'Move remote interface from root ns to node
intf: string, interface
dstNode: destination Node
srcNode: source Node or None (default) for root ns'

@staticmethod
def moveIntf(intf, node):

    intf = str(intf)
    cmd = ('ip    link    set    %s    netns    %s' % (intf, node.pid))
    result = node.rcmd(cmd)
    if result:
        raise Exception(('error    executing    command    %s' % cmd))
    return True
