https://datatracker.ietf.org/doc/html/draft-gonzalezdedios-pce-resv-res-context-state
draft-gonzalezdedios-pce-resv-res-context-state-00
PCEP Extensions for Temporary Reservation of Computed Path Resources and Support for Limited Context State in PCE (Internet-Draft, 2010)
draftpceresvcontextstate