Method and network device for multi-path communication

A communication system, comprising:

• a first network device adapted for multi-path communication via at least two network interfaces;
• and
• a second network device adapted for multi-path communication;
• wherein the first network device is configured for:
• establishing a quick user datagram protocol internet connection tunnel to the second network device;
• and
• transmitting data packets to the second network device via the quick user datagram protocol internet connection tunnel, wherein each data packet of the data packets is generated by a respective communication service of at least one communication service on the basis of a communication protocol which is selected depending on the respective communication service, wherein the data packets are encapsulated within quick user datagram protocol internet connection packets, wherein, in a quick user datagram protocol internet connection packet of the quick user datagram protocol internet connection packets, data packets originating from different communication services are encapsulated, wherein the quick user datagram protocol internet connection packets with the data packets encapsulated therein are transmitted via multiple paths using a multi-path QUIC (MP-QUIC) protocol, and wherein the multiple paths are used simultaneously;
• wherein the second network device is configured for:
• extracting the data packets from the quick user datagram protocol internet connection packets;
• and
• forwarding the extracted data packets to a respective destination.

One or more non-transitory computer-readable mediums having processor-executable instructions stored thereon for transmitting data packets of at least one communication service from a first network entity to at least one destination network entity, wherein the processor-executable instructions, when executed, facilitate:

• establishing a quick user datagram protocol internet connection tunnel between the first network entity and a second network entity;
• transmitting the data packets from the first network entity to the second network entity via the quick user datagram protocol internet connection tunnel, wherein each data packet of the data packets is generated by a respective communication service of the at least one communication service on the basis of a communication protocol which is selected depending on the respective communication service, wherein the data packets are encapsulated within a quick user datagram protocol internet connection packets, wherein, in a quick user datagram protocol internet connection packet of the quick user datagram protocol internet connection packets, data packets originating from different communication services are encapsulated, wherein the quick user datagram protocol internet connection packets with the data packets encapsulated therein are transmitted from the first network entity to the second network entity via multiple paths using a multi-path QUIC (MP-QUIC) protocol, and wherein the multiple paths are used simultaneously;
• extracting the data packets from the quick user datagram protocol internet connection packets in the second network entity;
• and
• forwarding the extracted data packets from the second network entity to a respective destination network entity.

A method for transmitting data packets of at least one communication service from a first network entity to at least one destination network entity, the method comprising:

• establishing a quick user datagram protocol internet connection tunnel between the first network entity and a second network entity;
• transmitting the data packets from the first network entity to the second network entity via the quick user datagram protocol internet connection tunnel, wherein each data packet of the data packets is generated by a respective communication service of the at least one communication service on the basis of a communication protocol which is selected depending on the respective communication service, wherein the data packets are encapsulated within quick user datagram protocol internet connection packets, wherein the quick user datagram protocol internet connection packets with the data packets encapsulated therein are transmitted from the first network entity to the second network entity via multiple paths using a multi-path QUIC (MP-QUIC) protocol, and wherein the multiple paths are used simultaneously;
• extracting the data packets from the received quick user datagram protocol internet connection packets in the second network entity;
• and
• forwarding the extracted data packets from the second network entity to a respective destination network entity;
• wherein information is transmitted from the first network entity to the second network entity indicating non-reliable transmission within the quick user datagram protocol internet connection tunnel, and wherein the quick user datagram protocol internet connection packets are transmitted non-reliably;
• wherein at least one of the data packets or the quick user datagram protocol internet connection packets comprise ordering information, and wherein forwarding the extracted data packets from the second network entity to the respective destination network entity is performed in an order depending on the ordering information;
• and
• wherein for forwarding, the received data packets are queued in a reorder queue in the second network entity, wherein the data packets in the reorder queue are reordered according to a pre-defined reorder criterion, and wherein data packets which are lost in the transmission from the first network entity to the second network entity via the tunnel are skipped in the reordering.

A communication system, comprising:

• a first network device adapted for multi-path communication via at least two network interfaces;
• and
• a second network device adapted for multi-path communication;
• wherein the first network device is configured for:
• establishing a quick user datagram protocol internet connection tunnel to the second network device;
• and
• transmitting data packets to the second network device via the quick user datagram protocol internet connection tunnel, wherein each data packet of the data packets is generated by a respective communication service of at least one communication service on the basis of a communication protocol which is selected depending on the respective communication service, wherein the data packets are encapsulated within quick user datagram protocol internet connection packets, wherein the plurality of quick user datagram protocol internet connection packets with the data packets encapsulated therein are transmitted via multiple paths using a multi-path QUIC (MP-QUIC) protocol, and wherein the multiple paths are used simultaneously;
• wherein the second network device is configured for:
• extracting the data packets from the quick user datagram protocol internet connection packets;
• and
• forwarding the extracted data packets to a respective destination;
• wherein the first network entity is further configured for transmitting information to the second network entity indicating non-reliable transmission within the quick user datagram protocol internet connection tunnel, and for transmitting the quick user datagram protocol internet connection packets non-reliably;
• wherein at least one of the data packets or the quick user datagram protocol internet connection packets comprise ordering information, and wherein forwarding the extracted data packets from the second network entity to the respective destination network entity is performed in an order depending on the ordering information;
• and
• wherein for forwarding, the received data packets are queued in a reorder queue in the second network entity, wherein the data packets in the reorder queue are reordered according to a pre-defined reorder criterion, and wherein data packets which are lost in the transmission from the first network entity to the second network entity via the tunnel are skipped in the reordering.

One or more non-transitory computer-readable mediums having processor-executable instructions stored thereon for transmitting data packets of at least one communication service from a first network entity to at least one destination network entity, wherein the processor-executable instructions, when executed, facilitate:

• establishing a quick user datagram protocol internet connection tunnel between the first network entity and a second network entity;
• transmitting the data packets from the first network entity to the second network entity via the quick user datagram protocol internet connection tunnel, wherein each data packet of the data packets is generated by a respective communication service of the at least one communication service on the basis of a communication protocol which is selected depending on the respective communication service, wherein the data packets are encapsulated within quick user datagram protocol internet connection packets, wherein the quick user datagram protocol internet connection packets with the data packets encapsulated therein are transmitted from the first network entity to the second network entity via multiple paths using a multi-path QUIC (MP-QUIC) protocol, and wherein the multiple paths are used simultaneously;
• extracting the data packets from the quick user datagram protocol internet connection packets in the second network entity;
• and
• forwarding the extracted data packets from the second network entity to a respective destination network entity;
• wherein the processor-executable instructions, when executed, further facilitate:
• transmitting information from the first network entity to the second network entity indicating non-reliable transmission within the quick user datagram protocol internet connection tunnel, and transmitting the quick user datagram protocol internet connection packets non-reliably;
• wherein at least one of the data packets or the quick user datagram protocol internet connection packets comprise ordering information, and wherein forwarding the extracted data packets from the second network entity to the respective destination network entity is performed in an order depending on the ordering information;
• and
• wherein for forwarding, the received data packets are queued in a reorder queue in the second network entity, wherein the data packets in the reorder queue are reordered according to a pre-defined reorder criterion, and wherein data packets which are lost in the transmission from the first network entity to the second network entity via the tunnel are skipped in the reordering.