Re: [ns] nam problem in ns2 it is urgent

2015-05-16 Thread Daniel Trierweiler
Since you' re mentioning the .deb-file, i assume you installed ns via Software-Center. Please try installing ns2 following these instructions: http://askubuntu.com/questions/467901/segmentation-fault-core-dumped-in-ns2-ubuntu-14-04 The tcl-file you posted in the other thread calls nam. So as

[ns] how to reply to a thread

2015-05-16 Thread Daniel Trierweiler
Hello, the question may not really belong to ns and may even sound a little odd, but how do I correctly reply to a question in the mailing list? Do i have to recite the Message-ID? And if so, where?

[ns] EPE-PEMC 2012: ECCE Europe SPECIAL SESSION: Industrial Wireless Sensor Networks

2012-01-09 Thread Daniel Gutiérrez Reina
-users Digest, Vol 97, Issue 8 *** -- Cordiales Saludos / Best Regards, Daniel Gutiérrez Reina. Ingeniero Técnico Industrial / Technical Industrial Engineer. Ingeniero en Electrónica / Electronic Engineer. Máster en Electrónica, Tratamiento de Señal y

[ns] Queue / Buffer Size Question

2010-11-01 Thread Lear, Daniel J M
However I wish to specify the queue size in bytes instead of packets, how is this achievable (using a drop-tail queue)? Regards Daniel

[ns] implementation of new protocol

2010-04-15 Thread Daniel Zvolensky
error appears: In function ‘hdr_ip::access(Packet const*)’: node.cc: (.text.ZN6hdr_ip6accessEPK6Packet[hdr_ip::access(Packet const*)]+0×7): undefined reference to ‘hdr_ip::offset_’ collect2: ld returned 1 exit status Could you help me? Do you have any idea where could be a problem? Regards Daniel

Re: [ns] SCTP support for DelayBox?

2010-01-15 Thread Daniel Anguita O.
Anyone can help me with the DelayBox to make it works with SCTP? Regards -- Atte. Daniel Anguita O. Making my Magister Thesis UTFSM 2010/1/13 Daniel Anguita O. dangu...@inf.utfsm.cl Hello everyone, Has anyone make or adapt the DelayBox to support SCTP flows? I need to simulate delays

Re: [ns] SCTP: chunk fragmentation is not yet supported? Help!

2009-11-09 Thread Daniel Anguita
anyone? help! regards 2009/11/5 Daniel Anguita daniel.angu...@gmail.com Or this message should be to de developers list? Help! 2009/11/4 Daniel Anguita daniel.angu...@gmail.com Hi Everyone, I'm using ns2 to simulate and test performance of an application over different protocols

Re: [ns] identifying per application packets, not per agent

2009-10-28 Thread Daniel Anguita
? Thanks 2009/10/24 Daniel Anguita daniel.angu...@gmail.com It's possible to identify with a flag or something the packets being send from an Application/Telnet? not by Agent. I have a emulation with two SCTP Agents, one on each node, to send data in both ways. And I add four Application

Re: [ns] problem with change of node and packet flow colour

2009-10-25 Thread Daniel Anguita
[format %.15g [$ns now]] -s $id_ -S COLOR -c $color -o $attr_(COLOR) -i $color -I $attr... (procedure _o14 line 6) (Node color line 6) invoked from within _o14 color red Can someone point to the exact problem and solution. preeti khanwalkar -- Atte. Daniel Anguita O. Austral

[ns] throughput fluctuation of IEEE 802.11 DCF

2009-10-21 Thread Daniel sun
drops down to some low value. However the throughput in my simulation will never drops to that value. Anyone has experienced some similar thing? Thanks a lot! Daniel -- Daniel City University of Hong Kong Dept.of EE

Re: [ns] ns2.33 download

2009-08-18 Thread Daniel Vigueras
Oladapo Oluwadiya wrote: hi, does anyone know which url i can download ns2.33 from? regards You can download ns2.33 from here: http://downloads.sourceforge.net/project/nsnam/allinone/ns-allinone-2.33/ns-allinone-2.33.tar.gz

[ns] [Fwd: Re: how to add a cpp file to ns2]

2009-08-15 Thread Daniel Vigueras
Read this: http://masimum.inf.um.es/nsrt-howto/html/node20.html I think it can help you. kundavi wrote: hello friends, i downloaded some cpp files of odmrp protocol and i want to implement it in NS2.33. for example, i added rtragent.cc and supporting files of it too but then also i get

Re: [ns] IsNeighbor function

2009-08-05 Thread Daniel Charles
your tcl script too. It will make easier to understand what's happening.. I recommend you to check the dimensions of your topology and node placement. Daniel Charles F Porto Researcher Brazil

Re: [ns] Adding new MAC protocol in NS2

2009-04-19 Thread Daniel Dekst
Hi, Adding a new mac needs you to add it in the following files, referring to the Mac/802_11. tcl/lan/ns-mac-802_11.tcl tcl/lan/ns-mac.tcl tcl/lib/ns-mobilenode.tcl tcl/lib/ns-packet.tcl tcl/lib/ns-default.tcl Best, Pei

[ns] Packet manipulation in the queue using ns2.33 on vista

2009-02-04 Thread Daniel A.
Dear all, I’ve just made some changes in the queue class within the Queue::recv(Packet* p, Handler*) function! 4 bytes are added to each packet in the queue bevor fowarding the packet to the target. The default packet size is 1000 bytes (set in the ns-default.tcl file).   Compiling the simulator

[ns] Storing data packets in an array/matrix while simulating

2009-01-13 Thread Daniel A
Hi everybody, I am about simulating a data transmission over ns2. Within the network (node, link), I would like to store every 4 packets in a matrix/array, manipulate them in the matrix(e.g. by inserting some additional bytes to each packet and multiplying the content of the matrix with an

[ns] Segmentation fault when compiling

2009-01-09 Thread Daniel A
Hi everybody, I am working on ns2.33 using cygwin. When compiling the attached code, I get the following message: $ ./ns Evaltran.tcl num_nodes is set 1 warning: Please use -channel as shown in tcl/ex/wireless-mitf.tcl INITIALIZE THE LIST xListHead Base station is created! wireles node is

Re: [ns] How to access mac layer in c++ of ns2

2008-10-18 Thread Daniel Dekst
Hi, I have never done anything with TCP layer, so I'm not sure. But a general rule I summarized is that 1) If the two layers you want to cross-access are adjacent, you can use uptarget_/downtarget_ 2) If they are not, it is a bit of difficult to make the pointer clear. My

Re: [ns] Please help me to solve my issue in ns2

2008-10-18 Thread Daniel Dekst
in NS2 see the needed changes part. BTW, how to suppress duplicate packets I have sent. I do not want to read aodv code if you already know. Best, Pei Mubashir Rehmani [EMAIL PROTECTED] wrote: Hello Daniel I hope that you are fine. I need your help to resolve my problem

Re: [ns] Trace file

2008-10-09 Thread Daniel Dekst
It is printed by sprintf(log_target_-pt_-buffer(),N -t %f -n %d -e %f, s.clock(), address_, energy_model_-energy()); in function MobileNode::log_energy() So maybe only the author knows the meaning of N, eNergy? Node? I think you can just regard it as a tag to identify energy

Re: [ns] how to find where a variable is initialized

2008-10-06 Thread Daniel Dekst
Thanks a lot! reza mohammadi [EMAIL PROTECTED] wrote: hello you must set some variable in ns-default.tcl file for example set mac/802_11 bandwidth_ 1e6 ns-default.tcl is in ns-allinone-2.32/ns-2.32/tcl/lib good luck Mubashir Rehmani [EMAIL PROTECTED] wrote: Hi I think that you

Re: [ns] how to find where a variable is initialized

2008-10-04 Thread Daniel Dekst
all tcl files which will call a certain command? Best, Pei Mubashir Rehmani [EMAIL PROTECTED] wrote: Hi Daniel Dekst, You can find the variables here http://www-rp.lip6.fr/ns-doc/ns226-doc/html/functions.htm Regards Mubashir Husain Rehmani 2008/10/4 Daniel Dekst [EMAIL PROTECTED

[ns] how to find where a variable is initialized

2008-10-03 Thread Daniel Dekst
Hi, everyone, How to find where a variable is initialized ? I add a new mac same as mac-802_11, but it puts warning MAC_RMAC: accessing MAC cache_ array out of range (src 0, dst 1, size 0)! I found out that it is due to cache_node_count_ = 0. It must be set somewhere in MAC/802_11, but I do not

Re: [ns] problem - undefined reference ... while compiling ns-allinone-2.33 in debian

2008-09-06 Thread Daniel Henrique Joppi
anybody? On Thu, Sep 4, 2008 at 10:12 PM, Daniel Henrique Joppi [EMAIL PROTECTED] wrote: Help... I have changed to get rid of inline keywords but the errors are persisting

Re: [ns] Calculate Signal strength in ns2

2008-07-21 Thread Daniel Rother
for dBm and I don't know if it is include in Pr or not...) I hope anybody can help me with my problem(s). Thanks! Greets Daniel Rother Zitat von angelina socratous [EMAIL PROTECTED]: I have a topology with some access points and some wireless nodes attached to them. If a new node wants to join

[ns] How to get signal strength

2008-07-10 Thread Daniel Rother
Hi, I want to get the signal strength of a mobile node and put it into a trace file but I don't know how... Can anybody help me? Thanks! greets Daniel

Re: [ns] Large ad hoc simulation using FreeSpace propagation model is way too slow

2008-05-17 Thread Daniel Mahrenholz
different event counts. The reason is that all models produce different carrier sense to transmission range ratios. That means, equal transmission ranges will result in different carrier sense ranges that obviousely results in a different behavior of your simulation. Daniel. Ricardo Ulisses

[ns] how to include vector into ns

2008-04-15 Thread Daniel Dekst
Hi, I'm trying to use vectorstring stl in ns. I add #include string #include vector in the file. but it claims: Error: vector is undeclared However, if I use a single file to try the program. $g++ test.cpp -g -o test It works well. So why ns cannot

Re: [ns] Rx Threshold calculation when using Ricean fading model

2008-04-05 Thread Daniel Dekst
- 雅虎邮箱,您的终生邮箱!

Re: [ns] Vectors in NS

2008-03-06 Thread Daniel Mahrenholz
Hi, vector.erase(...) works only on iterators. Look here for more information: http://www.cplusplus.com/reference/stl/vector/erase.html Daniel. SS Mukaka schrieb: Dear All How do you define and manipulate vectors in C++ code. I have written my own protocol but I'm having problems

Re: [ns] About wireless cards specifications simulation

2008-02-25 Thread Daniel Mahrenholz
is not. It is a result of the combination of transmitter, receiver, environment, and signal encoding. Daniel. Daniel Mahrenholz [EMAIL PROTECTED] wrote: Hi, Gabrial Monty schrieb: I have to simulate an infrastructured wireless network behavior using different wireless cards specifications. I want

Re: [ns] About wireless cards specifications simulation

2008-02-22 Thread Daniel Mahrenholz
, shadowing, interference ...). If you have such a propagation model, you can start to investigate effects caused by the transmission power, cars specification, protocol ... whatever you like. Hope that gets you started, Daniel.

Re: [ns] Which is the best Opreating System for NS2.27 emulation

2008-02-04 Thread Daniel Mahrenholz
using apt-get / aptitude. Furthermore, NSE has been developed and tested on Debian for a long time. Daniel.

Re: [ns] Somthing wrong when I patch NS-2.27 with Emulation Extensions

2008-02-04 Thread Daniel Mahrenholz
Hi, you need to install the kernel headers (or the complete kernel sources) to compile this emulation extension. Daniel. M Lee schrieb: Hello: I have install NS-2.27 on* Linux Redhat9* and patch it with NS-2 Emulation Extensions : *Distributed Clients Emulation Patch against ns

[ns] Monitor Queue Size for Wireless Nodes

2007-11-30 Thread Daniel T. Fokum
) stdout invoked from within set monitor [$ns_ monitor-queue $node_(1) $node_(0) stdout] Any help will be appreciated; I have checked the ns-2 manual and have not been able to resolve this issue. Thanks, Daniel

Re: [ns] why my TCL file cannot run ..?

2007-08-22 Thread Daniel Mahrenholz
- the new model is registered with tcl using the right name Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] Movement of nodes should be modifiable during runtime of an ns-2 simulation

2007-08-22 Thread Daniel Mahrenholz
simulation time does not runs too fast. I took a quick look but could not find the diploma thesis / code of the student. I will spend more time searching if you like. Title of the thesis was Eine dynamische WLAN-Emulationsumgebung auf Basis des NS-2, Thomas Kiebel, Diplomarbeit, 2005. Daniel. -- Dr

Re: [ns] How can i set transmission difference rage

2007-08-21 Thread Daniel Mahrenholz
for details). But be aware, the transmission range depends on both, the sender and the receiver. That means, if you have two kinds of nodes (A and B) you get 3 different combinations and hence communication ranges (e.g. A-A: 250m, A-B: 400m, B-B: 500m). Hope this helps, Daniel. -- Dr.-Ing

Re: [ns] Is there exist any IRC for ns2

2007-08-17 Thread Daniel Mahrenholz
Scottie schrieb: I had do a google search and hardly find any of IRC for ns2. Regards, Scottie 4th hit with Google for irc ns-2 : http://mailman.isi.edu/pipermail/ns-users/2005-November/052772.html Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D

Re: [ns] TCP packet size and Wireless channel delay settings?

2007-08-17 Thread Daniel Mahrenholz
the error rate to cause retransmissions on the MAC layer. Or you could introduce a processing delay in the agent. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] Is there a data rate limitation for ns emulate?

2007-08-15 Thread Daniel Mahrenholz
- if you need tracing, buffer output in memory (ram disk) For high-throughput emulations of wired networks you should consider a different emulator like NIST Net. This should improve your results. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln

Re: [ns] verying link capacity dynamically

2007-08-14 Thread Daniel Mahrenholz
. Maybe you mean the trasmission data rate. If so, use the new 80211 MAC layer with multirate support. If you really need links with defined bandwidth, you first need to implement a bandwidth management / admission control which is quite difficult in wireless networks. Regards, Daniel. -- Dr

Re: [ns] Changing NS Unit disk model of radio range

2007-08-14 Thread Daniel Mahrenholz
that uses some kind of lookup table to determine the reception of a packet. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] Memory problems

2007-08-14 Thread Daniel Mahrenholz
who had the same problem in the past or someone who knows which is the problem. For any memory problem I suggest to use valgrind (http://valgrind.org). It saved my day several times. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt

Re: [ns] advice (relatime protocol implementation on ns-2)

2007-08-10 Thread Daniel Mahrenholz
://ivs.cs.uni-magdeburg.de/EuK/forschung/publikationen/pdf/2005/gea.pdf If you find this approach suitable for your needs, contact me to get the extension. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de

Re: [ns] help ! for increase communication rage to 1600 m

2007-08-08 Thread Daniel Mahrenholz
recommend me !!! Regards, Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] Shadowing and Rayleigh models

2007-07-18 Thread Daniel Mahrenholz
further questions, don't hesitate to ask me. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] shutting down link or node with wireless topology

2007-06-27 Thread Daniel Mahrenholz
not aware of any such solution currently existing. You could also modify the propagation model to create very specific transmission failures, e.g. drop all packets from a specific node (node failure). Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln

Re: [ns] shutting down link or node with wireless topology

2007-06-27 Thread Daniel Dekst
Jun 2007 21:20:48 +0200 (CEST) From: [EMAIL PROTECTED] Subject: Re: [ns] shutting down link or node with wireless topology To: Daniel Mahrenholz [EMAIL PROTECTED] Cc: ns-users@ISI.EDU Message-ID: [EMAIL PROTECTED] Content-Type: text/plain;charset=iso-8859-1 Hello Daniel, Thank you, but you didnt say

Re: [ns] shutting down link or node with wireless topology

2007-06-27 Thread Daniel Dekst
seems $node off works - 抢注雅虎免费邮箱3.5G容量,20M附件!

Re: [ns] How MAC finds out that there is no more traffic?

2007-06-18 Thread Daniel Mahrenholz
handling the voice connection needs to pass this information down to the MAC layer e.g. to (de)allocate ressources on the medium. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] help required regarding analysis of tracefile

2007-06-01 Thread Daniel Mahrenholz
: packet #610 enqueued on node 2 (now with new destination / next hop 3) Line 9: packet #610 dropped If you receive a packet, the receiver is still the destination. Hope this clearifies you problem., Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln

Re: [ns] How to modify the packet content at intermediate nodes

2007-05-22 Thread Daniel Dekst
maybe you can extract the info from packet and encapsulate again try: struct msg_struct msg_name memcpy(msg_name, Pkt-accessdate(), sizeof(struct msg_struct)); [EMAIL PROTECTED] 写道: -- Message: 10 Date: 21 May 2007 14:23:49 - From: SB Subject: [ns] How to

Re: [ns] Ns2 with threads

2007-05-02 Thread Daniel Mahrenholz
Hi, Jose M.Herrera schrieb: A question. Does they know if Ns2 support threads Usually not - but you can get a version that uses threading internally. The question is for what you need threading? Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln

Re: [ns] HELP WITH Mac/Csma/Cd

2007-04-27 Thread daniel . rodriguez
Hi All: Im working with NS2 version 2.31 and I'm simulating a simple LAN Network with two hosts connected to the lan, a hub and one gateway connected to the hub. I have created the Lan as follows: $ns make-lan $n_(1) $n_(2) $hub 10Mb 100ms LL Queue/DropTail Mac/Csma/Cd

[ns] Modifications of ALOHA protocol for Satellite for usage in other communications

2007-04-20 Thread Daniel
aloha for the first sending and then these are periodic every 0,5ms. Do you know where to find some infos or examples of modifications of the sat-aloha.tcl ??? thx in advance Daniel Casolini

Re: [ns] how to computer the Transmission range

2007-04-18 Thread Daniel Mahrenholz
in mind - in reality you do not have anything like a discrete transmission range. Instead you have regions with different receive probabilities. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you

Re: [ns] Lucents WaveLAN propagation model

2007-04-18 Thread Daniel Mahrenholz
changes (signal strength degradation, noise, etc.) between the transmitter and the receiver. If you have more specific questions, don't hesitate to ask me. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt

Re: [ns] strange bug in ns2 - halted forever (more details) ?

2007-04-18 Thread Daniel Mahrenholz
an infinite loop of events triggering itself over and over again. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

[ns] what about ALOHA protocol in ns2 ??

2007-04-18 Thread Daniel
Hi all, I've to implement a PURE ALOHA protocol for the MAC layer for a ns2 simulation. Is it already integrated in any ns2 file? Does anyone has already implemented it? Do you know where to find it? Thx a lot Daniel Casolini

Re: [ns] Lucents WaveLAN propagation model

2007-04-18 Thread Daniel Mahrenholz
research can be found in my thesis at http://diglib.uni-magdeburg.de/Dissertationen/2006/danmahrenholz.htm Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

[ns] what about ALOHA protocol in ns2 ??

2007-04-18 Thread Daniel
Hi all, I've to implement a PURE ALOHA protocol for the MAC layer for a ns2 simulation. Is it already integrated in any ns2 file? Does anyone has already implemented it? Do you know where to find it? Thx a lot Daniel Casolini

Re: [ns] HELP: installation problems - no display found for nam

2007-04-14 Thread Daniel Casolini
Timo Reimann ha scritto: Daniel wrote: I tried to install on my Intel based MacBook Pro the ns2-allinone-2.29.3-Precompiled-UniversalBinary-Intel-Mac package that I found here http://nsnam.isi.edu/nsnam/index.php/Downloading_and_installing_ns-2. I tried to run a simple tcl example

Re: [ns] HELP: installation problems - no display found for nam

2007-04-14 Thread Daniel Casolini
Timo Reimann ha scritto: Daniel wrote: I tried to install on my Intel based MacBook Pro the ns2-allinone-2.29.3-Precompiled-UniversalBinary-Intel-Mac package that I found here http://nsnam.isi.edu/nsnam/index.php/Downloading_and_installing_ns-2. I tried to run a simple tcl example

[ns] Simulation of broadcast messeges on 1090 MHz data-link

2007-04-14 Thread Daniel
%20IV-%20Surveillance%20Radar%20and%20Collision%20Avoidance%20Systems/Vol.%204-%20AMDT%2080.pdf . How can I implement this telecommunication system in ns-2? How can I implement the signal waveform? Thanks a lot Daniel (Roma,Italy)

[ns] HELP: installation problems - no display found for nam

2007-04-13 Thread Daniel
), but I had this error running the NAM part of the simulator: running nam... nam: couldn't connect to display :0.0 Maybe I have to change some settings, but I don't know where they are. Could someone help me?? Thanks in advance Daniel

Re: [ns] how to pass PHY layer information to upper layers?

2007-04-12 Thread Daniel Mahrenholz
information and pass it around. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] MAC/802.11 STA error on ACK

2007-03-30 Thread Daniel Mahrenholz
information: http://forums.wi-fiplanet.com/showthread.php?t=6488 Regards, Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln Web: www.rt-solutions.de rt-solutions.de networks you can trust.

Re: [ns] Doubt........plz help me

2007-03-30 Thread Daniel Mahrenholz
, the simulator calculates the receive power for all nodes attached to the channel. If the signal is strong enough, the node will receive the packet. But if the destination address does not match, it will simply ignore it. Regards, Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH

[ns] problem running nam with a MacBook Pro

2007-03-21 Thread Daniel
/ex dcasolini$ nam: couldn't connect to display :0.0 dCasolini:/ns-allinone-2.29/ns-2.29/tcl/ex dcasolini$ I think it has problems to find the 15,4 LCD display in the MacBook Pro. Anyone can help me to solve this problem? Thank you very much Daniel

Re: [ns] definition of sending / receiving threshold per mobile node

2007-03-08 Thread Daniel Mahrenholz
(it did for the antenna gain). Just give it a try. Set the threshold before you create a node. The node constructor will copy the value and you can change it later without changing the properties of already existing nodes. Maybe this is a bug - but we used it as a feature. Daniel. -- Dr.-Ing

Re: [ns] what is the transmission range fo mobile nodes

2007-02-08 Thread Daniel Mahrenholz
you to calculate these parameters. Additionally, you should study some hardware specs to get realistic values. Daniel. -- Dr.-Ing. Daniel Mahrenholz rt-solutions.de GmbH Oberländer Ufer 190a D-50968 Köln rt-solutions.de networks you can trust.

Re: [ns] Energy analysis in NS-2

2006-12-21 Thread Daniel Dekst
Hi, I'm also confused at how to compare my method with another concerning energy consumption. Some use success ratio vs. time to illustrate the better performance on energy save. If you have any idea, pls tell me. Pei -- Message: 3 Date: Thu, 21 Dec 2006 09:38:47

[ns] What's the relationship of Pt_ and Pt_consume_

2006-12-14 Thread Daniel Dekst
Hi, all What's the relationship of Pt_ and Pt_consume_? I know when a node receive a packet, it will calculate Pr according to Pt_, then decide whether successfully capture this packet. If I calculate txPower according to the distance between two nodes, and replace the Pt_ then the

Re: [ns] threads in NS-2

2006-12-08 Thread Daniel Mahrenholz
. All simulations are event-based and do not need threads. Daniel.

[ns] Who have once changed the rts_frame?

2006-11-30 Thread Daniel Dekst
Hi, all Who have once changed the rts_frame? I added a variable (double ldDistSum) into the struct rts_frame, then we cannot forward packet. The dh_ra, dh_ta seems erratic. where set the mh-dh_ra, mh-dh_ta of RTS. (mh = HDR_MAC802_11(pktRTS_)) I've debugged it for two days with

Re: [ns] Regarding linking c++ code in ns2

2006-11-29 Thread Daniel Dekst
You might need to find a tutorial to learn something basic. You can refer to Implementing a New Manet Unicast Routing Protocol in NS2 Francisco J. Ros Pedro M. Ruiz Or http://blog.chinaunix.net/u/10654/showart.php?id=52030 http://140.116.72.80/~smallko/ns2/ns2.htm (need to

Re: [ns] recall a procedure every time that a packet arrives

2006-11-29 Thread Daniel Dekst
You may can achieve your purpose by insert your own function in the recv() function Pei Message: 5 Date: Wed, 29 Nov 2006 17:41:49 +0100 From: [EMAIL PROTECTED] Subject: [ns] recall a procedure every time that a packet arrives To: ns-users Message-ID: Content-Type: text/plain;

Re: [ns] sleep a node

2006-11-29 Thread Daniel Dekst
I'm not Matthias, but it's seems that you haven't declared node_wakeup node_sleep in your mac/mac-tdma.h you can try it. Or make clean, make depend, make, maybe they are declared somewhere Pei Message: 3 Date: Wed, 29 Nov 2006 13:02:25 +0100 From: juan manuel gomez garcia Subject:

[ns] How to access mac layer of each node

2006-11-27 Thread Daniel Dekst
Hi, all How to access mac layer of each node? If I create a command “attach-traceDebug” in mac-802_11.cc to transmit debug file name to it. How could I call this command in tcl script. Like “set ftp [new Application/FTP], $ftp attach-agent $tcp”, what should be the first

Re: [ns] Compilation Error ns2.1b8a

2006-11-15 Thread Daniel Mahrenholz
-DHAVE_LIBTCL8_3 -DHAVE_TCL_H -DHAVE_CONFIG_H -I. -I/bonhome/haseeb/work/ns-allinone-2.1b8a/tclcl-1.0b11 You should provide more information, especially the version of gcc/g++ you are using. NS2.1b8a is very old. So, you will need an old gcc / binutils to compile it. Daniel.

Re: [ns] Simulating channel Hopping in ns2

2006-11-15 Thread Daniel Mahrenholz
good idea to run ns-2 using valgrind. Simulations will use a lot more time to run, but every strange or wrong memory access will be recognized. Daniel.

Re: [ns] How can i measure the bandwidth in use?

2006-10-24 Thread Daniel Mahrenholz
in this time indicate a change in the available air time. You see, the task you are going to solve cannot simply be accomplished by calculating a value out of available variables. If you have more questions, don't hesitate to ask me. Daniel.

Re: [ns] Need tunctl command for cygwin

2006-10-19 Thread Daniel Mahrenholz
way. If you are using the nse extension for wireless emulation you should give up on Cygwin, you have to run it on Linux. But it is possible to integrate Windows clients in such a setup. Daniel.

Re: [ns] Multiple source files

2006-10-11 Thread Daniel Mahrenholz
and runs the simulation. Now, in order to investigate different topologies, I wrote a control script, that iterates over the list of available toplogies and calls the simulation script with the name of the topology script as a parameter. You should be able to do something similar. Daniel.

Re: [ns] Shadowing propagation model problem with NS 2.29

2006-09-27 Thread Daniel Mahrenholz
. Daniel.

Re: [ns] how to detemine channel used by 802.11 nodes

2006-08-10 Thread Daniel Mahrenholz
and contact the author. Daniel.

Re: [ns] TX Range Problem Still not Clear

2006-07-11 Thread Daniel Mahrenholz
range for all nodes including BS. If you change the node-config during the creation of nodes (e.g. by setting different antenna gains) you will get different transmission ranges. You can safely assume that the antenna of the BS has a higher gain that that of mobile stations. Daniel.

Re: [ns] Performing several runs of same simulation

2006-07-10 Thread Daniel Mahrenholz
times? Just call your tcl script several times. But do not forget to initialize the random seeds to different values. Otherwise you will get the same results every time. Daniel.

Re: [ns] tuning up wireless phy layer

2006-06-28 Thread Daniel Mahrenholz
, collisions etc. Btw - you will be shocked to see how bad AODV performs in a real-world setup. Daniel.

Re: [ns] Warning everyone is ignoring (please use -channel)

2006-06-20 Thread Daniel Mahrenholz
have any objections). Daniel.

Re: [ns] Mobile nodes: radius

2006-06-20 Thread Daniel Mahrenholz
btw is not really realistic) you can calculate the corresponding propagation parameters using the propagation.cc helper tool. Better setup the propagation parameters to reflect the conditions in the simulated environment and see what happens. Daniel.

Re: [ns] packet loss rate on ad hoc network

2006-06-19 Thread Daniel Mahrenholz
... or s .. AGT ... r .. AGT ... For broadcast packets (destination -1) you first need to define what a lost packet is. You will find the exact format in the ns2 documentation (trace file format) Daniel.

Re: [ns] Simulating an embedded ad-hoc wireless protocol

2006-05-29 Thread Daniel Mahrenholz
files that usually will be installed in /usr/local/include/gea. If you need them to be installed in a different directory you can call a ./configure --prefix=install dir. This should be a directory that ns-2 uses during its compilation. Otherwise you have to modify the ns-2 Makefile. Daniel

Re: [ns] Simulating an embedded ad-hoc wireless protocol

2006-05-28 Thread Daniel Mahrenholz
repository). Daniel.

Re: [ns] Simulating an embedded ad-hoc wireless protocol

2006-05-19 Thread Daniel Mahrenholz
). I do not know more about this but you will find a link on the Contributed Code page in the ns-2 wiki. Maybe this could be a solution. The last chance would be to use network emulation. Daniel.

Re: [ns] Building Problem!

2006-05-08 Thread Daniel Mahrenholz
a forward declaration. If so, you just need to move it to the beginning of the file or add an forward declaration for the function at the beginning. Daniel.

Re: [ns] Modifying 802.11 wireless Channel Propagation Delay

2006-05-05 Thread Daniel Mahrenholz
. Otherwise it is unrealistic. Any ideas, please let me know. I think what a really need is to introduce a processing delay on the nodes. If I remember right, someone explained how to do this 2-3 days ago. Daniel.

Re: [ns] Wireless transmissions look like they take no time

2006-05-03 Thread Daniel Mahrenholz
. There are no packets transmitted or received by another node. You should set -macTrace ON to see if you are transmitting packets on the MAC layer. Daniel.

Re: [ns] the more realist model taking in consideration the obstacl

2006-05-03 Thread Daniel Mahrenholz
is only available in ns-2 using a commercial propagation calculation tool). If you need more information or want to share your experiences on this topic, you can ask my directly because our group is currently working on this topic. Daniel.

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