https://mailarchive.ietf.org/arch/browse/pwe3/?index=4wWDZFju-rO12-Abmq6YFpHQ9W0
pwe3
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https://datatracker.ietf.org/doc/html/draft-ietf-pwe3-tdm-requirements-00
draft-ietf-pwe3-tdm-requirements-00
Requirements for Edge-to-Edge Emulation of Time Division Multiplexed (TDM) Circuits over Packet Switching Networks (Internet-Draft, 2003)
draftietftdmrequirements
https://www.rfc-editor.org/rfc/rfc3985
RFC 3985: Pseudo Wire Emulation Edge-to-Edge (PWE3) Architecture
rfcpseudowireemulationedge