Loa Andersson, Tove Madsen. Provider Provisioned Virtual Private Network (VPN) Terminology. RFC, 4026:1-20, March 2005. [doi]
@article{rfc4026, title = {Provider Provisioned Virtual Private Network (VPN) Terminology}, author = {Loa Andersson and Tove Madsen}, year = {2005}, month = {March}, doi = {10.17487/RFC4026}, url = {https://doi.org/10.17487/RFC4026}, researchr = {https://researchr.org/publication/rfc4026}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {4026}, pages = {1-20}, }