NS-2 Installation Guide for Windows Users

✅ Method 1: Using Windows Subsystem for Linux (WSL)

🧩 Step 1: Enable WSL

Open PowerShell (Admin) and run:

dism.exe /online /enable-feature /featurename:Microsoft-Windows-Subsystem-Linux /all /norestart

Then enable Virtual Machine Platform:

dism.exe /online /enable-feature /featurename:VirtualMachinePlatform /all /norestart

Restart your system.

🐧 Step 2: Install Ubuntu from Microsoft Store

Go to Microsoft Store → Search for Ubuntu → Install (recommended: Ubuntu 20.04 LTS)

🛠️ Step 3: Install NS-2 inside Ubuntu (refer this)

Open the Ubuntu terminal and run:
```
sudo apt update
sudo apt install ns2
```
Verify:
```
ns
```
To run simulations:
```
ns filename.tcl
```

✅ Method 2: Using VirtualBox/VMware + Ubuntu ISO

📦 Step 1: Download Required Tools

💻 Step 2: Install Ubuntu

Set up a new VM and boot the ISO
Allocate at least 2GB RAM and 20GB disk space

🛠️ Step 3: Install NS-2 in the VM

sudo apt update
sudo apt install ns2

✅ Testing It Works

Create a file first.tcl:
Run:
```
ns filename.tcl
nam out.nam
```

💡 Final Tips:

Prefer WSL for lightweight, fast setup.
Use VirtualBox if you want a full Linux desktop experience.
NAM (Network Animator) may require Xming on Windows for GUI.