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
Start2009/02/13 14:27:30
Tn.//../etc//tn.def
Nu.//../etc//nut.def
Pkt./InitCwndWhenSACK.def
Systemlinux-v6
TargetNameRHEL5GA
HostNameFNST
TypeIPv4

Test Sequence Execution Log

14:27:31Start
14:27:31Start Capturing Packets (Link0)

=============== sctpCheckEnv ===============
14:27:31 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.

============== sctpPingToHost ==============
14:27:40 vSend(Link0,echo4_request_on_link0)
Send Echo Request on Link0
14:27:40 vRecv(Link0,echo4_reply_on_link0 arp_request_on_link0) timeout:5 cntLimit:0 seektime:0
Recv Echo Reply on Link0

============= sctpStatusClient =============
14:27:40 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 192.168.0.21 -P 4580 -h 192.168.0.100 -p 3580 -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 192.168.0.21 -P 458~.
Disconnected.

================= vListen ==================
14:27:44 vRecv(Link0,sctp_chunk_init_rcv arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_INIT
14:27:48 vSend(Link0,sctp_chunk_init_ack_snd)
Send SCTP CHUNK_INIT_ACK

================= vAccept ==================
14:27:48 vRecv(Link0,sctp_chunk_cookie_echo_rcv arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_COOKIE_ECHO
14:27:48 vSend(Link0,sctp_chunk_cookie_ack_snd)
Send SCTP CHUNK_COOKIE_ACK

================ Main Test =================Now the cwnd is 4380
14:27:48 vRecv(Link0,sctp_chunk_data_loc arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
14:27:48 vRecv(Link0,sctp_chunk_data_loc arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
14:27:48 vRecv(Link0,sctp_chunk_data_loc arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
14:27:49 vRecv(Link0,sctp_chunk_data_loc arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA

flight_size(6760) is greater than cwnd(4380)
14:27:49 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

Now the cwnd is 5732
14:27:49 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

================= vRecvMsg =================
14:27:49 vRecv(Link0,sctp_chunk_data_loc arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA
14:27:49 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

================== vClose ==================
14:27:50 vSend(Link0,sctp_chunk_shutdown_snd)
Send SCTP CHUNK_SHUTDOWN
14:27:50 vRecv(Link0,sctp_chunk_shutdown_ack_rcv arp_request_on_link0 ) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_SHUTDOWN_ACK
14:27:50 vSend(Link0,sctp_chunk_shutdown_complete_snd)
Send SCTP CHUNK_SHUTDOWN_COMPLETE

============ sctpGetRemoteStatus ===========
14:27:50 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 192.168.0.21 -P 4580 -h 192.168.0.100 -p 3580 -s -x 5 -c 1352 -X 1 -f /tmp/sctpstatus > /tmp/tstcmd.log 2>&1
[root@RHEL ~]# 
[root@RHEL ~]# ~sechocheck

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

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       1452       ACTIVE       4380        0           3000       1500
2   1        ESTABLISHED       50728    3         0        100     10       1452       ACTIVE       5732        498         1494       1500
OK
14:27:59End

Packet Reverse Log