A node for use in a LiFi system to provide LiFi signals to at least one endpoint device , the node comprising: a visible light source for emitting modulated visible light and non-modulated visible light to provide illumination; and an infrared light source for emitting modulated infrared light; wherein the node is configured to: output a LiFi signal at a first one or more frequencies via the infrared light source for reception by said at least one endpoint device ; and wherein the node is configured to, in response to receiving input to provide illumination, when transmitting the LiFi signal via the infrared light source , turn on the visible light source to provide said illumination and automatically transfer an output of the LiFi signal from the infrared light source to the visible light source by: outputting the LiFi signal at said first one or more frequencies via the visible light source for reception by said at least one endpoint device ; outputting at least one of a first indication via the infrared light source and a second indication via the visible light source , wherein the first indication and the second indication indicate that output of the LiFi signal will be transferred to the visible light source ; and turning off the infrared light source . a visible light source for emitting modulated visible light and non-modulated visible light to provide illumination; and an infrared light source for emitting modulated infrared light; wherein the node is configured to: output a LiFi signal at a first one or more frequencies via the infrared light source for reception by said at least one endpoint device ; and wherein the node is configured to, in response to receiving input to provide illumination, when transmitting the LiFi signal via the infrared light source , turn on the visible light source to provide said illumination and automatically transfer an output of the LiFi signal from the infrared light source to the visible light source by: outputting the LiFi signal at said first one or more frequencies via the visible light source for reception by said at least one endpoint device ; outputting at least one of a first indication via the infrared light source and a second indication via the visible light source , wherein the first indication and the second indication indicate that output of the LiFi signal will be transferred to the visible light source ; and turning off the infrared light source . output a LiFi signal at a first one or more frequencies via the infrared light source for reception by said at least one endpoint device ; and wherein the node is configured to, in response to receiving input to provide illumination, when transmitting the LiFi signal via the infrared light source , turn on the visible light source to provide said illumination and automatically transfer an output of the LiFi signal from the infrared light source to the visible light source by: outputting the LiFi signal at said first one or more frequencies via the visible light source for reception by said at least one endpoint device ; outputting at least one of a first indication via the infrared light source and a second indication via the visible light source , wherein the first indication and the second indication indicate that output of the LiFi signal will be transferred to the visible light source ; and turning off the infrared light source . outputting the LiFi signal at said first one or more frequencies via the visible light source for reception by said at least one endpoint device ; outputting at least one of a first indication via the infrared light source and a second indication via the visible light source , wherein the first indication and the second indication indicate that output of the LiFi signal will be transferred to the visible light source ; and turning off the infrared light source . <EOS>