net.sh

ip link add dev outside type veth peer name inside
sysctl net.ipv6.conf.outside.disable_ipv6=1
ip link set up dev outside
ip netns add test
ip link set netns test dev inside
ip netns exec test sysctl net.ipv6.conf.inside.disable_ipv6=1
ip -n test link add link inside name inside.3333 type vlan id 3333
ip -n test link set dev inside.3333 address 02:00:00:00:00:00
ip netns exec test sysctl net.ipv6.conf.inside/3333.ndisc_notify=0
ip netns exec test sysctl net.ipv6.conf.inside/3333.accept_ra=0
ip -n test link set up dev inside
ip -n test link set up dev inside.3333
ip -n test address add 2a00:1398:c000::f/64 dev inside.3333
ip -n test route add default via fe80::1 dev inside.3333
ip -6 -n test route show
ip -n test address show
ip link add name br0 type bridge
echo 0xfff8 > /sys/class/net/br0/bridge/group_fwd_mask
echo 1 > /proc/sys/net/ipv6/conf/br0/disable_ipv6
ip link set outside master br0
ip link set up dev br0
sysctl net.ipv6.conf.eno1np0.disable_ipv6=1
sysctl net.ipv6.conf.eno2np1.disable_ipv6=1
ip link set up dev eno1np0
ip link set up dev eno2np1
ip link set eno1np0 master br0