HH_Type01 - check Hop-by-Hop Options Header (Type 01)
Host and Router
HH_Type01.seq [-tooloption ...] -pkt HH_Type01.def -tooloption : v6eval tool option See also HH.def
1. Ping to Target (for checking Target is alive)
Tester Target | | |-------------------------->| | Echo Request | | | | | | (<----------------------) | | No Packet | | | | | v v
1. Send Echo Request 2. No packet from Target
Echo Request Data is:
IPv6 Header Version = 6 Traffic Class = 0 FlowLabel = 0 PayloadLength = 16 NextHeader = 0 (Hop-by-Hop Options Header) HopLimit = 64 SourceAddress = Tester Link Local Address DestinationAddress = Target Link Local Address
Hop-by-Hop Options Header NextHeader = 58 (ICMP) HeaderExtLength = 0 OptionType = 0x42 (Unrecognized Option, Type 01) OptDataLength = 4 (for 8 octets alignment) data = {0,0,0,0}
ICMP Echo Request Type = 128 (Echo Request) Code = 0 Checksum = (auto) Identifier = 0xffff SequenceNumber = 1 PayloadData = {1,2,3,4,5,6,7,8}
PASS: No packets from Target Sent packet is discarded
perldoc V6evalTool