Abstract: In one embodiment, a method includes transmitting data on two wire pairs carrying pulse power, wherein the pulse power comprises a plurality of voltage pulses with the voltage pulses on the wire pairs offset between the wire pairs to provide continuous power and identifying transitions between at least one of a pulse-on time and a pulse-off time, and a pulse-off time and a pulse-on time on at least one of the wire pairs. Data transmission on the wire pair is controlled during the identified transitions on the wire pair to prevent interference between the pulse power and the data.

Abstract: In one embodiment, an apparatus includes a cable for transmitting power and data from power sourcing equipment to a powered device in a Power over Ethernet (PoE) system, and plugs at each end of the cable, at least one of the plugs comprising at least one resistor, wherein power capacity of the cable is identified at the power sourcing equipment receiving one of the plugs based on the at least one resistor.

Abstract: In one embodiment, a method includes grouping a plurality of ports at power sourcing equipment in a Power over Ethernet (PoE) system, the ports receiving power from at least one power supply, and transmitting power from the group of ports at the power sourcing equipment to a plurality of ports at a power interface module. The power transmitted at each of the ports is at least 100 watts and the power interface module is operable to combine the power received at the ports and provide an AC outlet. An apparatus and system are also disclosed herein.

Abstract: In one embodiment, a method includes receiving power at an optical transceiver module at a remote network device on a cable delivering power and data from a central network device, operating the remote network device in a low voltage startup mode during fault sensing at the remote network device, transmitting on the cable, a data signal to the central network device, the data signal indicating an operating status based on the fault sensing, and receiving high voltage power from the central network device on the cable at the remote network device upon transmitting an indication of a safe operating status at the remote network device, wherein the remote network device is powered by the high voltage power. An apparatus is also disclosed herein.

Abstract: In one embodiment, a method includes transmitting data on two wire pairs carrying pulse power, wherein the pulse power comprises a plurality of voltage pulses with the voltage pulses on the wire pairs offset between the wire pairs to provide continuous power and identifying transitions between at least one of a pulse-on time and a pulse-off time, and a pulse-off time and a pulse-on time on at least one of the wire pairs. Data transmission on the wire pair is controlled during the identified transitions on the wire pair to prevent interference between the pulse power and the data.

Abstract: In one embodiment, an apparatus includes an interface for transmitting pulse power and data to a powered device over a wire pair and a controller for receiving input identifying power transitions in the pulse power and suspending data transmission during the power transitions. A method is also disclosed herein.

Abstract: In one embodiment, an apparatus includes a port for receiving a plug connected to one end of a cable with another plug connected to an opposite end of the cable for use in a Power over Ethernet system delivering power at a level exceeding 100 watts, an online removal button on a face of the port for use in indicating an intent to remove the plug from the port, and an online removal module for detecting activation of the online removal button and reducing power on the cable to at least 90 watts to prevent damage during removal of the cable.

Abstract: In one embodiment, an apparatus includes a cable for transmitting power at a level exceeding 100 watts and data from power sourcing equipment to a powered device, and plugs at each end of the cable, each of the plugs comprising at least one resistor. Power capacity of the cable is identified at a port receiving one of the plugs based on the resistors.

Abstract: In one embodiment, an apparatus includes a connector for coupling a cable comprising at least one optical fiber and at least one electrical wire to an optical module at a network communications device, the connector comprising an electrical contact plate for engagement with an electrical contact on the optical module, and a ferrule for receiving the at least one optical fiber. The electrical contact plate is configured for electrically coupling the at least one electrical wire to the electrical contact on the optical module for delivery of power through the optical module.

Abstract: In one embodiment, a method generally comprises monitoring real-time electrical data for Power Sourcing Equipment (PSE) transmitting power over a cable to a Powered Device (PD), and identifying changes in the real-time electrical data indicating strain on one or more wires in the cable due to stretching in the one or more wires.

Abstract: In one embodiment, a method includes receiving power delivered over a data fiber cable at an optical transceiver installed at a network communications device and transmitting data and the power from the optical transceiver to the network communications device. The network communications device is powered by the power received from the optical transceiver. An apparatus is also disclosed herein.

Abstract: In one embodiment, a method includes receiving power delivered over a data fiber cable at an optical transceiver installed at a network communications device and transmitting data and the power from the optical transceiver to the network communications device. The network communications device is powered by the power received from the optical transceiver. An apparatus is also disclosed herein.

Abstract: In one embodiment, as apparatus includes a cable identifier for attachment to a plug and cable assembly operable to deliver Power over Ethernet (PoE) at a power greater than 90 watts, the plug and cable assembly receivable in a receptacle delivering the PoE. The cable identifier is configured for mating with the receptacle and includes an electrical identifier for use in identifying a power rating of the cable when the plug and cable assembly is inserted into the receptacle. A method and network device are also disclosed herein.

Abstract: In one embodiment, a method includes receiving power at an optical transceiver module at a remote network device on a cable delivering power and data from a central network device, operating the remote network device in a low voltage startup mode during fault sensing at the remote network device, transmitting on the cable, a data signal to the central network device, the data signal indicating an operating status based on the fault sensing, and receiving high voltage power from the central network device on the cable at the remote network device upon transmitting an indication of a safe operating status at the remote network device, wherein the remote network device is powered by the high voltage power. An apparatus is also disclosed herein.

Abstract: In one embodiment, a method includes transmitting Power over Ethernet (PoE) in a PoE distribution system at a power greater than 100 watts, the distribution system comprising at least two pairs of wires, monitoring a thermal condition in the distribution system, periodically checking each of the wires for a fault, and checking for an electrical imbalance at the wires. An apparatus is also disclosed herein.

Abstract: In one embodiment, an apparatus includes a port for receiving a plug connected to one end of a cable with another plug connected to an opposite end of the cable for use in a Power over Ethernet system delivering power at a level exceeding 100 watts, an online removal button on a face of the port for use in indicating an intent to remove the plug from the port, and an online removal module for detecting activation of the online removal button and reducing power on the cable to at least 90 watts to prevent damage during removal of the cable.

Abstract: In one embodiment, a method includes grouping a plurality of ports at power sourcing equipment in a Power over Ethernet (PoE) system, the ports receiving power from at least one power supply, and transmitting power from the group of ports at the power sourcing equipment to a plurality of ports at a power interface module. The power transmitted at each of the ports is at least 100 watts and the power interface module is operable to combine the power received at the ports and provide an AC outlet. An apparatus and system are also disclosed herein.

Abstract: In one embodiment, an apparatus includes a cable for transmitting power at a level exceeding 100 watts and data from power sourcing equipment to a powered device, and plugs at each end of the cable, each of the plugs comprising at least one resistor. Power capacity of the cable is identified at a port receiving one of the plugs based on the resistors.

Abstract: In one embodiment, a method includes identifying insertion of a plug at a port of power sourcing equipment for delivery of Power over Ethernet, the plug connected to one end of a cable with another plug connected to an opposite end of the cable, checking for resistors at each of the plugs, determining a power rating of the cable based on the resistors located at the plugs, and powering the port to a power level based on the power rating. An apparatus is also disclosed herein.

Abstract: In one embodiment, a method includes receiving power delivered over a data fiber cable at an optical transceiver installed at a network communications device and transmitting data and the power from the optical transceiver to the network communications device. The network communications device is powered by the power received from the optical transceiver. An apparatus is also disclosed herein.