I am just reading this document to get some data to calculate RTT in TCP. I think that you may find it helpful too.
http://www.netlab.hut.fi/~jmantti3/pubs/special_study.pdf -as > > Hello I m a novice NS user. If i want to see some throughput > comparison of TCP Reno, Tahoe, SACK --- which steps i need to follow. > If someone can help me providing some good URL for learning my > queries i will be grateful. > > [EMAIL PROTECTED] wrote: > Welcome to posting to the ns-users mailing list! > > We automatically send this message to every new person who sends mail > to the list. You should only receive it once. My apologies if the > program contacts you twice, perhaps because you have multiple e-mail > addresses or send mail from multiple machines. > > If you are an experienced ns-user who simply has not posted since we > started using this responder, our apologies for inconveniencing you > with this message. This message is intended to help inform users and > cut down on redundant posts, which benefits everyone. > > Please look at the attached list of ns Frequently Asked Questions. > If it answers your question, great! You're done. > If not, please RE-SEND your original message to [EMAIL PROTECTED] > A copy of your original message is included below for reference. > > You will NOT have to do re-send your message every time you post, only > the FIRST time you send from a new account. The goal is to quickly > help new users find the FAQ (hopefully answering their question). > > Thanks, > -the ns development team > > > ---------------------------------------- > > > The Network Simulator ns-2: Frequently Asked Questions > > (This FAQ is also on the web at > http://www.isi.edu/nsnam/ns/ns-faq.html.) > > * _Where do I get ns?_ > >>From the ns web site at http://www.isi.edu/nsnam/ns/ns.html and > the download page http://www.isi.edu/nsnam/ns/ns-tests.html. > > * _What platforms does ns run on and what kind of hardware do I > need?_ > > Please see "where to start" on the building ns web page: > http://www.isi.edu/nsnam/ns/ns-build.html#start. > > * _What should I do if I have trouble downloading/extracting ns?_ > > This question is answered in detail at > http://www.isi.edu/nsnam/ns/ns-problems.html#downloading. > > * _What should I do if I encounter problems building ns?_ > > Check: > 1. the README that comes in the distribution (very brief), > 2. the "installation problems, bug fixes and help" web page > http://www.isi.edu/nsnam/ns/ns-problems.html, > 3. the archives of the ns-users mailing list > http://www.isi.edu/nsnam/ns/ns-lists.html, > 4. post a bug report (see below) > http://www.isi.edu/cgi-bin/nsnam/reportbug.cgi. > > * _What do I do after I successfully build ns?_ > > + Put the path to your ns executable into your PATH environment > + Put the path to your otcl into your LD_LIBRARY_PATH > environment > + Put the path to your tcl library into your TCL_LIBRARY > environment > > * _Where can I find documentation for ns?_ > > All documentation is linked from the main ns web page > http://www.isi.edu/nsnam/ns/. Documentation includes a tutorial > (originally from Marc Greis) and a reference manual (ns notes and > documentation). > > * _Words, words, words... that documentation is nice, but where are > some sample scripts I can start from?_ > > Many sample scripts can be found in the ns distribution in > ~ns-2/tcl/ex and ~ns-2/tcl/test. > > * _What protocols does ns support?_ > > A lot! Almost all variants of TCP, several forms of multicast, > wired networking, several ad hoc routing protocols and propagation > models (but not cellular phones), data diffusion, satellite, and > other stuff. See the documentation (described above) for details, > or download ns and look. > > * _How do I know that ns correctly implements these protocols?_ > > Ns has validation tests that cover many protocols, see > http://www.isi.edu/nsnam/ns/ns-tests.html. However, ultimately > users are responsible for verifying that ns is accurate for their > purposes---since we cannot foresee all the ways ns may be used, we > cannot test all cases with all inputs. > > * _Are there any contributed/additional protocols not in the main > distribution?_ > > Yes, please see the contributed code web page > http://www.isi.edu/nsnam/ns/ns-contributed.html. The mailing list > archives can also be helpful (see below). > > * _How should I get started doing something (like implementing a new > protocol or trying an experiment)?_ > > We recommend that you look through the tutorial (see > documentation, above), then start with an example program that is > most similar to yours (in the tutorial, or in tcl/ex or tcl/test > in the distribution), and then start changing things. > > * _What should I do to compile ns to reflect my changes if I've > modified some .cc or .h files?_ > > go to ns directory and run "make" or "make depend; make" > > * _How do I subscribe to the ns-users mailing list? How do I search > old list archives? I can't take any more---how do I get off this > list?_ > > To subscribe or unsubscribe, see > http://www.isi.edu/nsnam/ns/ns-lists.html. The list archive is at > http://www.isi.edu/nsnam/ns/ns-lists.html. > > * _What if I have a question that's not answered here?_ > > If you've checked the installation problems and bug fixes web page > (http://www.isi.edu/nsnam/ns/ns-problems.html) and there's no > answer to your question, you may want to file a bug report or post > a question to the ns-user's mailing list. > > First, you should check the archive of the list at > http://www.isi.edu/nsnam/ns/ns-lists.html. Your question may > already be answered there. > > If not, you can post a bug report using the web form at > http://www.isi.edu/cgi-bin/nsnam/reportbug.cgi. > > If your question is NOT about ns implementation bugs, you may wish > to post to the list. First you should subscribe. 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We cannot remove messages from reciepient's > mailboxes or the public archive after they're posted. > > When posting bug reports, please _always_ include information > including at least (the bug report form includes spaces for > these): > + what version of ns you're using, > + what operating system you're running on (not just Linux or > Solaris, but RedHat version 7.0 or Solaris 2.4---send us the > output of "uname -a"), > + what specific behavior you see (if ns doesn't compile, what's > the specific error; if TCP does something strange, what > exactly did it do [send a pointer to a packet trace]), > + what behavior you expected to see (if ns doesn't compile this > is obvious, but if TCP does something strange, why is it > strange, where is the TCP spec violated?), > + pointers to your script detailed output files, > + a statement that "yes, I've read the FAQ, ns-problems page, > and manual and I couldn't find the answer there" (or a > statement about why you didn't do that yet :-) > > A reminder about mailing list etiquette: > + Please check the web pages and list archives before posting > your question. > + Please keep the body of your post to simple ASCII, not HTML. > + Please do _not_ send large attachments (if what you have is > bigger than a few kilobytes, put it on a web page and send a > URL) > + Before posting a question like "did people see my post" or > "the list seems down", please check the archives (you can > answer this question more accurately by checking yourself > rather than asking). > + Please don't post subscribe/unsubscribe requests directly to > the list, use the lists' information page. (see the web page > mentioned above for details). > _________________________________________________________________ > > > ---------------------------------------- > >>From [EMAIL PROTECTED] Tue Sep 4 21:39:55 2007 > Received: from vapor.isi.edu (vapor.isi.edu [128.9.64.64]) > by gamma.isi.edu (8.13.8/8.13.8) with ESMTP id l854dFX8010042 > (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) > for ; Tue, 4 Sep 2007 21:39:15 -0700 (PDT) > Received: from web37007.mail.mud.yahoo.com (web37007.mail.mud.yahoo.com > [209.191.85.92]) > by vapor.isi.edu (8.13.8/8.13.8) with SMTP id l854d8QE015109 > for ; Tue, 4 Sep 2007 21:39:09 -0700 (PDT) > Received: (qmail 16376 invoked by uid 60001); 5 Sep 2007 04:39:08 -0000 > DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; > s=s1024; d=yahoo.com; > h=X-YMail-OSG:Received:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-ID; > b=JBIALrB2zOEwOlQ0SDzvam78cjKcddnv+N1xUU6J1oSNU4gVg371OZ5Jk5FpPxzMlwYgAt/yb1OjFVqueB+YgqsOUsCVEefq12HtEdD+A7Os4qgt6K8K3byCL3XG8EiuI7MFaZmw9AMuBfe7veAf7efe1OZaTBg9a1gYJeyZ/SE=; > X-YMail-OSG: > 3KwRMikVM1nK7gXT7VEpz2c1wcoG7GJSg.QyyIlZL0PNx7Zt.mN5J.yvRtbQOUnphkxQ.JOoi6gZVSd4qtnZO0tPsvs9kiZECpa0MaJ87iX04g2S6O1LZ6Y6AtTdEQ-- > Received: from [163.180.116.66] by web37007.mail.mud.yahoo.com via HTTP; > Tue, 04 Sep 2007 21:39:08 PDT > Date: Tue, 4 Sep 2007 21:39:08 -0700 (PDT) > From: Gladiator Trojan > Subject: For Throughput comparison of TCP Reno, Tahoe , SACK > To: ns-users@ISI.EDU > MIME-Version: 1.0 > Content-Type: multipart/alternative; > boundary="0-1789471044-1188967148=:16372" > Content-Transfer-Encoding: 8bit > Message-ID: <[EMAIL PROTECTED]> > X-ISI-4-43-8-MailScanner: Found to be clean, Found to be clean > X-MailScanner-From: [EMAIL PROTECTED] > > --0-1789471044-1188967148=:16372 > Content-Type: text/plain; charset=iso-8859-1 > Content-Transfer-Encoding: 8bit > > Hello I m a novice NS user. If i want to see some throughput > comparison of TCP Reno, Tahoe, SACK --- which steps i need to follow. > If someone can help me providing some good URL for learning my > queries i will be grateful. > > --------------------------------- > Sick sense of humor? Visit Yahoo! TV's Comedy with an Edge to see what's > on, when. > --0-1789471044-1188967148=:16372 > Content-Type: text/html; charset=iso-8859-1 > Content-Transfer-Encoding: 8bit > > Hello I m a novice NS user. If i want to see some throughput > comparison of TCP Reno, Tahoe, SACK --- which steps i need to follow. > If someone can help me providing some good URL for learning my > queries i will be grateful. > > --------------------------------- > Sick sense of humor? Visit Yahoo! TV's > Comedy with an Edge to see what's on, when. > > > > --0-1789471044-1188967148=:16372-- > > > > > --------------------------------- > Luggage? GPS? Comic books? > Check out fitting gifts for grads at Yahoo! Search. >
