NS2安装及入门实例——（ns2.35 / Ubuntu20.04）

一、ns2安装

1、更新系统源

sudo apt-get update
sudo apt-get upgrade
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2、准备工作

sudo apt-get install build-essential
sudo apt-get install tcl8.5 tcl8.5-dev tk8.5 tk8.5-dev
sudo apt-get install libxmu-dev libxmu-headers
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3、下载安装包

官网下载地址：http://www.isi.edu/nsnam/ns/

点击 allinone

点击 current release 2.35

安装 ns-allinone-2.35.tar.gz

4、安装

sudo tar -zxvf ~/下载/ns-allinone-2.35.tar.gz -C /usr/local/
cd /usr/local
sudo mv ./ns-allinone-2.35 ./ns2
sudo chown -R hadoop:hadoop ./ns2
cd ns2
./install
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5、问题

① 问题1

linkstate/ls.h:137:20: note: use ‘this->erase’ instead
make: *** [linkstate/ls.o] Error 1
Ns make failed!
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解决：

137行：
void eraseAll() { erase(baseMap::begin(), baseMap::end()); } 
-> 
void eraseAll() { this->erase(baseMap::begin(), baseMap::end()); }
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② 问题2

mdart/mdart_adp.cc:108:21: error: reference to ‘hash’ is ambiguous
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解决：

sudo vim ns-2.35/mdart/mdart_function.h
230行：hash -> hash_o
sudo vim ns-2.35/mdart/mdart_adp.cc
108行：hash -> hash_o
396行：hash -> hash_o
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③ 问题3

In file included from common/tkAppInit.cc:57:0:
./bitmap/play.xbm:5:74: error: narrowing conversion of ‘252’ from ‘int’ to ‘char’ inside
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解决：全部加上 (char)

6、安装成功

7、环境配置

vim ~/.bashrc
source ~/.bashrc
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加入一下配置：

export NS_HOME=/usr/local/ns2
export TK_HOME=$NS_HOME/tk8.5.10
export TCl_HOME=$NS_HOME/tcl8.5.10

export PATH=$PATH:$NS_HOME/bin:$TK_HOME/unix:$TCL_HOME/unix
export LD_LIBRARY_PATH=$NS_HOME/otcl-1.14:$NS_HOME/lib
export TCL_LIBRARY=$TCL_HOME/library
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输入 ns，进入成功：

二、nam安装

1、安装

cd /usr/local/ns2/nam-1.15
./configure
make
sudo make install
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2、问题

configure: error: Installation of tcl seems incomplete or can't be found automatically.
Please correct the problem by telling configure where tcl is
using the argument --with-tcl=/path/to/package
(perhaps after installing it),
or the package is not required, disable it with --with-tcl=no.
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解决：

sudo ./configure --with-tcl=/home/文件目 录/ns/tcl8.5.10 --with-tcl-ver=8.5.10 --with-tk=/home/文件目录/ns/tk8.5.10 --with-tk-ver=8.5.10
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三、实例

cd /usr/local/ns2/ns-2.35/tcl/ex
ns simple.tcl
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