Luca Martini, Eric C. Rosen, Giles Heron, Andrew G. Malis. Encapsulation Methods for Transport of PPP/High-Level Data Link Control (HDLC) over MPLS Networks. RFC, 4618:1-16, September 2006. [doi]
@article{rfc4618, title = {Encapsulation Methods for Transport of PPP/High-Level Data Link Control (HDLC) over MPLS Networks}, author = {Luca Martini and Eric C. Rosen and Giles Heron and Andrew G. Malis}, year = {2006}, month = {September}, doi = {10.17487/RFC4618}, url = {https://doi.org/10.17487/RFC4618}, researchr = {https://researchr.org/publication/rfc4618}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {4618}, pages = {1-16}, }