Test Information

TitleVerify that cwnd is update correctly after a fast retransmit
CommandLine./InitCwndUnderFastRetran.seq -pkt ./InitCwndUnderFastRetran.def -log 11.html -ti Verify that cwnd is update correctly after a fast retransmit
TestVersionREL_1_0_0
ToolVersionREL_3_1_0
Start2009/02/12 18:09:45
Tn.//../etc//tn.def
Nu.//../etc//nut.def
Pkt./InitCwndUnderFastRetran.def
Systemlinux-v6
TargetNameRHEL5GA
HostNameFNST
TypeIPv6

Test Sequence Execution Log

18:09:45Start
18:09:45Start Capturing Packets (Link0)

=============== sctpCheckEnv ===============
18:09:45 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
[root@R~.
Disconnected.

============= sctpPing6ToHost ==============
18:09:54 vSend(Link0,echo_request_on_link0)
Send Echo Request on Link0
18:09:54 vRecv(Link0,echo_reply_on_link0 ns_on_link0 ns_on_link0_gl) timeout:5 cntLimit:0 seektime:0
recv unexpect packet at 18:09:51
recv unexpect packet at 18:09:51
Recv Neighbor Solicitation on Link0 (Global)
18:09:54 vSend(Link0,na_on_link0_gl)
Send Neighbor Advertisement on Link0 (Global)
18:09:54 vRecv(Link0,echo_reply_on_link0) timeout:5 cntLimit:0 seektime:0
Recv Echo Reply on Link0

============= sctpStatusClient =============
18:09:54 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 4179 -h 3ffe:501:ffff:100:0200:00ff:fe00:0100 -p 3179 -s -x 6 -c 1024 -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 4179 -h~.
Disconnected.

================= vListen ==================
18:09:58 vRecv(Link0,sctp_chunk_init_rcv ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0
Recv SCTP CHUNK_INIT
18:10:00 vSend(Link0,sctp_chunk_init_ack_snd)
Send SCTP CHUNK_INIT_ACK

================= vAccept ==================
18:10:00 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
18:10:00 vSend(Link0,sctp_chunk_cookie_ack_snd)
Send SCTP CHUNK_COOKIE_ACK

================ Main Test =================
18:10:00 vRecv(Link0,sctp_chunk_data_1 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (1)
18:10:01 vRecv(Link0,sctp_chunk_data_2 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (2)
18:10:01 vRecv(Link0,sctp_chunk_data_3 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (3)
18:10:01 vRecv(Link0,sctp_chunk_data_4 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (4)
18:10:01 vRecv(Link0,sctp_chunk_data_5 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (5)
18:10:01 vSend(Link0,sctp_chunk_sack_1)
Send SCTP CHUNK_SACK (1 and 2)

Now the cwnd is 5880
18:10:01 vSend(Link0,sctp_chunk_sack_2)
Send SCTP CHUNK_SACK (1 and 3)
18:10:01 vSend(Link0,sctp_chunk_sack_3)
Send SCTP CHUNK_SACK (1, 3 and 4)
18:10:02 vSend(Link0,sctp_chunk_sack_4)
Send SCTP CHUNK_SACK (1, 3 to 5)
18:10:02 vRecv(Link0,sctp_chunk_data_2 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (2)

Now the cwnd is 6000
18:10:02 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK
18:10:02 vRecv(Link0,sctp_chunk_data_6 ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0
Recv SCTP CHUNK_DATA (6)
18:10:02 vSend(Link0,sctp_chunk_sack_snd)
Send SCTP CHUNK_SACK

================== vClose ==================
18:10:02 vSend(Link0,sctp_chunk_shutdown_snd)
Send SCTP CHUNK_SHUTDOWN
18:10:03 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
18:10:03 vSend(Link0,sctp_chunk_shutdown_complete_snd)
Send SCTP CHUNK_SHUTDOWN_COMPLETE

============ sctpGetRemoteStatus ===========
18:10:03 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 4179 -h 3ffe:501:ffff:100:0200:00ff:fe00:0100 -p 3179 -s -x 6 -c 1024 -X 1 -f /tmp/sctpstatus > /tmp/tstcmd.log 2>&1
[root@RHEL ~]# 
[root@RHEL ~]# 
[roo~st@RHEL ~]# 
cu: echocheck: unknown variable (~v lists variables)

[root@RHEL ~]# ~t
[file transfer complete]
[connected]
HEL ~]# 
[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       51712    3         0        100     10       1432       ACTIVE       5880        875         2623       1500
3   1        ESTABLISHED       53588    1         0        100     10       1432       ACTIVE       6000        875         2623       1500
OK
18:10:11End

Packet Reverse Log