Patent ID: 6374375
Filing Date: 2002-04-16
Classification: H04L

Abstract:
A method for use with modems having start-up modes and data modes consistent with ITU-T Recommendation V.34, A Modem Operating At Data Signaling Rates Up To 28800 Bit/S For Use On The General Switched Telephone Network And On Leased Point-To-Point 2-Wire Telephone-Type Circuits (V.34 Specification), said method comprising:transmitting data over the network by a first modem in data mode, the data including a test signal; receiving the test signal from the network by a second modem in data mode; comparing the test signal received by the second modem in data mode to a standard test signal; and selectively initiating retraining as determined by the comparison of the test signal received by the second modem in data mode.