Ubuntu安装ns3

在Ubuntu中安装ns3有多种方法，其中一种是使用bake进行安装。具体步骤如下：
1. 安装依赖项：sudo apt-get install gcc g++ python python-dev mercurial bzr gdb valgrind gsl-bin libgsl2 libgsl-dev flex bison tcpdump sqlite sqlite3 libsqlite3-dev libxml2 libxml2-dev libgtk2.0-0 libgtk2.0-dev uncrustify doxygen graphviz imagemagick texlive texlive-latex-extra texlive-generic-extra texlive-generic-recommended texinfo dia texlive texlive-latex-extra texlive-extra-utils texlive-font-utils python-pygraphviz python-kiwi python-pygoocanvas libgoocanvas-dev python-gnome2 python-gnome2-dev qt4-dev-tools qt4-qmake qt4-qmake qt4-default autoconf automake libtool libxmu-dev libpng-dev cvs libgtk1.2-dev libc6-dev-i386 git-core p7zip-full
2. 下载bake：hg clone http://code.nsnam.org/bake bake
3. 配置环境变量：export BAKE_HOME=/path/to/bake
export PATH=$PATH:$BAKE_HOME
4. 安装ns3：bake.py check
bake.py configure -e ns-3.30
bake.py download
bake.py build

另外，还可以选择使用Git进行ns3的下载和安装。具体步骤如下：
1. 安装依赖项：sudo apt-get install gcc g++ python python-dev mercurial bzr gdb valgrind gsl-bin libgsl2 libgsl-dev flex bison tcpdump sqlite sqlite3 libsqlite3-dev libxml2 libxml2-dev libgtk2.0-0 libgtk2.0-dev uncrustify doxygen graphviz imagemagick texlive texlive-latex-extra texlive-generic-extra texlive-generic-recommended texinfo dia texlive texlive-latex-extra texlive-extra-utils texlive-font-utils python-pygraphviz python-kiwi python-pygoocanvas libgoocanvas-dev python-gnome2 python-gnome2-dev qt4-dev-tools qt4-qmake qt4-qmake qt4-default autoconf automake libtool libxmu-dev libpng-dev cvs libgtk1.2-dev libc6-dev-i386 git-core p7zip-full
2. 下载ns-3-allinone：git clone https://gitlab.com/nsnam/ns-3-allinone.git
3. 配置环境变量：export NS3_HOME=/path/to/ns-3-allinone/ns-3.30
export PATH=$PATH:$NS3_HOME/bin
4. 编译和安装：cd ns-3-allinone
./download.py
./build.py