From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andy Furniss <andy.furniss@dsl.pipex.com>
Date: Tue, 22 Mar 2005 21:50:15 +0000
Subject: Re: [LARTC] Traffic Shaping for DVB gateway
Message-Id: <42409317.7040607@dsl.pipex.com>
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To: lartc@vger.kernel.org

saki wrote:
> Hello all,
> I am providing broadband service through DVB circuit.
> I have 4KB uplink and 32KB downlink. I want to share
> 32KB downlink bandwidth among 192.168.0.0/24 (20 users
> in this subnet i.e 192.168.0.2-192.168.0.22)subnet
> where each user will get 2KB to 6KB bandwidth. And
> from 4KB uplink bandwidth each users will get only 1KB
> to 2KB bandwidth.
>                                                       
>                                                       
>         
> Here is my configuration
>                                                       
>                                                       
>         
>                 |-------|=ethi 192.160.0.1 connected
> to client
>                 |       |
>                 |gateway|=eth0 201.91.89.81 uplink
> through DSL
>                 | server|
>                 |-------|=penval0 Downlink through
> DVB
>                                                       
>                                                       
>         
>  To get my desired result I configured  htb in this
> way:
> ----------------------------------
> /sbin/tc qdisc del dev eth0 root
> /sbin/tc qdisc add dev eth0 root handle 1 htb default
> 30 r2q 100
>                                                       
>                                                       
>         
> /sbin/tc qdisc del dev eth1 root
> /sbin/tc qdisc add dev eth1 root handle 1 htb default
> 30
>                                                       
>                                                       
>         
> /sbin/tc class add dev eth0 parent 1: classid 1:2 htb
> rate 32kbit burst 15k
>                                                       
>                                                       
>         
> /sbin/tc class add dev eth0 parent 1:2 classid 1:3 htb
> rate 8kbit ceil 16kbit burst 15k
> /sbin/tc qdisc add dev eth0 parent 1:3 handle 3 sfq
> perturb 10
> /sbin/tc filter add dev eth0 parent 1:0 protocol ip
> prio 100 u32 match ip dst 192.168.0.0/24 classid 1:3
>                                                       
>                                                       
>         
> /sbin/tc class add dev eth0 parent 1:2 classid 1:30
> htb rate 1kbit ceil 32kbit burst 15k
> /sbin/tc qdisc add dev eth0 parent 1:30 handle 30 sfq
> perturb 10
>                                                       
>                                                       
>         
> /sbin/tc class add dev eth1 parent 1: classid 1:2 htb
> rate 256kbit burst 15k
>                                                       
>                                                       
>         
> /sbin/tc class add dev eth1 parent 1:2 classid 1:3 htb
> rate 16kbit ceil 48kbit burst 15k
> /sbin/tc qdisc add dev eth1 parent 1:3 handle 3 sfq
> perturb 10
> -------------------------------------------------------
> 
> But these rules resulted very bad. My total service
> became slowdown.
>   Anyone could advice me how should i configure htb to
> get my desired result?

Let the users have higher ceil and seperate interactive traffic from 
bulk eg dns and small tcp packets and give those priority.

Andy.
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