Patent ID: 7286534

Claim:
A data and telecommunications switch, comprising: one or more input ports for receiving data from one or more input devices; a router adapted to route said data to one or more output devices, said router including a router table, the router table implemented as a DRAM and SRAM lookup table; and a switch control unit for conducting a search of said SRAM and DRAM lookup table when said data are received, wherein conducting a search of said SRAM and DRAM lookup table includes searching an SRAM portion of said SRAM and DRAM lookup table for routing information, wherein if routing information is found in the SRAM portion, no search is performed in an DRAM portion of said SRAM and DRAM lookup table, and wherein if no routing information is found in the SRAM portion, searching only the DRAM portion of said SRAM and DRAM lookup table.