session
temporary context for interactive information interchange
login session
period of activity between a user logging in and logging out of a (multi-user) system
poster session
poster presentation, at a congress or conference with an academic or professional focus, is the presentation of research information in the form of a paper poster that conference participants may view
virtual circuit
means of transporting data over a packet-switched network so as to emulate a dedicated physical link between nodes
Null session
anonymous connection to an inter-process communication network service