Revised CCITT Recommendation X.25 1980.
Harold C. Folts · Defense Technical Information Center (DTIC) · 1980
This report contains the final draft of CCITT Recommendation X.25 as approved February 1980. X.25 defines the interface procedures for connection of user terminals to Public Packet-Switched Data Networks. The report also provides the background and a summary of the revisions made for this new version of X.25. (Author)