brctl addbr br0
# new way: 'ip link add dev br0 type bridge'
brctl addif br0 wlp0s29u1u6
brctl addif br0 eth0
# new way: 'ip link set eth0 master br0'

echo 1 > /proc/sys/net/ipv6/conf/all/forwarding
echo 1 > /proc/sys/net/ipv4/conf/all/forwarding
# same as 'echo 1 > /proc/sys/net/ipv4/ip_forward'

dhclient br0