Patent ID: 6967960
Filing Date: 2005-11-22
Classification: H04N

Abstract:
1. A method comprising: receiving a first signal from a local device; converting the first signal to a first network port packet data signal to emulate a local data signal port on a network data signal port with respect to the local device; transmitting the first network port packet data signal to a first remote device over a network connection; receiving a second network port packet data signal from the first remote device over the network connection, the second network port packet data signal including a busy signal indicating the first remote device is busy and an address of a second remote device on the network connection, the first remote device to service the second remote device; converting the second network port packet data signal to a second signal to emulate the local data signal port with respect to the local device; transmitting the second signal to the local device; transmitting a third network port packet data signal to the second remote device to request status information of the first remote device; and receiving a fourth network port packet data signal from the second remote device including status information of the first remote device.