| Title | The cwnd of the transport address should be adjusted to max(cwnd/2, 4*MTU) when does not transmit data |
| CommandLine | ./InitCwndAfterIdle.seq -pkt ./InitCwndAfterIdle.def -log 6.html -ti The cwnd of the transport address should be adjusted to max(cwnd/2, 4*MTU) when does not transmit data |
| TestVersion | REL_1_0_0 |
| ToolVersion | REL_3_1_0 |
| Start | 2009/02/12 18:04:30 |
| Tn | .//../etc//tn.def |
| Nu | .//../etc//nut.def |
| Pkt | ./InitCwndAfterIdle.def |
| System | linux-v6 |
| TargetName | RHEL5GA |
| HostName | FNST |
| Type | IPv6 |
| 18:04:31 | Start |
| 18:04:31 | Start Capturing Packets (Link0) |
| =============== sctpCheckEnv =============== | |
| 18:04:31 |
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. |
| ============= sctpPing6ToHost ============== | |
| 18:04:40 |
vSend(Link0,echo_request_on_link0) Send Echo Request on Link0 |
| 18:04:40 | 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 ============= | |
| 18:04:40 |
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 3ffe:501:ffff:100:020c:29ff:fe0f:1734 -P 4174 -h 3ffe:501:ffff:100:0200:00ff:fe00:0100 -p 3174 -s -c 1352 -X 1 -x 5 -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 4174~. Disconnected. |
| ================= vListen ================== | |
| 18:04:44 | vRecv(Link0,sctp_chunk_init_rcv ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0 Recv SCTP CHUNK_INIT |
| 18:04:46 |
vSend(Link0,sctp_chunk_init_ack_snd) Send SCTP CHUNK_INIT_ACK |
| ================= vAccept ================== | |
| 18:04:47 | 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 |
| 18:04:47 |
vSend(Link0,sctp_chunk_cookie_ack_snd) Send SCTP CHUNK_COOKIE_ACK |
| Now the cwnd is 4380 | |
| 18:04:47 | vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0 Recv SCTP CHUNK_DATA |
| 18:04:47 | vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0 Recv SCTP CHUNK_DATA |
| 18:04:47 | vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0 Recv SCTP CHUNK_DATA |
| 18:04:47 | vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:30 cntLimit:0 seektime:0 Recv SCTP CHUNK_DATA |
| flight_size(5408) is greater than cwnd(4380) | |
| 18:04:47 |
vSend(Link0,sctp_chunk_sack_snd) Send SCTP CHUNK_SACK |
| Now the cwnd is 5880 | |
| ================= vRecvMsg ================= | |
| 18:04:47 | vRecv(Link0,sctp_chunk_data_loc ns_on_link0 ns_on_link0_gl) timeout:10 cntLimit:0 seektime:0 Recv SCTP CHUNK_DATA |
| 18:04:48 |
vSend(Link0,sctp_chunk_sack_snd) Send SCTP CHUNK_SACK |
| ================ Main Test ================= | |
| 18:04:48 | vRecv(Link0,sctp_chunk_heartbeat ns_on_link0 ns_on_link0_gl) timeout:100 cntLimit:0 seektime:0 Recv SCTP CHUNK_HEARTBEAT |
| 18:05:18 |
vSend(Link0,sctp_chunk_heartbeat_ack) Send SCTP CHUNK_HEARTBEAT_ACK |
| Now the cwnd is 6000 | |
| ================== vClose ================== | |
| 18:05:18 |
vSend(Link0,sctp_chunk_shutdown_snd) Send SCTP CHUNK_SHUTDOWN |
| 18:05:19 | 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 |
| 18:05:19 |
vSend(Link0,sctp_chunk_shutdown_complete_snd) Send SCTP CHUNK_SHUTDOWN_COMPLETE |
| ============ sctpGetRemoteStatus =========== | |
| 18:05:19 |
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 4174 -h 3ffe:501:ffff:100:0200:00ff:fe00:0100 -p 3174 -s -c 1352 -X 1 -x 5 -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] ot@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 53260 1 0 100 10 1432 ACTIVE 5880 699 2095 1500 3 1 ESTABLISHED 54784 0 0 100 10 1432 ACTIVE 6000 649 4194 1500OK |
|
| 18:05:28 | End |
Frame_Ether (length:70) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:56) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 16 | | | NextHeader = 58 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | ICMPv6_EchoRequest (length:16) | | | Type = 128 | | | Code = 0 | | | Checksum = 41042 calc(41042) | | | Identifier = 65535 | | | SequenceNumber = 1 | | | Payload (length:8) | | | | data = 01020304 05060708
Frame_Ether (length:70) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:56) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 16 | | | NextHeader = 58 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | ICMPv6_EchoReply (length:16) | | | Type = 129 | | | Code = 0 | | | Checksum = 40786 calc(40786) | | | Identifier = 65535 | | | SequenceNumber = 1 | | | Payload (length:8) | | | | data = 01020304 05060708 ===echo_reply_on_link0=================================
Frame_Ether (length:110) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:96) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 56 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:56) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 0 | | | | Checksum = 1505964549 calc(1505964549) | | | CHUNK_INIT (length:44) | | | | Type = 1 | | | | Flags = 0 | | | | Length = 44 | | | | InitiateTag = 1946150731 | | | | AdvRecvWindow = 54784 | | | | NumOfOutbound = 10 | | | | NumOfInbound = 65535 | | | | TSN = 1896159400 | | | | SupportAddress (length:8) | | | | | Type = 12 | | | | | Length = 8 | | | | | AddrType = 6 | | | | | AddrType = 5 | | | | ENCCapable (length:4) | | | | | Type = 32768 | | | | | Length = 4 | | | | ForwardTSN (length:4) | | | | | Type = 49152 | | | | | Length = 4 | | | | AdaptationLayerIndication (length:8) | | | | | Type = 49158 | | | | | Length = 8 | | | | | Indication = 0 ===sctp_chunk_init_rcv=================================
Frame_Ether (length:186) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:172) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 132 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:132) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 2283113875 calc(2283113875) | | | CHUNK_INIT_ACK (length:120) | | | | Type = 2 | | | | Flags = 0 | | | | Length = 120 | | | | InitiateTag = 1 | | | | AdvRecvWindow = 54784 | | | | NumOfOutbound = 100 | | | | NumOfInbound = 65535 | | | | TSN = 100 | | | | StaleCookie (length:84) | | | | | Type = 7 | | | | | Length = 84 | | | | | Cookie = | | | | | 76650e8c 6fde9186 a767207e bae15ba8 00000000 00000000 00000000 00000000 | | | | | 00000000 c5f55ac4 30be5221 00000000 00000000 369c2046 e73c0700 0a000a00 | | | | | 0194cdd9 02000904 c0a80013 00000000 | | | | ENCCapable (length:4) | | | | | Type = 32768 | | | | | Length = 4 | | | | ForwardTSN (length:4) | | | | | Type = 49152 | | | | | Length = 4 | | | | AdaptationLayerIndication (length:8) | | | | | Type = 49158 | | | | | Length = 8 | | | | | Indication = 0
Frame_Ether (length:150) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:136) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 96 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:96) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 3154102459 calc(3154102459) | | | CHUNK_COOKIE_ECHO (length:84) | | | | Type = 10 | | | | Flags = 0 | | | | Length = 84 | | | | Cookie = | | | | 76650e8c 6fde9186 a767207e bae15ba8 00000000 00000000 00000000 00000000 | | | | 00000000 c5f55ac4 30be5221 00000000 00000000 369c2046 e73c0700 0a000a00 | | | | 0194cdd9 02000904 c0a80013 00000000 ===sctp_chunk_cookie_echo_rcv=================================
Frame_Ether (length:70) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:56) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 16 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:16) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 2866092113 calc(2866092113) | | | CHUNK_COOKIE_ACK (length:4) | | | | Type = 11 | | | | Flags = 0 | | | | Length = 4
Frame_Ether (length:1434) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:1420) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 1380 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:1380) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 360377181 calc(360377181) | | | CHUNK_DATA (length:1368) | | | | Type = 0 | | | | Reserved = 0 | | | | IFlag = 0 | | | | UFlag = 1 | | | | BFlag = 1 | | | | EFlag = 1 | | | | Length = 1368 | | | | TSN = 1896159400 | | | | Identifier = 0 | | | | SequenceNumber = 0 | | | | Protocol = 1732610923 | | | | Payload (length:1352) | | | | | data = | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393000 ===sctp_chunk_data_loc=================================
Frame_Ether (length:1434) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:1420) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 1380 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:1380) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 3260204947 calc(3260204947) | | | CHUNK_DATA (length:1368) | | | | Type = 0 | | | | Reserved = 0 | | | | IFlag = 0 | | | | UFlag = 1 | | | | BFlag = 1 | | | | EFlag = 1 | | | | Length = 1368 | | | | TSN = 1896159401 | | | | Identifier = 0 | | | | SequenceNumber = 0 | | | | Protocol = 3324214066 | | | | Payload (length:1352) | | | | | data = | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393000 ===sctp_chunk_data_loc=================================
Frame_Ether (length:1434) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:1420) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 1380 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:1380) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 104003906 calc(104003906) | | | CHUNK_DATA (length:1368) | | | | Type = 0 | | | | Reserved = 0 | | | | IFlag = 0 | | | | UFlag = 1 | | | | BFlag = 1 | | | | EFlag = 1 | | | | Length = 1368 | | | | TSN = 1896159402 | | | | Identifier = 0 | | | | SequenceNumber = 0 | | | | Protocol = 1771584612 | | | | Payload (length:1352) | | | | | data = | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393000 ===sctp_chunk_data_loc=================================
Frame_Ether (length:1434) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:1420) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 1380 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:1380) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 2375165911 calc(2375165911) | | | CHUNK_DATA (length:1368) | | | | Type = 0 | | | | Reserved = 0 | | | | IFlag = 0 | | | | UFlag = 1 | | | | BFlag = 1 | | | | EFlag = 1 | | | | Length = 1368 | | | | TSN = 1896159403 | | | | Identifier = 0 | | | | SequenceNumber = 0 | | | | Protocol = 1934111590 | | | | Payload (length:1352) | | | | | data = | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393000 ===sctp_chunk_data_loc=================================
Frame_Ether (length:82) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:68) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 28 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:28) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 2607195332 calc(2607195332) | | | CHUNK_SACK (length:16) | | | | Type = 3 | | | | Flags = 0 | | | | Length = 16 | | | | ACK = 1896159403 | | | | AdvRecvWindow = 54784 | | | | NumOfGapAck = 0 | | | | NumOfDupTSN = 0
Frame_Ether (length:1434) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:1420) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 1380 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:1380) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 2304638737 calc(2304638737) | | | CHUNK_DATA (length:1368) | | | | Type = 0 | | | | Reserved = 0 | | | | IFlag = 0 | | | | UFlag = 1 | | | | BFlag = 1 | | | | EFlag = 1 | | | | Length = 1368 | | | | TSN = 1896159404 | | | | Identifier = 0 | | | | SequenceNumber = 0 | | | | Protocol = 1373417588 | | | | Payload (length:1352) | | | | | data = | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393031 32333435 36373839 30313233 34353637 38393031 32333435 | | | | | 36373839 30313233 34353637 38393031 32333435 36373839 30313233 34353637 | | | | | 38393031 32333435 36373839 30313233 34353637 38393031 32333435 36373839 | | | | | 30313233 34353637 38393031 32333435 36373839 30313233 34353637 38393031 | | | | | 32333435 36373839 30313233 34353637 38393031 32333435 36373839 30313233 | | | | | 34353637 38393000 ===sctp_chunk_data_loc=================================
Frame_Ether (length:82) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:68) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 28 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:28) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 2175321091 calc(2175321091) | | | CHUNK_SACK (length:16) | | | | Type = 3 | | | | Flags = 0 | | | | Length = 16 | | | | ACK = 1896159404 | | | | AdvRecvWindow = 54784 | | | | NumOfGapAck = 0 | | | | NumOfDupTSN = 0
Frame_Ether (length:114) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:100) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 60 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:60) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 283995602 calc(283995602) | | | CHUNK_HEARTBEAT (length:48) | | | | Type = 4 | | | | Flags = 0 | | | | Length = 48 | | | | HeartbeatInfo (length:44) | | | | | Type = 1 | | | | | Length = 44 | | | | | Data = | | | | | 0a000c66 00000000 3ffe0501 ffff0100 020000ff fe000100 00000000 582a1102 | | | | | 50319732 69ed2831 ===sctp_chunk_heartbeat=================================
Frame_Ether (length:114) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:100) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 60 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:60) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 718784943 calc(718784943) | | | CHUNK_HEARTBEAT_ACK (length:48) | | | | Type = 5 | | | | Flags = 0 | | | | Length = 48 | | | | HeartbeatInfo (length:44) | | | | | Type = 1 | | | | | Length = 44 | | | | | Data = | | | | | 0a000c66 00000000 3ffe0501 ffff0100 020000ff fe000100 00000000 582a1102 | | | | | 50319732 69ed2831
Frame_Ether (length:74) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:60) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 20 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:20) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 3709649402 calc(3709649402) | | | CHUNK_SHUTDOWN (length:8) | | | | Type = 7 | | | | Flags = 0 | | | | Length = 8 | | | | TSN = 1896159404
Frame_Ether (length:70) | Hdr_Ether (length:14) | | DestinationAddress = 0:0:0:0:1:0 | | SourceAddress = 0:c:29:f:17:34 | | Type = 34525 | Packet_IPv6 (length:56) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 2 | | | FlowLabel = 0 | | | PayloadLength = 16 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | | DestinationAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | Upp_SCTP (length:16) | | | Hdr_SCTP (length:12) | | | | SourcePort = 4174 | | | | DestinationPort = 3174 | | | | VerificationTag = 1 | | | | Checksum = 3469690166 calc(3469690166) | | | CHUNK_SHUTDOWN_ACK (length:4) | | | | Type = 8 | | | | Flags = 0 | | | | Length = 4 ===sctp_chunk_shutdown_ack_rcv=================================
Frame_Ether (length:70) | Hdr_Ether (length:14) | | DestinationAddress = 0:c:29:f:17:34 | | SourceAddress = 0:0:0:0:1:0 | | Type = 34525 | Packet_IPv6 (length:56) | | Hdr_IPv6 (length:40) | | | Version = 6 | | | TrafficClass = 0 | | | FlowLabel = 0 | | | PayloadLength = 16 | | | NextHeader = 132 | | | HopLimit = 64 | | | SourceAddress = 3ffe:501:ffff:100:200:ff:fe00:100 | | | DestinationAddress = 3ffe:501:ffff:100:20c:29ff:fe0f:1734 | | Upp_SCTP (length:16) | | | Hdr_SCTP (length:12) | | | | SourcePort = 3174 | | | | DestinationPort = 4174 | | | | VerificationTag = 1946150731 | | | | Checksum = 3780018167 calc(3780018167) | | | CHUNK_SHUTDOWN_COMPLETE (length:4) | | | | Type = 14 | | | | Reserved = 0 | | | | TFlag = 0 | | | | Length = 4