style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt;
margin-left:3.75pt;margin-top:5.0pt;margin-right:0cm;margin-bottom:5.0pt'>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I am using nrt-VBR to terminate various VCs on an
ADSL aggregator, however the local Telco is policing at VP level. I am considering
using Hierarchical VP shaping to match exactly what the Telco is policing and
thus provide an end to end traffic management.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>1- Has anyone implemented this model and is it
performing as it should.<br>
<font color=blue><span style='color:blue'>[Benoit GRANGE] As far as I know
it only works on the Cisco 10k. <o:p></o:p></span></font></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>2- I also oversubscribe at BRAS level, so my total
SCR is nearly 3 folds my line card. How does the scheduler cope with such a
demand ? My understanding is that when it comes to creating time slots to
service each cell from each VC within the VP, cells will collide occasionally
and will be dropped (depending which method is used to deal with this
scenario).<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:blue'>We also oversubscribe and
it works within some limits. This kind of job really need to be discussed with
your system engineer at Cisco</span></font><font color=blue face=Arial><span
lang=EN-GB style='font-family:Arial;color:blue'>.<o:p></o:p></span></font></p>
</blockquote>
<p class=MsoNormal><font size=3 color=blue face=Arial><span lang=EN-GB
style='font-size:12.0pt;font-family:Arial;color:blue'><o:p> </o:p></span></font></p>
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<p class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'><img width=189
height=52 id="_x0000_i1025" src="cid:image002.jpg@01C4F969.C67A1B70"
border=0><o:p></o:p></span></font></p>
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<td style='padding:0cm 0cm 0cm 0cm'>
<p class=MsoNormal><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=1 color=black face=Verdana><span
style='font-size:8.0pt;font-family:Verdana;color:black;font-weight:bold'><a
href="mailto:%20benoit.grange@fr.tiscali.com"><font color=royalblue><span
style='color:royalblue'>Benoît Grangé</span></font></a></span></font></b><font
size=1 color=black face=Verdana><span style='font-size:8.0pt;font-family:
Verdana;color:black'><br>
Directeur réseau, Tiscali Télécom<br>
37 rue Greneta, 75002 Paris<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=1 face=Verdana><span style='font-size:8.0pt;
font-family:Verdana'>tel: <o:p></o:p></span></font></p>
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<td style='padding:0cm 0cm 0cm 0cm'>
<p class=MsoNormal><font size=1 face=Verdana><span style='font-size:8.0pt;
font-family:Verdana'>+33 1 45 08 24 68<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=1 face=Verdana><span style='font-size:8.0pt;
font-family:Verdana'>fax: <o:p></o:p></span></font></p>
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<td style='padding:0cm 0cm 0cm 0cm'>
<p class=MsoNormal><font size=1 face=Verdana><span style='font-size:8.0pt;
font-family:Verdana'>+33 1 45 08 20 01<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=1 color=black face=Verdana><span
style='font-size:8.0pt;font-family:Verdana;color:black'><o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=1 color=gray face=Verdana><span
style='font-size:8.0pt;font-family:Verdana;color:gray'>C'est parce que la
vitesse de la lumière est supérieure à celle du son, que beaucoup de gens
paraissent brillants avant d'avoir l'air con. <o:p></o:p></span></font></p>
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12.0pt'><o:p> </o:p></span></font></p>
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