FreeBSD 5.4 as a ECN Router

[Dillon]

http://openbsd.org/faq/pf/

Wang, Xi (Research) wrote:

>Hello,
>
>I am trying to set up a FreeBSD 5.4 box as a ECN-marking router to test some QoS scenarios. I am a newbie to FreeBSD, based on my current understanding, ALTQ can be compiled to FreeBSD 5.4 kernel by enabling the following options.
>
>options         ALTQ
>options         ALTQ_CBQ        # Class Bases Queuing (CBQ)
>options         ALTQ_RED        # Random Early Detection (RED)
>options         ALTQ_RIO        # RED In/Out
>
>I could see altq_*.o generated after compilation. However, I was not able to find the corresponding altq_*.ko after "make install". I am wondering if anybody on the list could give me some help on this.
>
>Another related question is "Do I need to enable packet filter to use ALTQ?" It seems to me that packet filter establish the queue for altq and altq (if enabled) will act based on the policy used. Is it correct? What is the relation between PF and ALTQ?
>
>How do I configure altq to make the freebsd box a ECN router and how to verify if indeed a packet is marked by altq on the router?
>
>The last question is where to find documentation on how to configure ALTQ and FP on FreeBSD 5.4? I checked and followed the instructions on the handbook and still feel confused.
>
>Your help is greatly appreciated.
>
>Xi
>  
>
>>______________________________________
>>    
>>
>Xi Wang, Ph.D.
>
>
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