Patent ID: 7573936

Claim:
An error detection/correction system for cable modems, comprising: a plurality of cable modems for detection; a cable modem termination system (CMTS) connected with said cable modems for access of an MAC address of each of said cable modems and controlling allocation of data flow from said cable modems; a sample comparison system having a database of comparable data, said sample comparison system being connected with said CMTS for access of data from said cable modems and for comparison between the data of said cable modems and the comparable data of said database to verify each of said cable modems functions well or not; wherein said sample comparison system comprises a computer, a dynamic host configuration protocol (DHCP) server, a trivial file transfer protocol (TFTP) server, and a hub connected with said CMTS, said computer, said DHCP server, and said TFTP server being connected respectively to said hub; and wherein said computer has a database, and sets up and saves into said database a default factory configuration for each of said cable modems; said computer controls said DHCP server to give an IP address to each of said cable modems; and said computer controls said CMTS and said TFTP server to upgrade firmware of each of said cable modems.