Test Information

TitleThe cwnd MUST be increased the size of outstanding DATA chunk(s) acknowledged if it is less than PMTU
CommandLine./InitCwndWhenSACK.seq -pkt ./InitCwndWhenSACK.def -log 3.html -ti The cwnd MUST be increased the size of outstanding DATA chunk(s) acknowledged if it is less than PMTU
TestVersionREL_1_0_0
ToolVersionREL_3_1_0
Start2009/02/12 18:03:04
Tn.//../etc//tn.def
Nu.//../etc//nut.def
Pkt./InitCwndWhenSACK.def
Systemlinux-v6
TargetNameRHEL5GA
HostNameFNST
TypeIPv6

Test Sequence Execution Log

18:03:04Start
18:03:04Start Capturing Packets (Link0)

=============== sctpCheckEnv ===============
18:03:04 vRemote(rcommand.rmt) ``/usr/local/v6eval//bin/linux-v6//rcommand.rmt -t linux-v6 -u root -p goodluck -d ttyS0 -o 1 cmd="killall -9 sctp_test ; killall -9 sctp_darn ; killall -9 sctp_status; checksctp" ''
Connected.

[root@RHEL ~]# 
[root@RHEL ~]# killall -9 sctp_test ; killall -9 sctp_darn ; killall -9 sctp_sta tus; checksctp 
sctp_test: no process killed
sctp_darn: no process killed
sctp_status: no process killed
SCTP supported
[root@RHEL ~]# sendMessagesSync: never got killall -9 sctp_test ; killall -9 sctp_darn ; killall -9 sctp_status; checksctp 
echo $?
0~.
Disconnected.

============= sctpPing6ToHost ==============
18:03:13 vSend(Link0,echo_request_on_link0)
Send Echo Request on Link0
18:03:14 vRecv(Link0,echo_reply_on_link0 ns_on_link0 ns_on_link0_gl) timeout:5 cntLimit:0 seektime:0
Recv Echo Reply on Link0

============= sctpStatusClient =============
18:03:14 vRemote(rcommandasync.rmt) ``/usr/local/v6eval//bin/linux-v6//rcommandasync.rmt -t linux-v6 -u root -p goodluck -d ttyS0 -o 1 cmd="sleep 5 && sctp_status -H 3ffe:501:ffff:100:020c:29ff:fe0f:1734 -P 4171 -h 3ffe:501:ffff:100:0200:00ff:fe00:0100 -p 3171 -s -x 5 -c 1352 -X 1 -f /tmp/sctpstatus > /tmp/tstcmd.log 2>&1 &" ''
Connected.

[root@RHEL ~]# 
[root@RHEL ~]# sleep 5 && sctp_status -H 3ffe:501:ffff:100:020c:29ff:fe0f:1734 - P 4171 -h 3ffe:501:ffff:~.
Disconnected.

================= vListen ==================
18:03:18 vRecv(Link0,sctp_chunk_init_rcv ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv Neighbor Solicitation on Link0 (Global)
18:03:19 vSend(Link0,na_on_link0_gl)
Send Neighbor Advertisement on Link0 (Global)
18:03:19 vRecv(Link0,sctp_chunk_init_rcv ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_INIT
18:03:20 vSend(Link0,sctp_chunk_init_ack_snd)
Send SCTP CHUNK_INIT_ACK

================= vAccept ==================
18:03:20 vRecv(Link0,sctp_chunk_cookie_echo_rcv ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_COOKIE_ECHO
18:03:20 vSend(Link0,sctp_chunk_cookie_ack_snd)
Send SCTP CHUNK_COOKIE_ACK

================ Main Test =================Now the cwnd is 4380
18:03:20 vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
18:03:20 vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
18:03:20 vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
18:03:20 vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA

flight_size(6760) is greater than cwnd(4380)
18:03:21 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

Now the cwnd is 5732
18:03:21 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

================= vRecvMsg =================
18:03:21 vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
18:03:21 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

================== vClose ==================
18:03:21 vSend(Link0,sctp_chunk_shutdown_snd)
Send SCTP CHUNK_SHUTDOWN
18:03:21 vRecv(Link0,sctp_chunk_shutdown_ack_rcv ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_SHUTDOWN_ACK
18:03:22 vSend(Link0,sctp_chunk_shutdown_complete_snd)
Send SCTP CHUNK_SHUTDOWN_COMPLETE

============ sctpGetRemoteStatus ===========
18:03:22 vRemote(getfile.rmt) ``/usr/local/v6eval//bin/linux-v6//getfile.rmt -t linux-v6 -u root -p goodluck -d ttyS0 -o 1 from=/tmp/sctpstatus to=.sctpstatus''
Connected.

[1]+  Done                    sleep 5 && sctp_status -H 3ffe:501:ffff:100:020c:29ff:fe0f:1734 -P 4171 -h 3ffe:501:ffff:100:0200:00ff:fe00:0100 -p 3171 -s -x 5 -c 1352 -X 1 -f /tmp/sctpstatus > /tmp/tstcmd.log 2>&1
[root@RHEL ~]# 
[root@RHEL ~]# ~s
cu: echocheck: unknown variable (~v lists variables)

[root@RHEL ~]# 
[root@RHEL ~]# ~t/tmp/sctpstatus .sctpstatus
[file transfer complete]
[connected]
t@RHEL ~]# 
[root@RHEL ~]# ~.~.
~.

Disconnected.

NO. ASSOC-ID STATE             RWND     UNACKDATA PENDDATA INSTRMS OUTSTRMS FRAG-POINT SPINFO-STATE SPINFO-CWDN SPINFO-SRTT SPINFO-RTO SPINFO-MTU
1   1        ESTABLISHED       54784    0         0        100     10       1432       ACTIVE       4380        0           3000       1500
2   1        ESTABLISHED       50728    3         0        100     10       1432       ACTIVE       5732        751         2251       1500
OK
18:03:31End

Packet Reverse Log