FH_Big65536.seq - check Fragment Reassembly (Payload Size = 65536)
Host and Router
FH_Big65536.seq [-tooloption ...] -pkt FH_Big65536.def
-tooloption : v6eval tool option
See also FH_BigPayload.def
1. Ping to Target (create Neighbor Cache Entries, if not exist)
2. Override Neighbor Cache Entries
Tester Target
| |
|-------------------------->|
| Echo Request | * Last Fragment Only
| |
| |
|<--------------------------|
| ICMP Error |
| |
| |
v v
1. Send Echo Request (last fragment only)
2. Receive ICMP Error
PASS: ICMP Error Received.
IPv6 Header
Version = 6
Traffic Class = 0
FlowLabel = 0
PayloadLength = 16
NextHeader = 58 (ICMP)
SourceAddress = Target Link Local Address
Destination Address = Tester Link Local Address
ICMP Error
Type = 4 (Parameter Problem)
Code = 2 (erroneous header field encountered)
Checksum = (auto)
Pointer = 42 (Offset to Fragment Offset field)
PayloadData = (Echo Request)
perldoc V6evalTool