RE: [LARTC] htb problem

2003-06-12 Thread Morten Isaksen

> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
> Behalf Of Stef Coene
> Sent: 12. juni 2003 21:35
> To: Ratel; [EMAIL PROTECTED]
> Subject: Re: [LARTC] htb problem
> 
> > adequate lines from firewall script :
> > [...]
> > # ftp
> > $IPTABLES -A FORWARD -p tcp -s 0/0 -d 0/0 --dport 21 -m state --state
> > NEW,ESTABLISHED -t mangle -j MARK --set-mark 3
> > # ssh
> > $$IPTABLES -A FORWARD -p tcp -s 0/0 -d 0/0 --dport 22 -m state --state
> > NEW,ESTABLISHED -t mangle -j MARK --set-mark 2
> > # smtp
> > $IPTABLES -A FORWARD -p tcp -s 0/0 -d 0/0 --dport 25 -m state --state
> > NEW,ESTABLISHED -t mangle -j MARK --set-mark 4
> > [...]
> Mhh.  Can you check with iptables -L -v -n that your packets are marked?
> And
> can you tell us what's your setup ?  I mean wich nic is connected to the
> internet, what do you want to shape, is this also a firewall?  And try
> marking in the PREROUTING tables.

I have the same problem. According to iptables the packets are marked but
all the traffic goes to the root htb class.

--
Morten Isaksen
[EMAIL PROTECTED] - http://www.aub.dk/~misak


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[LARTC] Problem with htb and fwmark

2003-06-06 Thread Morten Isaksen
Hi!

I am trying to prioritize udp traffic to satisfy our gamers.

The setup is

800 users

 / 8 Mbit fiber (eth3)
LAN (eth0) - FW -
 \ 6 Mbit FWA (eth2)

The 8 Mbit is the default gw and the FWA is currently only used by our proxy
server


I am using this script:

$IP rule add fwmark 1 table 100 pref 1000
$IP route add table 200 scope global nexthop via 213.173.228.1 dev eth2

tc filter del dev eth0 prio 3
tc qdisc del dev eth0 root handle 1:
tc qdisc add dev eth0 root handle 1: htb default 12
tc class add dev eth0 parent 1: classid 1:1 htb rate 10Mbit ceil 14Mbit
burst 2k

# Class for UDP, ICMP, ssh traffic
tc class add dev eth0 parent 1:1 classid 1:10 htb rate 1MBit ceil 4Mbit
burst 2k prio 0

# Class for all traffic to our servers
tc class add dev eth0 parent 1:1 classid 1:11 htb rate 3Mbit ceil 10Mbit
burst 2k prio 1

# All other traffic
tc class add dev eth0 parent 1:1 classid 1:12 htb rate 6Mbit ceil 8Mbit
burst 2k prio 3

tc qdisc add dev eth0 parent 1:10 handle 20: sfq perturb 10
tc qdisc add dev eth0 parent 1:11 handle 30: sfq perturb 10
tc qdisc add dev eth0 parent 1:12 handle 40: sfq perturb 10

tc filter add dev eth0 parent 1: protocol ip prio 3 handle 4 fw flowid 1:10
tc filter add dev eth0 parent 1: protocol ip prio 3 handle 5 fw flowid 1:11

iptables -t mangle -A PREROUTING -i eth0 -p udp -j MARK --set-mark 4

iptables -t mangle -A PREROUTING -i eth0 -p tcp --dport 22 -j MARK
--set-mark 4
iptables -t mangle -A PREROUTING -s 10.10.10.3 -i eth0 -j MARK --set-mark 5
iptables -t mangle -A PREROUTING -s 10.10.10.4 -i eth0 -j MARK --set-mark 5
iptables -t mangle -A PREROUTING -s 10.10.10.5 -i eth0 -j MARK --set-mark 5
iptables -t mangle -A PREROUTING -s 10.10.10.12 -j MARK --set-mark 2

The problem is that the all the traffic is going to the default class no
matter what I do.

I can see that the counters in "iptables -t mangle -L -v -n" is counting up,
but the counters in "tc -s class ls dev eth0" is not.

I have also tried not to use fwmark but added the rules directly with "tc
filter...", but with same results...

Have I forgotten something, or what is the problem?


--
Morten Isaksen
[EMAIL PROTECTED] - http://www.aub.dk/~misak
 


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RE: [LARTC] tools for traffic monitoring

2003-01-21 Thread Morten Isaksen
Check out http://wipl-wrr.sourceforge.net/wipl.html


--
Morten Isaksen
[EMAIL PROTECTED] - http://www.aub.dk/~misak
 

> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On
> Behalf Of Andreas Hasenack
> Sent: 21. januar 2003 19:24
> To: [EMAIL PROTECTED]
> Subject: [LARTC] tools for traffic monitoring
> 
> Hi all,
> 
> are there any tools (besides ntop) which you guys use to monitor
> traffic, service by service?
> 
> mrtg is not enough, I want something that can show me traffic on
> a service by service basis, and from/to which host. I guess
> ntop is quite complete in this area, but is there anything else?
> 
> Thanks
> 
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RE: [LARTC] Bandwidth

2002-12-09 Thread Morten Isaksen
> -Original Message-
> From: Steen Suder, privat [mailto:[EMAIL PROTECTED]]
> Sent: 9. december 2002 22:16
> To: Morten Isaksen
> Cc: [EMAIL PROTECTED]
> Subject: Re: [LARTC] Bandwidth
> 
> Morten Isaksen wrote:
> > We are running with an 8 Mbit WAN link and are using wrr to shape
the
> > traffic between 800 users. This works fine and all the bandwith are
en
> > use most of the time.
> 
> Sorry to break in to the thread like this, but...
> 
> 1. Is it one single 8/8Mb link?

Yes. We do have 2 1 Mbit ADSL lines also, but they are only used for P2P
traffic (like Kazaa, Napster, ..).


> 2. Hows the tc configuration? (Like the example in the wrr-package?)

I have used the standard script in the wrr package, with some minor
changes like changed ..cbq bandwidth 10Mbit.. to .. cbq bandwidth
100Mbit..

> 3. Are there any latency-problems?
> 4. What measures has been taken to ensure low latency?

Right now our WAN link is at 96% and I have a latency about 10 ms to a
server 8 hops away (through the Danish DIX). So no, we don't have any
latency problems.

--
Morten Isaksen
[EMAIL PROTECTED] - http://www.aub.dk/~misak

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RE: [LARTC] Bandwidth

2002-12-09 Thread Morten Isaksen
We are running with an 8 Mbit WAN link and are using wrr to shape the
traffic between 800 users. This works fine and all the bandwith are en
use most of the time.

Please supply some more details of your configuration, if you want more
help.

--
Morten Isaksen
[EMAIL PROTECTED] - http://www.aub.dk/~misak
 

> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
On
> Behalf Of [EMAIL PROTECTED]
> Sent: 9. december 2002 21:24
> To: [EMAIL PROTECTED]
> Subject: [LARTC] Bandwidth
> 
> I am really curious how loaded (current and average upload/download
speed)
> is your network
> and how fast connection you have.
> (This question is more for more networked enviroments rather than
single
> users).
> 
> We just bought 8mbit/s line and the load wont get higher than 200KB/s
> (~1.6Mbit/s) (according
> to MRTG)
> There are ~250 users using this line. (shaped from 32kbit/s to
2mbit/s)
> 
> I am using MRTG to measure the load.
> I though MRTG has gone crazy showing 200KB/s so i decided to download
> large amount of data.
> And no, the mrtg was right, i was downloading at 600KB/s and MRTG
showed
> the same.
> 
> I am confused how it is possible.
> 
> 
> P.Krumins
>  
> 
>  Re&gcedil;istrē un lieto savu Apollo e-pastu www.e-apollo.lv
> 
>  www.apollo.lv
> 
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