Re: frame-relay traffic shape

From: YJC (stiff.yu@xxxxxxxxxxxxxxxxxx)
Date: Sun Dec 17 2000 - 23:50:31 GMT-3


   
zheng,
Thank you,if you think a is right for cisco and b is right for RFC.

----- Original Message -----
From: zheng jiang gu <zjgu@ce-air.com>
To: YJC <stiff.yu@datacraft-asia.com>; Justin Menga
<Justin.Menga@computerland.co.nz>; CCIE Group Study (E-mail)
<ccielab@groupstudy.com>
Sent: Sunday, December 17, 2000 12:42 PM
Subject: Re: frame-relay traffic shape

> yu:
> Do you find the correct answer?
> I think Justin is right.
> 1 May be IOS bug ,
>
> "Map class fast_vcs uses a peak rate of 64000 and average rate of 16000
bps
> map-class frame-relay fast_vcs
> frame-relay traffic-rate 16000 64000
> frame-relay priority-group 2"
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/wan_c
/wcfrelay.htm#xtocid2427383
>
> 2 A is correct for CISCO,but not correct for RFC.But for a ccie candidate
,YOU KNOW MY MEANING!!
>
> frame-relay traffic-rate
> To configure all the traffic shaping characteristics of a virtual circuit
in a single command, use the frame-relay traffic-rate map-class
configuration command. To remove the specified traffic shaping from the map
class, use the no form of this command.
>
> frame-relay traffic-rate average [peak]
> no frame-relay traffic-rate average [peak]
>
> Syntax Description
> average
> Average rate, in bits per second; equivalent to specifying the contracted
CIR.
>
> peak
> (Optional) Peak rate, in bits per second; equivalent to
> CIR + Be/Tc = CIR (1 + Be/Bc) = CIR + EIR.
>
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/wan_r
/wrfrelay.htm#xtocid18778299
>
>
>
> ----- Original Message -----
> From: YJC <stiff.yu@datacraft-asia.com>
> To: Justin Menga <Justin.Menga@computerland.co.nz>; CCIE Group Study
(E-mail) <ccielab@groupstudy.com>
> Sent: Friday, December 15, 2000 9:52 AM
> Subject: Re: frame-relay traffic shape
>
>
> > but you show frame-relay pvc,you can see tc is 0.125s.
> > how do you think tc is 1s.
> >
> > thanks
> >
> > ----- Original Message -----
> > From: Justin Menga <Justin.Menga@computerland.co.nz>
> > To: YJC <stiff.yu@datacraft-asia.com>; CCIE Group Study (E-mail)
> > <ccielab@groupstudy.com>
> > Sent: Saturday, December 09, 2000 5:17 PM
> > Subject: RE: frame-relay traffic shape
> >
> >
> > > Hi,
> > >
> > > 1. The difference is that using frame-relay traffic-rate command, the
tc
> > is
> > > assumed to be 1 second. Hence your bc and be reflect values if tc=1
> > >
> > > 2. a
> > >
> > > Regards,
> > >
> > > Justin Menga MCSE+I CCNP CCSE ASE
> > > WAN Specialist
> > > Computerland New Zealand
> > > PO Box 3631, Auckland
> > > DDI: (+64) 9 360 4864 Mobile: (+64) 25 349 599
> > > mailto: justin.menga@computerland.co.nz
> > >
> > >
> > > -----Original Message-----
> > > From: YJC [mailto:stiff.yu@datacraft-asia.com]
> > > Sent: Wednesday, 6 December 2000 8:59 p.m.
> > > To: CCIE Group Study (E-mail)
> > > Subject: frame-relay traffic shape
> > >
> > >
> > > hellow,
> > >
> > > I have two question.
> > >
> > > 1, what differnce when i use frame-relay traffic-rate or frame-relay
> > bc,cir
> > > ,be;
> > > for example:cir=48000,cir+eir=64000,tc=0.125
> > > the below is my config and sh frame-relay pvc,you can see many
> > > difference,why?



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