# connect all given networks
# if no --net option is given, network = [{}], so 1 empty dict in the list
# this results in 1 default interface with a default ip address
# connect all given networks
# if no --net option is given, network = [{}], so 1 empty dict in the list
# this results in 1 default interface with a default ip address
self.net.addLink(d, self.switch, params1=nw, cls=Link)
# do bookkeeping
self.containers[name] = d
self.net.addLink(d, self.switch, params1=nw, cls=Link)
# do bookkeeping
self.containers[name] = d