← All Kali Issues
OpenVPN
TUN device not available
N Network
High
🔴 Error Message
Cannot open TUN/TAP dev /dev/net/tun
📖 What This Means
TUN kernel module not loaded.
🔧 Step-by-Step Fix
- Load module: sudo modprobe tun
- Create device: sudo mkdir -p /dev/net && sudo mknod /dev/net/tun c 10 200
- In container: need --cap-add=NET_ADMIN