The X.25 protocol and seven other key CCITT recommendations, X.1, X.2, X.3, X.21, X.21 bis, X.28, and X.29.
Publisher: Lifetime Learning Publications
Published: 1984
Place of publication: Belmont, Calif
Language: eng
Number of pages: 183
Subjects: Computer network protocols.; Data transmission systems -- Standards.
Notes: Includes bibliographical references.
"Reprinted in a complete and unabridged form as they appear in Fascicle VIII.2 of the Yellow book of the Consultative Committee for International Telegraph and Telephone, 1981 edition, by permission of the International Telecommunication Union."