A method for determining characteristics of a data communication channel between first and second data communication devices. The method includes the step of sending a relatively low power digital probe signal over said channel from said first to said second data communication devices. T
A method of processing incoming digital telephone calls from remotely located call originators which are destined for receipt by a host computer system. The host computer system is linked to the telephone network by a network access server. The call originators may be any type of data
A method of processing incoming digital telephone calls from remotely located call originators which are destined for receipt by a host computer system. The host computer system is linked to the telephone network by a network access server. The call originators may be any type of data