EP0479478B1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Communications network arranged to transport connection oriented and connectionless messages
Assignee: AT&T Inc
•
Filing: 1991-09-25
•
Granted: 2001-05-09
•
Expires: 2011-09-25
Abstract
No abstract record available.
Inventors
- 👤 Bruce E. Caram
- 👤 Ronald C. Roposh
- 👤 Harvey Rubin
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-23 03:56
CPC Classifications
H; H04; H04L; H04L69/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
166 words
A system (100) for providing data communications among a plurality
of data communications modules (110), CHARACTERIZED BY means (115, 120, 125), responsive to receipt of individual requests from
respective ones of said modules, for establishing respective connection-oriented paths
prior to actual use of such paths, said modules being assigned respective primary
addresses and individual ones of said modules also being assigned a common,
secondary address, means, responsive to one of said modules having transmitted a data
packet containing the primary address assigned to the one module, for activating the
respective one of the connection-oriented paths to transport the data packet to its
destination, and means (120, 125), responsive to another one of said modules having
transmitted a data packet containing said secondary address, for activating a predefined
connectionless path not associated with a prior request for a connection so that the data
packet containing the secondary address may be transported to said individual ones of
said modules, wherein each of said paths is a virtual connection.
Claim 2
Dependent Claim
15 words
A system as claimed in claim 1 wherein said system is a virtual packet
switch.
Claim 3
Dependent Claim
19 words
A system as claimed in claim 1 wherein the connectionless path is
partially defined by the common, secondary address.
Claim 4
Dependent Claim
28 words
A system as claimed in claim 1 wherein the data packet containing the
common, secondary address also includes the address of the intended recipient of the
data packet.
References Cited (Backward Citations)
No citation records indexed.
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