Test Infomation

TitleTest that host detect Path MTU increase
CommandLine./checkPMTUincrease.seq -pkt ./checkPMTUincrease.def -log 5.html -ti Test that host detect Path MTU increase
TestVersionREL_1_1
ToolVersionREL_1_1
Start2000/07/31 17:40:32
Tn/usr/local/v6eval//etc//tn.def
Nu/usr/local/v6eval//etc//nut.def
Pkt./checkPMTUincrease.def
Systemkame-freebsd
TargetNameFreeBSD-3.4 Release + KAME-stable-20000704
HostNametarget1.toba.tahi.org
Typehost

Test Sequence Execution Log

17:40:32Start
17:40:32Start Capturing Packets (Link0)
17:40:32Clear Captured Packets (Link0)
17:40:32Start Capturing Packets (Link0)
17:40:33 vRecv(Link0,pmtu_multicast_ns pmtu_unicast_ns pmtu_unicast_ns_sll pmtu_unicast_ns_to_z pmtu_unicast_ns_sll_to_z) timeout:4 cntLimit:1 seektime:0
vRecv() return status=1
17:40:37 vSend(Link0,pmtu_echo_request)
send pmtu_echo_request
17:40:37 vRecv(Link0,pmtu_echo_reply pmtu_echo_reply_to_z2 pmtu_multicast_ns) timeout:4 cntLimit:1 seektime:0
recv pmtu_echo_reply
17:40:37 vRecv(Link0,pmtu_unicast_ns pmtu_unicast_ns_sll pmtu_unicast_ns_to_z pmtu_unicast_ns_sll_to_z) timeout:6 cntLimit:1 seektime:0
recv pmtu_unicast_ns_sll

Clear TN's link-local Address NCE
17:40:41 vRecv(Link0,) timeout:4 cntLimit:null seektime:0
recv unexpect packet at 17:40:42
recv unexpect packet at 17:40:43
vRecv() return status=1

Start: make NCE 
17:40:46Clear Captured Packets (Link0)
17:40:46 vSend(Link0,EchoRequest)
send EchoRequest
17:40:46 vRecv(Link0,EchoReply ns ns_srcGlobal) timeout:5 cntLimit:0 seektime:0
recv ns
17:40:46 vSend(Link0,na)
send na
17:40:46 vRecv(Link0,EchoReply) timeout:5 cntLimit:0 seektime:0
recv EchoReply

TN(Router) receives Echo Reply from NUT
17:40:46 vSend(Link0,ra)
send ra

Ignore DAD NS
17:40:46 vRecv(Link0,) timeout:5 cntLimit:0 seektime:0
vRecv() return status=1

End: make NCE 
17:40:51 vSend(Link0,EchoRequest_1500)
send EchoRequest_1500
17:40:51 vRecv(Link0,EchoReply_1500) timeout:5 cntLimit:1 seektime:0
recv EchoReply_1500
17:40:51 vSend(Link0,TooBigMesg_1350)
send TooBigMesg_1350
17:40:51 Wait 295 second
17:45:46 vSend(Link0,frag_1400_1st)
TN --1st Fragmented 800/1360--> NUT
17:45:47 vSend(Link0,frag_1400_2nd)
TN --2nd Fragmented 560/1360--> NUT
17:45:47 vRecv(Link0,frag_1400_reply_1st frag_1400_reply_2nd reply_1400) timeout:5 cntLimit:1 seektime:0
recv frag_1400_reply_1st

NUT don't start detect of Path MTU increase
17:45:47Clear Captured Packets (Link0)
17:45:47Start Capturing Packets (Link0)
17:45:47 vRecv(Link0,pmtu_multicast_ns pmtu_unicast_ns pmtu_unicast_ns_sll pmtu_unicast_ns_to_z pmtu_unicast_ns_sll_to_z) timeout:4 cntLimit:1 seektime:0
vRecv() return status=1
17:45:51 vSend(Link0,pmtu_echo_request)
send pmtu_echo_request
17:45:51 vRecv(Link0,pmtu_echo_reply pmtu_echo_reply_to_z2 pmtu_multicast_ns) timeout:4 cntLimit:1 seektime:0
recv pmtu_echo_reply
17:45:51 vRecv(Link0,pmtu_unicast_ns pmtu_unicast_ns_sll pmtu_unicast_ns_to_z pmtu_unicast_ns_sll_to_z) timeout:6 cntLimit:1 seektime:0
recv pmtu_unicast_ns_sll

Clear TN's link-local Address NCE
17:45:51 vRecv(Link0,) timeout:4 cntLimit:null seektime:0
recv unexpect packet at 17:45:52
recv unexpect packet at 17:45:53
vRecv() return status=1

Start: make NCE 
17:45:55Clear Captured Packets (Link0)
17:45:55 vSend(Link0,EchoRequest)
send EchoRequest
17:45:56 vRecv(Link0,EchoReply ns ns_srcGlobal) timeout:5 cntLimit:0 seektime:0
recv ns
17:45:56 vSend(Link0,na)
send na
17:45:56 vRecv(Link0,EchoReply) timeout:5 cntLimit:0 seektime:0
recv EchoReply

TN(Router) receives Echo Reply from NUT
17:45:56 vSend(Link0,ra)
send ra

Ignore DAD NS
17:45:56 vRecv(Link0,) timeout:5 cntLimit:0 seektime:0
vRecv() return status=1

End: make NCE 
17:46:01 vSend(Link0,EchoRequest_1350)
send EchoRequest_1350
17:46:01 vRecv(Link0,EchoReply_1350) timeout:5 cntLimit:1 seektime:0
recv EchoReply_1350
17:46:01 vSend(Link0,TooBigMesg_1300)
send TooBigMesg_1300
17:46:01 Wait 900 second
18:01:01 vSend(Link0,EchoRequest_1st_1500)
TN --1st Fragmented 800/1460--> NUT
18:01:01 vSend(Link0,EchoRequest_2nd_1500)
TN --1st Fragmented 660/1460--> NUT

Send Fragmented even Echo Request (MTU:1500)
18:01:02 vRecv(Link0,frag_1500_reply_1st frag_1500_reply_2nd EchoReply_1500 ns) timeout:5 cntLimit:0 seektime:0
recv frag_1500_reply_1st

Can not receive Echo Reply (MTU:1500)!!
******************************************************
* BUT detect Path MTU increase SHOULD be implemented *
******************************************************
FAIL
18:01:02End

Packet Reverse Log