[c-nsp] CBWFQ-LLQ on PPPoE Virtual Templates

[Andrey Kostin]

Can anybody share experiense about how many sessions with Per-Session QoS
(shaping or policing) could NPE-G1 handle?

> -----???????? ?????????-----
> ??: cisco-nsp-bounces at puck.nether.net 
> [mailto:cisco-nsp-bounces at puck.nether.net] ?? ????? David Granzer
> ??????????: 10 ?????? 2008 ?. 18:35
> ????: Gregory Boehnlein
> ?????: cisco-nsp at puck.nether.net
> ????: Re: [c-nsp] CBWFQ-LLQ on PPPoE Virtual Templates
> 
> On 4/10/08, Gregory Boehnlein <damin at nacs.net> wrote:
> > > > Hello,
> >  > >     We have a 7206 running (C7200-IK9S-M), Version 
> 12.3(20), RELEASE
> >  > > SOFTWARE (fc2). We are trying to get LLQ implemented on Virtual
> >  > > Template interfaces for our PPPoE DSL users:
> >  > >
> >  > > vpdn-group akrnaa01rr
> >  > >  description SBC Akron VPDN Group
> >  > >  accept-dialin
> >  > >   protocol l2tp
> >  > >   virtual-template 1
> >  > >  terminate-from hostname akrnaa01rr.oh.AADS
> >  > >  local name xxxxxx
> >  > >  lcp renegotiation always
> >  > >  l2tp tunnel password 7 xxxxxxxxxxx
> >  >
> >  > QoS for L2TP users is not supported in your release, you 
> need 12.2SB,
> >  > take a look at the "Per-Session QoS" feature at
> >  > 
> http://www.cisco.com/en/US/docs/ios/12_2sb/feature/guide/sbbbrs1b.html
> >
> >
> > Excellent. Thank you very much. What does the "SB" 
> designation stand for?
> 
> There are two SB releases, 122-28.SB and 122-31.SB. I'm not surre what
> exactly the difference is between the two, but we have curious
> experience with 122-31.SB releases with Per-Session QoS (traffic
> shaping) enabled. If there a lot of PPPoE sessions (more than 3000) on
> the 7301 the  throughput per session goes notably down. We didn't see
> this behavior with 122-28.SB.
> 
> David
>