Logical port management for a public branch exchange
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United States of America Patent
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-
Jun 2, 1998
Grant Date -
N/A
app pub date -
Mar 14, 1996
filing date -
Mar 14, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An office point is connected to a central office using a plurality of basic rate interface (BRI) lines. A physical layer of the office point provides connection to the BRI lines. A second layer uses a first table for accessing terminal endpoint identifiers (TEIs) using port numbers and logical link numbers. A third layer uses a second table for accessing logical terminal number using the port numbers and the logical link numbers. The third layer also uses a third table for using logical terminal numbers to access service profile identifiers.
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