Enter .
from mininet.topo import Topo from mininet.net import Mininet class MyNet(Topo): def build(self): r1 = self.addHost('r1') r2 = self.addHost('r2') self.addLink(r1, r2) netsim network simulator
git clone https://github.com/srl-labs/containerlab cd containerlab sudo containerlab deploy -t clab-demo/frr-01.clab.yml netsim network simulator