'Initialize a RemoteLink
see Link() for parameters'

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

    self.node1 = node1
    self.node2 = node2
    self.tunnel = None
    kwargs.setdefault('params1', {})
    kwargs.setdefault('params2', {})
    self.cmd = None
    Link.__init__(self, node1, node2, **kwargs)
