comment inline

Stefano

>----Original Message-----
>From: myccie Lian [mailto:[EMAIL PROTECTED]]
>Sent: mercoledì 30 agosto 2000 7.22
>To: [EMAIL PROTECTED]
>Subject: Help on Frame-relay Traffic-shaping command
>
>
>Hi,
>I have studied  following command at cisco website but I still have problem

>to understand how the parameters work.
>If you can give me some example of those command, I will really appreciate 
>that.
>
>
>1.
>Frame-relay traffic-rate [bit-rate [burst-size][excess-burst-size]]
>    frame-relay traffic-rate 32000  64000 16000
>    look like 32000 is CIR. what about 64000 and 16000.
>    Is there any different to use "frame-relay cir" command ?
>
---S---
Frame-relay traffic-rate [bit-rate [burst-size][excess-burst-size]]
don't exist the command is
traffic-shape rate bit-rate [burst-size [excess-burst-size]] 

and is Generic Trafic Shaping (GTS)not frame relay specific

in the example frame-relay traffic-rate 32000  64000 16000
32000 is the CIR
64000 is the Committed burst=CIR*Tc=32000*2=64000
Tc - committed rate measurement interval
16000 is the Excess burst (usually Eb=port speed - CIR)
---
>
>
>2.
>frame-relay traffic-rate 1544000
>frame-relay adaptive 64000
>Documentation tell me CIR is 64000 and access rate is 1544000. What is the 
>different with the command " frame-relay traffic-rate 32000 64000 16000" ?
>
----S---
frame-relay traffic-rate average [peak]
Define the traffic rate for the map class.
average=CIR
[peak]=the max rate (CIR+EIR) if omitted is the port speed

in your example 1544000 is the CIR (suppose CIR=port speed don't need
command)

frame-relay adaptive-shaping {becn|foresight}
depending on the BECN recieved 64000 is the rate to which traffic shaping
will adapt

traffic-rate 32000 64000 16000
=
frame-relay traffic-rate 32000 48000
----
>
>3.
>frame-relay cir 64000
>frame-relay mincir 64000
>Is that these two command have any relationship with "frame-relay traffic-
>rate" ?
>
----S--
This command replaces "frame-relay traffic-rate" and have the same meaning
frame-relay traffic-rate 32000 48000
=
frame-relay cir 32000
frame-relay bc 32000
frame-relay be 16000
------
>
>
>4.
>If I want to get at least 16k of bandwidth but not more than 32k at serial
>link s0, how can I use the traffic-shaping command.
>
----S---
in a map class use 

frame-relay traffic-rate 16000 32000
=
frame-relay cir 16000
frame-relay bc 16000
frame-relay be 16000
-----

hope this help.
Correct me if i'm wrong

>Thanks for your help.
>
>
>Gerry Lian 

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