From: Ben (bmunyao@gmail.com)
Date: Sat Sep 29 2007 - 13:52:54 ART
Lim,
The available bandwidth for CBWFQ in a map-class is mincir, which by default
is 50% of CIR.
I see you have cir = 256k.....
HTH
Ben
On 9/29/07, Toh Soon, Lim <tohsoon28@gmail.com> wrote:
>
> Hi Group,
>
> I have the following FRTS and CBWFQ config:
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> map-class frame-relay FRTS_R4
> frame-relay cir 256000
> service-policy output MYPOL
> !
> policy-map MYPOL
> class CITRIX
> bandwidth 12
> class WEBFTPIMAP-2
> bandwidth 10
> class NOTES
> bandwidth 15
> class XWIN
> bandwidth 10
> class VDO
> bandwidth 64
> class REALAUDIO
> bandwidth 25
> class IP-PREC
> bandwidth 12
> class MSEXCH-2
> bandwidth 40
> class NEWS
> bandwidth 15
> class class-default
> fair-queue
> !
> interface Serial0/0
> bandwidth 256
> ip address 136.10.24.4 255.255.255.248
> encapsulation frame-relay
> frame-relay map ip 136.10.24.2 401 broadcast
> no frame-relay inverse-arp
> max-reserved-bandwidth 100
> !
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> When I applied the FR class to the serial interface, I received an error
> message as follows:
>
> R4(config)#int s 0/0
> R4(config-if)#frame traffic-sh
> R4(config-if)#frame class FRTS_R4
> I/f Serial0/0 DLCI 401 class REALAUDIO requested bandwidth 25 (kbps),
> available only 17 (kbps)
>
> Adding the bandwidth up to class VDO gives 111 kbps. It seems the
> available
> bandwidth of the interface is only 128 kbps (i.e. 111+17). Can anyone
> explain why since my available bandwidth should be 256K (100% of 256K).
>
> I'm only able to apply the class after I added "frame-relay mincir 256000"
> to the map-class. Understand that default mincir is cir/2, in this case
> 128
> kbps. Could my problem be due to this?
>
> Confused.
>
>
> Thank you.
>
> B.Rgds,
> Lim TS
>
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