Fragment Header (IPv6 extension header)

Fragment Header (IPv6 extension header) definition in Computer Security terms:

Acronym(s): None

Definition(s): This header is used by an IPv6 source to send a packet larger than the Path Maximum Transmission Unit (PMTU) to its destination. Each fragment of a packet must have the same identification value as well as identical source and destination addresses. Fragmentation in IPv6 is performed only by source nodes, not by routers along a packet