A method of transmitting data to a receiving device by a transmitting device in a multi-link operation over a wireless network, wherein the transmitting device is a multi-link wireless station, in the following also referred to as STA, comprising a plurality of wireless STA instances and the receiving device is a multi-link wireless access point, in the following also referred to as AP, comprising a plurality of wireless AP instances, the method comprising: obtaining a transmission opportunity, in the following also referred to as TXOP, for transmitting an aggregate media access control, in the following also referred to as MAC, service data unit, in the following also referred to as A-MSDU, on a first wireless link at a first wireless station, in the following also referred to as STA, instance of the plurality of wireless STA instances of the transmitting device ; setting a source address , SA, field of an A-MSDU sub-frame header of an A-MSDU sub-frame included in the A-MSDU according to a virtual MAC address of an logical link control, in the following also referred to as LLC, sublayer interface of the transmitting device ; setting a destination address, DA, field of the A-MSDU sub-frame header of the A-MSDU sub-frame included in the A-MSDU according to a virtual MAC address of an LLC sublayer interface of the receiving device for delivering the A-MSDU to an LLC sublayer of the receiving device ; and transmitting the A-MSDU to the receiving device over the first wireless link , wherein each wireless STA instance of the plurality of wireless STA instances and each wireless AP instance of the plurality of wireless AP instances is associated with a respective MAC address, and wherein the virtual MAC address of the LLC sublayer interface of the transmitting device corresponds to a MAC address of a wireless STA instance of the plurality of wireless STA instances, and the virtual MAC address of the LLC sublayer of the receiving device corresponds to a MAC address of a wireless AP instance of the plurality of wireless AP instances of the receiving device. obtaining a transmission opportunity, in the following also referred to as TXOP, for transmitting an aggregate media access control, in the following also referred to as MAC, service data unit, in the following also referred to as A-MSDU, on a first wireless link at a first wireless station, in the following also referred to as STA, instance of the plurality of wireless STA instances of the transmitting device ; setting a source address , SA, field of an A-MSDU sub-frame header of an A-MSDU sub-frame included in the A-MSDU according to a virtual MAC address of an logical link control, in the following also referred to as LLC, sublayer interface of the transmitting device ; setting a destination address, DA, field of the A-MSDU sub-frame header of the A-MSDU sub-frame included in the A-MSDU according to a virtual MAC address of an LLC sublayer interface of the receiving device for delivering the A-MSDU to an LLC sublayer of the receiving device ; and transmitting the A-MSDU to the receiving device over the first wireless link , wherein each wireless STA instance of the plurality of wireless STA instances and each wireless AP instance of the plurality of wireless AP instances is associated with a respective MAC address, and wherein the virtual MAC address of the LLC sublayer interface of the transmitting device corresponds to a MAC address of a wireless STA instance of the plurality of wireless STA instances, and the virtual MAC address of the LLC sublayer of the receiving device corresponds to a MAC address of a wireless AP instance of the plurality of wireless AP instances of the receiving device. <EOS>