'See Link.__init__() for options'

def __init__(self, node1, node2, **kwargs):

    from mininet.node import OVSSwitch
    self.isPatchLink = False
    if (isinstance(node1, OVSSwitch) and isinstance(node2, OVSSwitch)):
        self.isPatchLink = True
        kwargs.update(cls1=OVSIntf, cls2=OVSIntf)
    Link.__init__(self, node1, node2, **kwargs)
