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Re: [ns] Q about nortel diffserv impl



Actually, the current implementation of diffserv in ns daily snapshot
contains some modifications of the original one. So, be careful when you
do diff between them. I remember there is only one or lines need to be
modified and the scripts should work fine. 

Hope it helps,
-chen xuan

 On Tue, 6 Feb 2001, Sudhindra Suresh Bengeri wrote:

> Hi,
> 
> I a simple diff told me what was changed in the current impl. of diffserv
> in the daily snapshop-20010206. I was able to compile with that
> change. But all the scripts that come along with the nortel diffserv impl
> fail with the following error message:  
> 
> warning: no class variable Queue/dsRED/edge::numQueues_
> see tcl-object.tcl in tclcl for info about this warning.
> warning: no class variable Queue/dsRED/edge::ecn_
> Segmentation fault
> 
> However the scripts run correctly, on the daily snapshot-20010206. 
> 
> Thanks,
> Sudhin.
> 
> 
> On Tue, 6 Feb 2001, Xuan Chen wrote:
> 
> > On Tue, 6 Feb 2001, Sudhindra Suresh Bengeri wrote:
> > 
> > > Hi,
> > > 
> > > Thanks for you answers to my previous question. 
> > > 
> > > I was unable to compile the nortel diffserv files with ns-2.1b7a (the
> > > current release), 
> > > 
> > > 1. has anyone tried integrating it with ns-2.1b7a if so could you pls tell
> > > me what are the changes to be made.
> > The DiffServ module has been integrated into the current daily
> > snapshot. You may want to download it. You can also look at the
> > chapter on diffserv in current ns manual for reference.
> > 
> > > 
> > > 2. can I just look at these files in the daily snapshot, and make the
> > > changes reqd.. is it as simple as that. 
> > > 
> > > 3. is the ns-2.1b8a release some time in near future?
> > > 
> > > I need to get a stable version of ns since I will starting to integrate my
> > > thesis work, hence I cannot have the luxury of using the daily snapshot.
> > In that case, you may want to integrate the diffserv module by
> > yourself. YOu may only need to change one or two lines before it works
> > with ns-2.1b7. Looking at the files in daily snapshot may be helpful. 
> > 
> > Thanks,
> > -chen xuan
> > 
> > 
> >  > 
> > > Regards,
> > > Sudhin.
> > > 
> > > On Tue, 6 Feb 2001, Kaleelazhicathu R R Kumar wrote:
> > > 
> > > > u can also check http://www7.nortel.com:8080/CTL/
> > > > 
> > > > 
> > > > 
> > > > 
> > > > "When you have only two pennies left in the world, buy a loaf of bread
> > > > with one, and a lily with the other." 
> > > > 
> > > > Chinese Proverb. 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > On Mon, 5 Feb 2001, Xuan Chen wrote:
> > > > 
> > > > > It should appear in ns-2.1b8a or if you need it right now, you can
> > > > > download the daily snapshot. Thanks.
> > > > > 
> > > > > -chen xuan
> > > > > 
> > > > > On Mon, 5 Feb 2001, Sudhindra Suresh Bengeri wrote:
> > > > > 
> > > > > > Hi,
> > > > > > 
> > > > > > I have installed ns-2.1b7a.
> > > > > > 
> > > > > > On page 84 of the ns manual (pdf doc) it is mentioned that example scripts
> > > > > > for diffserv impl are in ns/tcl/ex/diffserv, but I didnot find such a
> > > > > > directory or any script with *diffserv*.tcl. Could anyone tell me where
> > > > > > are the example scripts located.
> > > > > > 
> > > > > > Thanks,
> > > > > > Sudhin.
> > > > > > 
> > > > > > ****************** Sudhindra Suresh Bengeri ********************
> > > > > > Graduate Research Assistant   | Home:                          |
> > > > > > to Dr. George N. Rouskas      | 2110, Gorman St.,              |
> > > > > > EGRC 454H, Computer Sci. dept.| Raleigh, NC - 27606            |
> > > > > > NCSU, Raleigh, NC 27695       | Ph. (919) 852-1961             |
> > > > > > (919)515-3655(P) / 515-7925(F)
> > > > > > My web projection: http://www4.ncsu.edu/~ssbenger
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > 
> > > > > -- 
> > > > > Xuan Chen
> > > > > USC/ISI
> > > > > 
> > > > 
> > > > 
> > > 
> > > ****************** Sudhindra Suresh Bengeri ********************
> > > Graduate Research Assistant   | Home:                          |
> > > to Dr. George N. Rouskas      | 2110, Gorman St.,              |
> > > EGRC 454H, Computer Sci. dept.| Raleigh, NC - 27606            |
> > > NCSU, Raleigh, NC 27695       | Ph. (919) 852-1961             |
> > > (919)515-3655(P) / 515-7925(F)
> > > My web projection: http://www4.ncsu.edu/~ssbenger
> > > 
> > > 
> > 
> > -- 
> > Xuan Chen
> > USC/ISI
> > 
> > 
> 
> ****************** Sudhindra Suresh Bengeri ********************
> Graduate Research Assistant   | Home:                          |
> to Dr. George N. Rouskas      | 2110, Gorman St.,              |
> EGRC 454H, Computer Sci. dept.| Raleigh, NC - 27606            |
> NCSU, Raleigh, NC 27695       | Ph. (919) 852-1961             |
> (919)515-3655(P) / 515-7925(F)
> My web projection: http://www4.ncsu.edu/~ssbenger
> 
> 
> 

-- 
Xuan Chen
USC/ISI