+ # ping DS-Lite AFTR tunnel endpoint address
+ p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
+ IPv6(src=self.pg1.remote_hosts[1].ip6, dst=aftr_ip6) /
+ ICMPv6EchoRequest())
+ self.pg1.add_stream(p)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ capture = self.pg1.get_capture(1)
+ self.assertEqual(1, len(capture))
+ capture = capture[0]
+ self.assertEqual(capture[IPv6].src, aftr_ip6)
+ self.assertEqual(capture[IPv6].dst, self.pg1.remote_hosts[1].ip6)
+ self.assertTrue(capture.haslayer(ICMPv6EchoReply))
+