@misc{rfc2923, series = {Request for Comments}, number = 2923, howpublished = {RFC 2923}, publisher = {RFC Editor}, doi = {10.17487/RFC2923}, url = {https://www.rfc-editor.org/info/rfc2923}, author = {Kevin Lahey}, title = {{TCP Problems with Path MTU Discovery}}, pagetotal = 15, year = 2000, month = sep, abstract = {This memo catalogs several known Transmission Control Protocol (TCP) implementation problems dealing with Path Maximum Transmission Unit Discovery (PMTUD), including the long-standing black hole problem, stretch acknowlegements (ACKs) due to confusion between Maximum Segment Size (MSS) and segment size, and MSS advertisement based on PMTU. This memo provides information for the Internet community.}, }