From: Thomas Alexander (talexander1@xxxxxxxxxxxxx)
Date: Thu Nov 09 2000 - 18:19:59 GMT-3
By Default, only 75 % of the interface bandwidth is available for CBWFQ.
The remaining 25% is used for layer2 overhead, best-effort and control
traffic.
So 768+256+134 is 75 % of 1544. Ofcourse that can be changed with
max-reserved-bandwidth command, but with CAUTION.
For more info :
http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/qos_
r/qrdcmd3.htm#xtocid45574
Thomas Alexander
----- Original Message -----
From: Lev Terebizh <lter@rmconsulting.com>
To: GroupStudy <ccielab@groupstudy.com>
Sent: Thursday, November 09, 2000 6:26 AM
Subject: CBWFQ
> Is any boudy in the know about this...
>
> I configureg few classes...
>
>
> class-map vlan-1
> match access-group 31
> class-map vlan-2
> match access-group 32
> class-map vlan-3
> match access-group 33
> !
> policy-map A
> class vlan-1
> bandwidth 768
> class vlan-2
> bandwidth 256
> !
>
> int s0/0 ---this is T1
csu/dsu -
> 1544 bps bandwidth
> service-policy output A
> !
>
>
> And now... If I try to add more classes... I can't have more that 134
> Bandwith ..to add....so 768+256+134 not equal to 1544....
>
> What is the point?
>
>
>
>
>
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