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-rw-r--r--test/test_neighbor.py22
1 files changed, 22 insertions, 0 deletions
diff --git a/test/test_neighbor.py b/test/test_neighbor.py
index b600a97c3c2..24737da0eca 100644
--- a/test/test_neighbor.py
+++ b/test/test_neighbor.py
@@ -2069,6 +2069,28 @@ class ARPTestCase(VppTestCase):
for rx in rxs:
self.verify_arp_req(rx, self.pg1.local_mac, "10.0.1.2", "10.0.1.128")
+ # apply an attached prefix to the interface
+ # since there's no local address in this prefix,
+ # any other address is used
+ p3 = (
+ Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
+ / IP(src=self.pg1.remote_ip4, dst="10.0.2.128")
+ / Raw(b"0x5" * 100)
+ )
+
+ VppIpRoute(
+ self,
+ "10.0.2.0",
+ 24,
+ [VppRoutePath("0.0.0.0", self.pg1.sw_if_index)],
+ ).add_vpp_config()
+
+ rxs = self.send_and_expect(self.pg0, [p3], self.pg1)
+ for rx in rxs:
+ self.verify_arp_req(
+ rx, self.pg1.local_mac, self.pg1.local_ip4, "10.0.2.128"
+ )
+
# cleanup
conn3.remove_vpp_config()
conn2.remove_vpp_config()