X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_mtu.py;h=3c938a8cdcec659266fad9d28076403aa2e24e7f;hb=7c0eb56f4;hp=1c7f6413f61706c104024115f72e46666b9665bf;hpb=7a99823c0b6db74b6b845c35bc1ac09f37a4374d;p=vpp.git

diff --git a/test/test_mtu.py b/test/test_mtu.py
index 1c7f6413f61..3c938a8cdce 100644
--- a/test/test_mtu.py
+++ b/test/test_mtu.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """IP4 and IP6 MTU functional tests"""
 
 #
@@ -13,7 +13,7 @@ from scapy.layers.inet6 import IPv6, Ether, IP, UDP, ICMPv6PacketTooBig
 from scapy.layers.inet import ICMP
 from framework import VppTestCase, VppTestRunner
 from vpp_ip import DpoProto
-from vpp_ip_route import VppIpRoute, VppRoutePath
+from vpp_ip_route import VppIpRoute, VppRoutePath, FibPathProto
 from socket import AF_INET, AF_INET6, inet_pton
 from util import reassemble4
 
@@ -101,7 +101,6 @@ class TestMTU(VppTestCase):
                           dst=self.pg0.remote_ip4,
                           ttl=254, len=576, id=0) /
                        p_icmp4 / p_ip4 / p_payload)
-        icmp4_reply[1].ttl -= 1
         n = icmp4_reply.__class__(icmp4_reply)
         s = bytes(icmp4_reply)
         icmp4_reply = s[0:576]
@@ -118,7 +117,7 @@ class TestMTU(VppTestCase):
         p4 = p_ether / p_ip4 / p_payload
         p4.flags = 0
         p4_reply = p_ip4 / p_payload
-        p4_reply.ttl = 62  # check this
+        p4_reply.ttl = p_ip4.ttl - 1
         p4_reply.flags = 0
         p4_reply.id = 256
         self.pg_enable_capture()