[ns] how to use xgraph in ns2

I am in 4th year...doing project in ns2...i am new to this...i installed xgraph in fedora9...now i am struck with xgraph...its many errors when i am executing "exec xgraph out.tr -geometry 800x400 &"...plz help me

[ns] Problem with Tk

When I run the nam command, I get this error: nam: this isn't a Tk applicationinvalid color name "#efebe7 " Does can anyone help me? I already saw that this is related to rgb.txt file, but I don't know how to solve this problem. Thanks in advance! [ ] -- =

Re: [ns] plz help me urgent how to send a packet from a node to another one node

do u want to send a packet from MAC layer? if so, look into "ns-allinone-2.31\ns-2.31\mac". e.g. in mac-tdma.cc you can add a filtering condition in Sendup(), furthermore, u can modify the packet format by adding a source indicator to "struct hdr_cmn " in packet.h i hope it helps 2009/3/29 murali

[ns] Diffserve floating point exception problem

Hi, Does anybody knows on how to solve the floating point exception problem in diffserv simulation ??

Re: [ns] Tcp rate (Spyros Marinis)

>Hi all! >Does anybody know how I can change the rate a TCP agent transmits data?? I mean the agent now sends many packets one after another, but I >want to reduce that rate so that it sends less packets, one by one. How can I do that?? Should I change the window or the congestion window of >the a