X.225 : Information technology – Open Systems Interconnection – Connection-oriented Session protocol: Protocol specification

X.225 : Information technology – Open Systems Interconnection – Connection-oriented Session protocol: Protocol specification

Recommendation X.225

In force components
Number	Title	Status
X.225 (11/95)	Information technology – Open Systems Interconnection – Connection-oriented Session protocol: Protocol specification	In force
X.225 (1995) Amendment 1 (08/97)	Efficiency enhancements	In force
X.225 (1995) Amendment 2 (12/97)	Nested connections functional unit	In force
X.225 (1995) Technical Cor. 1 (03/00)		In force

Superseded and Withdrawn components
Number	Title	Status
X.225 (11/88)	Session protocol specification for Open Systems Interconnection for CCITT applications	Superseded
X.225 Addendum 1 (11/95)	Protocol specification for Session Layer efficiency enhancements ITU-T addendum - content applied in 1997 Amendment	Superseded