al, err := ipallocator.NewInMemory(cidr)
	if err != nil {
		panic(fmt.Sprintf("error creating IP allocator: %v", err))
	}
	return al
}

func makePortAllocator(ports machineryutilnet.PortRange) portallocator.Interface {
	al, err := portallocator.NewInMemory(ports)
	if err != nil {
		panic(fmt.Sprintf("error creating port allocator: %v", err))
	}
	return al
}

 
## Changes by Kind

### API Change

- Adds support for portRange / EndPort in Network Policy ([#97058](https://github.com/kubernetes/kubernetes/pull/97058), [@rikatz](https://github.com/rikatz)) [SIG Apps and Network]