def METHOD_NAME(self):
    node1 = self.nodes[1]
    node0 = self.nodes[0]
    # Get out of IBD
    node1.generate(1)
    sync_blocks(self.nodes)
    # Setup the p2p connections and start up the network thread.
    test_node = TestNode()
    connection = NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], test_node)
    test_node.add_connection(connection)
    NetworkThread().start()
    test_node.wait_for_verack()
    # Test that invs are received for all txs at feerate of 20 sat/byte
    node1.settxfee(Decimal("0.00020000"))
    txids = [node1.sendtoaddress(node1.getnewaddress(), 1) for x in range(3)]
    assert(allInvsMatch(txids, test_node))
    test_node.clear_invs()
    # Set a filter of 15 sat/byte
    test_node.send_filter(15000)
    # Test that txs are still being received (paying 20 sat/byte)
    txids = [node1.sendtoaddress(node1.getnewaddress(), 1) for x in range(3)]
    assert(allInvsMatch(txids, test_node))
    test_node.clear_invs()
    # Change tx fee rate to 10 sat/byte and test they are no longer received
    node1.settxfee(Decimal("0.00010000"))
    [node1.sendtoaddress(node1.getnewaddress(), 1) for x in range(3)]
    sync_mempools(self.nodes) # must be sure node 0 has received all txs 
    # Send one transaction from node0 that should be received, so that we
    # we can sync the test on receipt (if node1's txs were relayed, they'd
    # be received by the time this node0 tx is received). This is
    # unfortunately reliant on the current relay behavior where we batch up
    # to 35 entries in an inv, which means that when this next transaction
    # is eligible for relay, the prior transactions from node1 are eligible
    # as well.
    node0.settxfee(Decimal("0.00020000"))
    txids = [node0.sendtoaddress(node0.getnewaddress(), 1)]
    assert(allInvsMatch(txids, test_node))
    test_node.clear_invs()
    # Remove fee filter and check that txs are received again
    test_node.send_filter(0)
    txids = [node1.sendtoaddress(node1.getnewaddress(), 1) for x in range(3)]
    assert(allInvsMatch(txids, test_node))
    test_node.clear_invs()