create-netns.sh

#/!bin/bash

sudo ip l add veth1 type veth peer name veth2
sudo ip netns add host01
sudo ip netns add host02
sudo ip l set veth1 netns host01
sudo ip l set veth2 netns host02
sudo ip netns exec host01 ip l set up dev veth1
sudo ip netns exec host01 ip a add 10.0.0.1/24 dev veth1
sudo ip netns exec host02 ip l set up dev veth2
sudo ip netns exec host02 ip a add 10.0.0.2/24 dev veth2
sudo ip netns exec host01 ip a
sudo ip netns exec host02 ip a