def test_arp_incomplete(self):
""" ARP Incomplete"""
- self.pg1.generate_remote_hosts(3)
+ self.pg1.generate_remote_hosts(4)
p0 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
IP(src=self.pg0.remote_ip4,
dst=self.pg1.remote_hosts[2].ip4) /
UDP(sport=1234, dport=1234) /
Raw())
+ p2 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4,
+ dst="1.1.1.1") /
+ UDP(sport=1234, dport=1234) /
+ Raw())
#
# a packet to an unresolved destination generates an ARP request
is_static=1)
static_arp.add_vpp_config()
+ #
+ # add a route through remote host 3 hence we get an incomplete
+ #
+ VppIpRoute(self, "1.1.1.1", 32,
+ [VppRoutePath(self.pg1.remote_hosts[3].ip4,
+ self.pg1.sw_if_index)]).add_vpp_config()
+ rx = self.send_and_expect(self.pg0, [p2], self.pg1)
+ self.verify_arp_req(rx[0],
+ self.pg1.local_mac,
+ self.pg1.local_ip4,
+ self.pg1._remote_hosts[3].ip4)
+
#
# change the interface's MAC
#
"00:00:00:33:33:33",
self.pg1.local_ip4,
self.pg1._remote_hosts[2].ip4)
+ rx = self.send_and_expect(self.pg0, [p2], self.pg1)
+ self.verify_arp_req(rx[0],
+ "00:00:00:33:33:33",
+ self.pg1.local_ip4,
+ self.pg1._remote_hosts[3].ip4)
#
# packets to the resolved host also have the new source mac