| CPC H04L 63/0281 (2013.01) [G06F 7/58 (2013.01); G06F 21/602 (2013.01); G06F 21/78 (2013.01); G06F 21/80 (2013.01); G06F 21/85 (2013.01); H04L 51/046 (2013.01); H04L 63/18 (2013.01); H04L 67/63 (2022.05); H04L 63/0428 (2013.01)] | 31 Claims |

|
1. A device comprising:
a Local Area Network (LAN) connector for connecting to a LAN cable that carries a first Direct Current (DC) power signal and a first serial digital data signal that comprises first multiple address words;
an Ethernet interface that is substantially compliant to IEEE 802.3 standard and that is coupled to the LAN connector for receiving or transmitting the first serial digital data over the LAN cable;
a Universal Serial Bus (USB) connector for connecting to a USB cable that carries a second DC power signal and a second serial digital data signal that comprises second multiple address words that are distinct from the first multiple address words;
a USB interface that is coupled to the USB connector for receiving or transmitting the second serial digital data over the USB cable;
a scrambler, coupled between the LAN and USB interfaces, configured to convert, according to a programmable converting scheme, using a one-to-one mapping, between the first multiple address words and the second multiple address words; and
a single enclosure housing the LAN and USB connectors, the LAN and USB interfaces, and the scrambler,
wherein the device is powered only by the first DC power signal from the LAN cable received from the LAN connector.
|