Re: frame-relay traffic shape

From: zheng jiang gu (zjgu@xxxxxxxxxx)
Date: Mon Dec 18 2000 - 00:05:45 GMT-3


   
I think so ! Justin,what do you think?
zjgu
----- Original Message -----
From: YJC <stiff.yu@datacraft-asia.com>
To: zheng jiang gu <zjgu@ce-air.com>; Justin Menga <Justin.Menga@computerland.c
o.nz>; CCIE Group Study (E-mail) <ccielab@groupstudy.com>
Sent: Monday, December 18, 2000 10:50 AM
Subject: Re: frame-relay traffic shape

> 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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