Welcome to kriss.run!

netrefresh.sh

#!/usr/bin/env bash

# FUNCTION: __network_restart
__network_restart() {
    if command -v systemctl &> /dev/null; then
        # For systems using systemd
        systemctl restart systemd-networkd
        systemctl restart NetworkManager
        systemctl restart networking
    elif [ -f /etc/init.d/networking ]; then
        # For systems using init.d
        /etc/init.d/networking restart
    elif [ -f /etc/init.d/network-manager ]; then
        /etc/init.d/network-manager restart
    elif [ -f /etc/init.d/network ]; then
        /etc/init.d/network restart
    fi

    # Renew DHCP lease
    if command -v dhclient &> /dev/null; then
        dhclient -r
        dhclient
    elif command -v dhcpcd &> /dev/null; then
        dhcpcd -k
        dhcpcd
    elif command -v pump &> /dev/null; then
        pump -r
    fi
}

__network_restart