From: Jonathan Greenwood II (gwood83@gmail.com)
Date: Thu Jul 17 2008 - 13:21:43 ART
Disreguard I see it on the last line. Yeah your right it is 13. Your #'s
look correct from my calculations
On Thu, Jul 17, 2008 at 11:20 AM, Jonathan Greenwood II <gwood83@gmail.com>
wrote:
> Apply the frame-relay traffic-shaping command to the physical interface and
> then issue the sh frame-relay pvc 101. From the output it looks as if it's
> using the default cir, bc, and tc.
>
>
> On Thu, Jul 17, 2008 at 11:17 AM, Jonathan Greenwood II <gwood83@gmail.com>
> wrote:
>
>> I don't see the frame-relay traffic-shaping command under the physical
>> interface. Can you issue a sh frame-relay map pvc 101?
>>
>>
>> On Thu, Jul 17, 2008 at 11:08 AM, Rado Vasilev <decklandv@gmail.com>
>> wrote:
>>
>>> Hi Group,
>>>
>>> I'd appreciate if someone sheds some light on this one...
>>> Task is to shape a FR rate to 10mbit/s. BECN notifications should bring
>>> the rate down to 7.5mbit/s. In case the router has accumlated credit, it's
>>> allowed to burst to the physical capacity of 45mbit/s on the port.
>>> use an interval of 50ms.
>>>
>>> My solution:
>>>
>>> map-class frame-relay SE10
>>> frame-relay cir 10000000 ---> 10mbit/s commint
>>> frame-relay bc 500000 ---> calcuated as the CIR / 20 (as there's
>>> 20 intervals of 50ms in a second)
>>> frame-relay be 1750000 ---> burts calucalated as; physical
>>> capacity of 45mbit/s - 10mbit/s commit = 35mbit/s; 35mbit/s divided by 20
>>> (20 intervals of 50ms within a second)
>>> frame-relay mincir 7500000 ---> this will be used if BECN frames are
>>> received
>>> frame-relay adaptive-shaping becn
>>>
>>> interface Serial1/0
>>> bandwidth 45000
>>> frame-relay map ip 54.1.1.254 101 broadcast
>>> frame-relay interface-dlci 101
>>> class SE10
>>>
>>>
>>> My problem is when I check the result with:
>>>
>>> Rack1R6#sh traffic-shape se 1/0
>>> Interface Se1/0
>>> Access Target Byte Sustain Excess Interval Increment
>>> Adapt
>>> VC List Rate Limit bits/int bits/int (ms) (bytes)
>>> Active
>>> 51 56000 875 7000 0 125 875 -
>>> 100 56000 875 7000 0 125 875 -
>>> 201 56000 875 7000 0 125 875 -
>>> 301 56000 875 7000 0 125 875 -
>>> 401 56000 875 7000 0 125 875 -
>>> 101 10000000 234375 500000 1750000 13 16250 BECN
>>>
>>> Shouldn't i get a result interval of 50 and not 13ms as in the above
>>> output?
>>>
>>>
>>> Thanks for your help!
>>> Rado
>>>
>>>
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