5 from scapy.layers.l2 import Ether
6 from scapy.layers.inet6 import IPv6
8 from framework import VppTestCase
11 class TestL2tp(VppTestCase):
12 """ L2TP Test Case """
16 super(TestL2tp, cls).setUpClass()
18 cls.create_pg_interfaces(range(1))
22 def test_l2tp_decap_local(self):
23 """ L2TP don't accept packets unless configured """
25 pkt = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
26 IPv6(src=self.pg0.remote_ip6, dst=self.pg0.local_ip6, nh=115))
28 self.pg0.add_stream(pkt)
31 # l2tp should not accept packets
32 err = self.statistics.get_counter(
33 '/err/l2tp-decap-local/l2tpv3 session not found')[0]
34 self.assertEqual(err, 0)
37 self.vapi.l2tpv3_create_tunnel(client_address=self.pg0.local_ip6,
38 our_address=self.pg0.remote_ip6)
40 self.pg0.add_stream(pkt)
43 # l2tp accepts packets
44 err = self.statistics.get_counter(
45 '/err/l2tp-decap-local/l2tpv3 session not found')[0]
46 self.assertEqual(err, 1)