https://app.knowbase.one/vault/rfc/docid/5287
RFC4842: Synchronous Optical Network/Synchronous Digital Hierarchy (SONET/SDH) Circuit Emulation over Packet (CEP)
Network Working Group A. Malis Request for Comments: 4842 Verizon Communications Category: Standards Track P. Pate Overture Networks ...
https://app.knowbase.one/vault/rfc/docid/5548
RFC5086: Structure-Aware Time Division Multiplexed (TDM) Circuit Emulation Service over Packet Switched Network (CESoPSN)
Network Working Group A. Vainshtein, Ed. Request for Comments: 5086 I. Sasson Category: Informational Axerra Networks E. Metz ...