From: Dmitry Volkov (dmitry.volkov@rogers.com)
Date: Fri Jun 11 2004 - 10:53:09 GMT-3
Won't be in this case voice traffic subject of shaping during congestion and
perhaps delayed ?
Thanks,
Dmitry
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On
> Behalf Of Brian McGahan
> Sent: Thursday, June 10, 2004 10:46 AM
> To: Patrick Torney; ccielab@groupstudy.com
> Subject: RE: CBWFQ in the real life
>
>
> I meant bandwidth. The class should read:
>
> policy-map RESERVE
> class A
> priority 500
> class B
> bandwidth 500
> class C
> bandwidth 1000
>
> Still early ;)
>
> Brian McGahan, CCIE #8593
> bmcgahan@internetworkexpert.com
>
> Internetwork Expert, Inc.
> http://www.InternetworkExpert.com
> Toll Free: 877-224-8987 x 705
> Outside US: 775-826-4344 x 705
>
>
> > -----Original Message-----
> > From: Patrick Torney [mailto:ptorney@satx.rr.com]
> > Sent: Thursday, June 10, 2004 9:41 AM
> > To: Brian McGahan
> > Subject: Re: CBWFQ in the real life
> >
> > Hi Brian:
> >
> > Why did you use 'priority xxx' under class B and C and not
> 'bandwidth
> > xxx'?
> > Doesn't the way you did this result in all classes sharing the LLQ?
> >
> > Thanks.
> > Pat Torney
> > ----- Original Message -----
> > From: "Brian McGahan" <bmcgahan@internetworkexpert.com>
> > To: <roih@012.net.il>; <ccielab@groupstudy.com>
> > Sent: Thursday, June 10, 2004 9:17 AM
> > Subject: RE: CBWFQ in the real life
> >
> >
> > > Roi,
> > >
> > > Configure the voice traffic in the low latency queue (priority
> > > statement under the class), and do a bandwidth reservation for
> classes B
> > > and C. Put this class inside another nested policy that
> shapes out
> to
> > > 2Mbps.
> > >
> > > Example:
> > >
> > > policy-map RESERVE
> > > class A
> > > priority 500
> > > class B
> > > priority 500
> > > class C
> > > priority 1000
> > >
> > > policy-map SHAPE
> > > class class-default
> > > shape average 2000000
> > > service-policy RESERVE
> > >
> > >
> > > The above configuration gives 500Kbps of low latency to class A,
> > > and guarantees at least 500Kbps and 1000Kbps for class B
> and class C
> > > respectively in the case of congestion. The congestion
> condition is
> > > bound by the outer service policy, which is shaping the
> aggregate of
> all
> > > classes in RESERVE to 2Mbps. In the case of the absence
> of traffic
> for
> > > a particular class, one or more of the other classes may use the
> > > bandwidth allocated to the missing class.
> > >
> > > HTH,
> > >
> > > Brian McGahan, CCIE #8593
> > > bmcgahan@internetworkexpert.com
> > >
> > > Internetwork Expert, Inc.
> > > http://www.InternetworkExpert.com
> > > Toll Free: 877-224-8987 x 705
> > > Outside US: 775-826-4344 x 705
> > >
> > >
> > > > -----Original Message-----
> > > > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
> Behalf
> > > Of
> > > > roih@012.net.il
> > > > Sent: Thursday, June 10, 2004 5:28 AM
> > > > To: ccielab@groupstudy.com
> > > > Subject: CBWFQ in the real life
> > > >
> > > > hi group.
> > > >
> > > > I need help in CBWFQ case in the real world.
> > > > here it goes:
> > > >
> > > >
> > > > 3 classes A,B,C the first is voice.
> > > >
> > > > I have fast Ethernet interface and I need the limit it to 2M
> > > (that's
> > > > what
> > > > the
> > > > customer wants to pay).
> > > > in 2M I have the police the traffic the A and B will get
> > > > 0.5M each and C the other 1M.
> > > > Now for the problem: I want to be able the allocate the BW of
> class A
> > > if
> > > > no
> > > > packets of voice are arriving and use it
> > > > in class B, the same case from B to C.
> > > > So, my config file have to give me the option to use
> the entire BW
> > > even if
> > > > A
> > > > and B are empty. I've tried it in few ways (also
> with the new
> > > feature
> > > > "two-
> > > > rate
> > > > policer" but no success.
> > > > The BW remaining commands cant help here because it
> define the way
> the
> > > > Allocate the left BW after the classes used the BW. My challenge
> is to
> > > > "leak"
> > > > BW from class to class and not from the remaining "bank" to the
> > > classes
> > > >
> > > >
> > > > Experts, Any idea??
> > > >
> > > > p.s the version can be 12.3...
> > > >
> > > > Roi
> > > >
> > > >
> > >
> ______________________________________________________________
> _________
> > > > Please help support GroupStudy by purchasing your study
> materials
> > > from:
> > > > http://shop.groupstudy.com
> > > >
> > > > Subscription information may be found at:
> > > > http://www.groupstudy.com/list/CCIELab.html
> > >
> > >
> ______________________________________________________________
> _________
> > > Please help support GroupStudy by purchasing your study materials
> from:
> > > http://shop.groupstudy.com
> > >
> > > Subscription information may be found at:
> > > http://www.groupstudy.com/list/CCIELab.html
>
> ______________________________________________________________
> _________
> Please help support GroupStudy by purchasing your study
> materials from:
> http://shop.groupstudy.com
>
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
This archive was generated by hypermail 2.1.4 : Sat Jul 03 2004 - 19:40:37 GMT-3