Patent ID: 6052383
Filing Date: 2000-04-18
Classification: H04L,H04Q

Abstract:
A LAN to ATM switchmodule comprising:memory means for storing information, said memory means including ATM port means, LAN port means and processor port means for each separately reading and writing the information in said memory means, said processor port means of said memory means includes PSP port means and MCPU (Management and Control Processor Unit) port means for each separately reading and writing the information in said memory means;ATM interface means for reading the information from said ATM port means and converting the information into ATM format, said ATM interface means also converting ATM format information and delivering the converted ATM format information to said ATM port means to be written to said memory means;LAN interface means for reading the information from said LAN port means and converting the information into LAN format, said LAN interface means also converting LAN format information and delivering the converted LAN format information to said LAN port means to be written to said memory means;processor means for reading the information in said memory means though said processor port means, determining processing needed for the information, modifying the information in said memory means according to the processing needed by writing to said memory means through said processor port, and controlling said ATM and LAN interface means according to the processing needed, said processor means includes packet switching processor (PSP) means for reading the information in the memory means through said PSP port means, determining a destination of said information and modifying a header portion of said information through said PSP port means, said processor means also including management and control processor means for reading the information in the memory means through said MCPU port means, determining proper configuration of the ATM and LAN, and writing information to said memory means through said MCPU port to configure the ATM and LAN.