Enable monitor mode for RTL8814AU

enable_monitor

#!/usr/bin/env sh

# Enable monitor mode for RTL8814AU

if [ $# -lt 1 ]
then
	echo "Usage: enable_monitor interface [channel]"
	return
elif [ $# -eq 2 ]
then
	ch=$2
fi

iface=$1

airmon-ng check kill

echo "[+] Setting $iface down..."
ip link set $iface down
sleep 1

echo "[+] Starting monitor mode on $iface..."
iw dev $iface set type monitor
sleep 3

[ ! -z "$ch" ] && echo "[+] Setting channel to $ch..." && iw dev $iface set channel $ch
sleep 1

echo "[+] Setting $iface up..."
ip link set $iface up