Test Information

Title	Sending Time Exceeded with a link-local address
CommandLine	./Time_Exc_Link-Local.seq -pkt ./Time_Exc_Link-Local.def -log 7.html -ti Sending Time Exceeded with a link-local address
TestVersion	V6PC_P1_1_2_1
ToolVersion	REL_2_2_B_4
Start	2004/01/19 16:05:20
Tn	/usr/local/v6eval//etc//tn.def
Nu	/usr/local/v6eval//etc//nut.def
Pkt	./Time_Exc_Link-Local.def
System	usagi-i386
TargetName	USAGI kernel 2004/01/19 for ipv6ready
HostName	apltc01.yamato.ibm.com
Type	router

Test Sequence Execution Log

16:05:20	Start
	Initialization
16:05:20	Start Capturing Packets (Link0)
16:05:20	vSend(Link0,echo_request_link_local) Send Echo Request (Link-local address)
16:05:20	vRecv(Link0,echo_reply_link_local ns_local ns_local_sll) timeout:5 cntLimit:0 seektime:0 Receive Echo Reply (Link-local address)
16:05:20	vSend(Link0,echo_request_link_local) Send Echo Request (Link-local address)
16:05:20	vRecv(Link0,echo_reply_link_local ns_local ns_local_sll) timeout:5 cntLimit:0 seektime:0 Receive Echo Reply (Link-local address)
	TN created the entry of TN's link-local address to Neighbor cache of NUT. Begin check fragment reassembly
16:05:21	vSend(Link0,echo_request_1st_link_local) Send 1st Fragmented Echo Request (Link-local address)
16:05:21	vSend(Link0,echo_request_2nd_link_local) Send 2nd Fragmented Echo Request (Link-local address)
16:05:21	vRecv(Link0,echo_reply_link_local_1024 ns_local ns_local_sll ns_global ns_global_sll) timeout:5 cntLimit:0 seektime:0 Receive Echo Reply (Link-local address)
	OK End check Test
16:05:21	vSend(Link0,echo_request_1st) Send 1st Fragmented Echo Request (Link-local address)
16:05:21	vRecv(Link0,time_exceeded ns_local ns_local_sll ns_global ns_global_sll) timeout:65 cntLimit:0 seektime:0 Receive Neighbor Solicitation
16:05:25	vSend(Link0,na_local) Send Neighbor Advertisement
16:05:25	vRecv(Link0,time_exceeded ns_local ns_local_sll ns_global ns_global_sll) timeout:65 cntLimit:0 seektime:0 Receive Time Exceeded (fragment reassembly)
	TN can receive ICMPv6 Time Exceeded message from NUT OK
16:06:21	End

Packet Reverse Log

Send Echo Request (Link-local address) at 16:05:20

Frame_Ether                     (length:68)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:7:e9:3e:bb:7
| | SourceAddress                    = 0:0:0:0:1:0
| | Type                             = 34525
| Packet_IPv6                     (length:54)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 14
| | | NextHeader                       = 58
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::200:ff:fe00:100
| | | DestinationAddress               = fe80::207:e9ff:fe3e:bb07
| | ICMPv6_EchoRequest              (length:14)
| | | Type                             = 128
| | | Code                             = 0
| | | Checksum                         = 56167 calc(56167)
| | | Identifier                       = 0
| | | SequenceNumber                   = 0
| | | Payload                         (length:6)
| | | | data                             = ffffffff ffff

Recv at 16:05:20

Frame_Ether                     (length:68)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:0:0:0:1:0
| | SourceAddress                    = 0:7:e9:3e:bb:7
| | Type                             = 34525
| Packet_IPv6                     (length:54)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 14
| | | NextHeader                       = 58
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::207:e9ff:fe3e:bb07
| | | DestinationAddress               = fe80::200:ff:fe00:100
| | ICMPv6_EchoReply                (length:14)
| | | Type                             = 129
| | | Code                             = 0
| | | Checksum                         = 55911 calc(55911)
| | | Identifier                       = 0
| | | SequenceNumber                   = 0
| | | Payload                         (length:6)
| | | | data                             = ffffffff ffff
===echo_reply_link_local=================================

Send Echo Request (Link-local address) at 16:05:20

Frame_Ether                     (length:68)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:7:e9:3e:bb:7
| | SourceAddress                    = 0:0:0:0:1:0
| | Type                             = 34525
| Packet_IPv6                     (length:54)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 14
| | | NextHeader                       = 58
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::200:ff:fe00:100
| | | DestinationAddress               = fe80::207:e9ff:fe3e:bb07
| | ICMPv6_EchoRequest              (length:14)
| | | Type                             = 128
| | | Code                             = 0
| | | Checksum                         = 56167 calc(56167)
| | | Identifier                       = 0
| | | SequenceNumber                   = 0
| | | Payload                         (length:6)
| | | | data                             = ffffffff ffff

Recv at 16:05:20

Frame_Ether                     (length:68)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:0:0:0:1:0
| | SourceAddress                    = 0:7:e9:3e:bb:7
| | Type                             = 34525
| Packet_IPv6                     (length:54)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 14
| | | NextHeader                       = 58
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::207:e9ff:fe3e:bb07
| | | DestinationAddress               = fe80::200:ff:fe00:100
| | ICMPv6_EchoReply                (length:14)
| | | Type                             = 129
| | | Code                             = 0
| | | Checksum                         = 55911 calc(55911)
| | | Identifier                       = 0
| | | SequenceNumber                   = 0
| | | Payload                         (length:6)
| | | | data                             = ffffffff ffff
===echo_reply_link_local=================================

Send 1st Fragmented Echo Request (Link-local address) at 16:05:21

Frame_Ether                     (length:582)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:7:e9:3e:bb:7
| | SourceAddress                    = 0:0:0:0:1:0
| | Type                             = 34525
| Packet_IPv6                     (length:568)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 528
| | | NextHeader                       = 44
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::200:ff:fe00:100
| | | DestinationAddress               = fe80::207:e9ff:fe3e:bb07
| | Hdr_Fragment                    (length:8)
| | | NextHeader                       = 58
| | | Reserved1                        = 0
| | | FragmentOffset                   = 0
| | | Reserved2                        = 0
| | | MFlag                            = 1
| | | Identification                   = 431
| | Payload                         (length:520)
| | | data                             = 
  8000d2bb 01af0000  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101

Send 2nd Fragmented Echo Request (Link-local address) at 16:05:21

Frame_Ether                     (length:574)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:7:e9:3e:bb:7
| | SourceAddress                    = 0:0:0:0:1:0
| | Type                             = 34525
| Packet_IPv6                     (length:560)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 520
| | | NextHeader                       = 44
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::200:ff:fe00:100
| | | DestinationAddress               = fe80::207:e9ff:fe3e:bb07
| | Hdr_Fragment                    (length:8)
| | | NextHeader                       = 58
| | | Reserved1                        = 0
| | | FragmentOffset                   = 65
| | | Reserved2                        = 0
| | | MFlag                            = 0
| | | Identification                   = 431
| | Payload                         (length:512)
| | | data                             = 
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202

Recv at 16:05:21

Frame_Ether                     (length:1086)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:0:0:0:1:0
| | SourceAddress                    = 0:7:e9:3e:bb:7
| | Type                             = 34525
| Packet_IPv6                     (length:1072)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 1032
| | | NextHeader                       = 58
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::207:e9ff:fe3e:bb07
| | | DestinationAddress               = fe80::200:ff:fe00:100
| | ICMPv6_EchoReply                (length:1032)
| | | Type                             = 129
| | | Code                             = 0
| | | Checksum                         = 53691 calc(53691)
| | | Identifier                       = 431
| | | SequenceNumber                   = 0
| | | Payload                         (length:1024)
| | | | data                             = 
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  01010101 01010101  01010101 01010101  01010101 01010101  01010101 01010101
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
  02020202 02020202  02020202 02020202  02020202 02020202  02020202 02020202
===echo_reply_link_local_1024=================================

Send 1st Fragmented Echo Request (Link-local address) at 16:05:21

Frame_Ether                     (length:862)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:7:e9:3e:bb:7
| | SourceAddress                    = 0:0:0:0:1:0
| | Type                             = 34525
| Packet_IPv6                     (length:848)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 808
| | | NextHeader                       = 44
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::200:ff:fe00:100
| | | DestinationAddress               = fe80::207:e9ff:fe3e:bb07
| | Hdr_Fragment                    (length:8)
| | | NextHeader                       = 58
| | | Reserved1                        = 0
| | | FragmentOffset                   = 0
| | | Reserved2                        = 0
| | | MFlag                            = 1
| | | Identification                   = 4026532271
| | Payload                         (length:800)
| | | data                             = 
  8000d5c1 00000000  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff

Recv at 16:05:25

Frame_Ether                     (length:86)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:0:0:0:1:0
| | SourceAddress                    = 0:7:e9:3e:bb:7
| | Type                             = 34525
| Packet_IPv6                     (length:72)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 32
| | | NextHeader                       = 58
| | | HopLimit                         = 255
| | | SourceAddress                    = fe80::207:e9ff:fe3e:bb07
| | | DestinationAddress               = fe80::200:ff:fe00:100
| | ICMPv6_NS                       (length:32)
| | | Type                             = 135
| | | Code                             = 0
| | | Checksum                         = 11910 calc(11910)
| | | Reserved                         = 0
| | | TargetAddress                    = fe80::200:ff:fe00:100
| | | Opt_ICMPv6_SLL                  (length:8)
| | | | Type                             = 1
| | | | Length                           = 1
| | | | LinkLayerAddress                 = 0:7:e9:3e:bb:7
===time_exceeded=================================
ng meta Packet_IPv6.ICMPv6_TimeExceeded != Packet_IPv6.ICMPv6_NS
===ns_local=================================
ng count Packet_IPv6.ICMPv6_NS != Packet_IPv6.ICMPv6_NS
===ns_local_sll=================================

Send Neighbor Advertisement at 16:05:25

Frame_Ether                     (length:86)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:7:e9:3e:bb:7
| | SourceAddress                    = 0:0:0:0:1:0
| | Type                             = 34525
| Packet_IPv6                     (length:72)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 32
| | | NextHeader                       = 58
| | | HopLimit                         = 255
| | | SourceAddress                    = fe80::200:ff:fe00:100
| | | DestinationAddress               = fe80::207:e9ff:fe3e:bb07
| | ICMPv6_NA                       (length:32)
| | | Type                             = 136
| | | Code                             = 0
| | | Checksum                         = 61394 calc(61394)
| | | RFlag                            = 1
| | | SFlag                            = 1
| | | OFlag                            = 1
| | | Reserved                         = 0
| | | TargetAddress                    = fe80::200:ff:fe00:100
| | | Opt_ICMPv6_TLL                  (length:8)
| | | | Type                             = 2
| | | | Length                           = 1
| | | | LinkLayerAddress                 = 0:0:0:0:1:0

Recv at 16:06:21

Frame_Ether                     (length:910)
| Hdr_Ether                       (length:14)
| | DestinationAddress               = 0:0:0:0:1:0
| | SourceAddress                    = 0:7:e9:3e:bb:7
| | Type                             = 34525
| Packet_IPv6                     (length:896)
| | Hdr_IPv6                        (length:40)
| | | Version                          = 6
| | | TrafficClass                     = 0
| | | FlowLabel                        = 0
| | | PayloadLength                    = 856
| | | NextHeader                       = 58
| | | HopLimit                         = 64
| | | SourceAddress                    = fe80::207:e9ff:fe3e:bb07
| | | DestinationAddress               = fe80::200:ff:fe00:100
| | ICMPv6_TimeExceeded             (length:856)
| | | Type                             = 3
| | | Code                             = 1
| | | Checksum                         = 40945 calc(40945)
| | | Unused                           = 0
| | | Payload                         (length:848)
| | | | data                             = 
  60000000 03282c40  fe800000 00000000  020000ff fe000100  fe800000 00000000
  0207e9ff fe3ebb07  3a000001 f00001af  8000d5c1 00000000  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff  ffffffff ffffffff
  ffffffff ffffffff  ffffffff ffffffff
===time_exceeded=================================