From: BT (btng166@streamyx.com)
Date: Sun Jan 09 2005 - 12:53:39 GMT-3
same output in sh frame pvc 211
Spoke2#sh frame-relay pvc 211
PVC Statistics for interface Serial1 (Frame Relay DTE)
DLCI = 211, DLCI USAGE = LOCAL, PVC STATUS = ACTIVE, INTERFACE = Serial1
input pkts 1 output pkts 0 in bytes 34
out bytes 0 dropped pkts 0 in pkts dropped 0
out pkts dropped 0 out bytes dropped 0
in FECN pkts 0 in BECN pkts 0 out FECN pkts 0
out BECN pkts 0 in DE pkts 0 out DE pkts 0
out bcast pkts 0 out bcast bytes 0
Shaping adapts to BECN
pvc create time 00:32:31, last time pvc status changed 00:32:31
cir 64000 bc 64000 be 32000 byte limit 5000 interval 125
mincir 32000 byte increment 1000 Adaptive Shaping BECN
pkts 0 bytes 0 pkts delayed 0 bytes delayed 0
shaping inactive
traffic shaping drops 0
Queueing strategy: fifo
Output queue 0/40, 0 drop, 0 dequeued
----- Original Message -----
From: "Bob Sinclair" <bsin@cox.net>
To: "BT" <btng166@streamyx.com>; <reo@chavallos.net>;
<ccielab@groupstudy.com>
Sent: Sunday, January 09, 2005 7:56 PM
Subject: Re: FRTS Details
> BT,
>
> The interval increment of 1000 makes sense for the 64K CIR, and 1500 would
> make sense for combined Bc and Be, but I don't know where they are getting
> the 5000 from. You might get more detail with the output of sh frame pvc
> 211
>
>
> Bob Sinclair
> CCIE #10427, CCSI 30427, CISSP
> www.netmasterclass.net
>
> ----- Original Message -----
> From: "BT" <btng166@streamyx.com>
> To: <reo@chavallos.net>; <ccielab@groupstudy.com>
> Sent: Sunday, January 09, 2005 5:02 AM
> Subject: Re: FRTS Details
>
>
> > Hi,
> >
> > if I use frame-relay traffic-rate instead of frame-relay cir, I will get
a
> > different result.
> > e.g
> >
> > map-class frame-relay test
> >
> > frame-relay traffic-rate 64000 96000
> >
> > frame-relay adaptive-shaping becn
> >
> >
> >
> > Spoke2#sh traffic-shape
> >
> >
> >
> > Interface Se1
> >
> > Access Target Byte Sustain Excess Interval Increment
> > Adapt
> >
> > VC List Rate Limit bits/int bits/int (ms) (bytes)
> > Active
> >
> > 211 64000 5000 64000 32000 125 1000
> > BECN
> >
> >
> >
> > any idea why the byte limit is 5000 ? shouldn't it be 1500 ?
> >
> >
> >
> > rgds
> >
> > BT
> >
> >
> >
> > ----- Original Message -----
> > From: <reo@chavallos.net>
> > To: <ccielab@groupstudy.com>
> > Sent: Sunday, January 09, 2005 12:50 AM
> > Subject: Re: FRTS Details
> >
> >
> >> Thanks Bob,
> >> I thought before that Bc is Sustain (bit/int), and it worked for some
> > cases
> >> %)
> >>
> >> Appreciate you help
> >>
> >>
> >> ----- Original Message -----
> >> From: "Bob Sinclair" <bsin@cox.net>
> >> To: <reo@chavallos.net>; <ccielab@groupstudy.com>
> >> Sent: Saturday, January 08, 2005 8:05 AM
> >> Subject: Re: FRTS Details
> >>
> >>
> >> > Reo,
> >> >
> >> > Notice that your Byte Limit (the number of bytes that can be sent per
> >> > interval) is 3000 bytes, which is 24000/8. 24000 is the Bc that
> >> > results
> >> > from the formula Bc= CIR * Tc (tc = 125 ms, or 1/8 of a second) in
> > your
> >> > case.
> >> >
> >> > So, it seems to me that you are in fact using the Bc defined by the
> >> formula,
> >> > but the show command is not reflecting this. I noticed the same
output
> > on
> >> > recent IOS. Not sure why the change. Perhaps related to the
> >> qos-autosense
> >> > feature?
> >> >
> >> > Bob Sinclair
> >> > CCIE #10427, CCSI 30427, CISSP
> >> > www.netmasterclass.net
> >> >
> >> > ----- Original Message -----
> >> > From: <reo@chavallos.net>
> >> > To: <ccielab@groupstudy.com>
> >> > Sent: Friday, January 07, 2005 8:14 PM
> >> > Subject: FRTS Details
> >> >
> >> >
> >> > > I'm trying to understand FRTS details.
> >> > >
> >> > > The main formula is Bc=CIR*Tc.
> >> > >
> >> > > I'm trying to set CIR only like this:
> >> > > ---
> >> > > map-class frame-relay DLCI-401
> >> > > frame-relay cir 192000
> >> > > ---
> >> > >
> >> > > And here's what I get
> >> > > ---
> >> > > #sh traffic-shape
> >> > > Interface Se0/0
> >> > > Access Target Byte Sustain Excess Interval
Increment
> >> > > Adapt
> >> > > VC List Rate Limit bits/int bits/int (ms)
(bytes)
> >> > > Active
> >> > > 401 192000 3000 192000 0 125
> > 3000 -
> >> > > ---
> >> > >
> >> > > Why formula does not work now?
> >> > > Do I need to set Bc all the time?
> >> > >
> >> > > -R
> >> > > CCIE #12944
> >> > >
> >> > >
> > _______________________________________________________________________
> >> > > Subscription information may be found at:
> >> > > http://www.groupstudy.com/list/CCIELab.html
> >> >
> >> >
This archive was generated by hypermail 2.1.4 : Wed Feb 02 2005 - 22:10:20 GMT-3