Network communication method, device, and internet system

A network communication method, wherein the method is applied to multi-layer network communication on a multi-layer network, wherein the multi-layer network includes a first network layer and a second network layer, wherein the first network layer includes a first primary node to which a non-primary node that initiates communication belongs, and a second primary node to which a non-primary node that receives communication belongs, wherein the non-primary node that initiates communication and the non-primary node that receives communication are located in different domains, and wherein the method comprises:

• receiving, by the second primary node, first information from a second node of the second network layer that has a mapping relationship with the second primary node, wherein the first information comprises first communication information and first label information that are sent, via a first communication path and by the non-primary node that initiates communication, to the non-primary node that receives communication, wherein the non-primary node that receives communication is in the domain to which the second primary node belongs, and wherein the first label information indicates the first communication path, wherein the first communication path is at the second network layer and is from a first node of the second network layer that receives the first communication information to the second node of the second network layer that has the mapping relationship with the second primary node;
• removing, by the second primary node, the first label information from the first information;
• and
• sending the first information obtained after the removing processing to the non-primary node that receives communication.

A network communication method, wherein the method is applied to multi-layer network communication on a multi-layer network, wherein the multi-layer network includes a first network layer and a second network layer, wherein the first network layer includes a first primary node to which a non-primary node that initiates communication belongs, and a second primary node to which a non-primary node that receives communication belongs, wherein the non-primary node that initiates communication and the non-primary node that receives communication are located in different domains, and wherein the method comprises:

• receiving, by a first node of the second network layer, first information from the first primary node of the first network layer, wherein the first information comprises first communication information and first label information that are sent, via a first communication path and by the non-primary node that initiates communication, to the non-primary node that receives communication, wherein the non-primary node that initiates communication is in a domain to which the first primary node belongs, and wherein the first label information indicates the first communication path, wherein the first communication path is at the second network layer and is from the first node of the second network layer that receives the first communication information to a second node of the second network layer that has a mapping relationship with the second primary node;
• and
• sending, by the first node of the second network layer, according to the first label information and using the first communication path at the second network layer, the first information to the second primary node to which the non-primary node that receives communication belongs.

A node device, wherein the node device is applied to multi-layer network communication on a multi-layer network, wherein the multi-layer network includes a first network layer and a second network layer, wherein the first network layer includes a first primary node to which a non-primary node that initiates communication belongs, and a second primary node to which a non-primary node that receives communication belongs, wherein the non-primary node that initiates communication and the non-primary node that receives communication are located in different domains, and wherein the node device comprises:

• a receiver configured to receive first communication information sent, via a first communication path and by the non-primary node that initiates communication, to the non-primary node that receives communication, wherein the non-primary node that initiates communication is in a domain to which the receiver belongs;
• a processor coupled to the receiver and configured to determine first label information, wherein the first label information indicates the first communication path, wherein the first communication path is at the second network layer and is from a first node of the second network layer that receives the first communication information to a second node of the second network layer that has a mapping relationship with the second primary node to which the non-primary node that receives communication belongs;
• and
• a transmitter coupled to the processor and configured to send first information to the first node of the second network layer to cause the first node of the second network layer to send the first information to the second primary node via the second node of the second network layer according to the first label information using the first communication path at the second network layer, wherein the first information comprises the first communication information and the first label information.

A node device, wherein the node device is applied to multi-layer network communication on a multi-layer network, wherein the multi-layer network includes a first network layer and a second network layer, wherein the first network layer includes a first primary node to which a non-primary node that initiates communication belongs, and a second primary node to which a non-primary node that receives communication belongs, wherein the non-primary node that initiates communication and the non-primary node that receives communication are located in different domains, and wherein the node device comprises:

• a receiver configured to receive first information from a second node of the second network layer, wherein the first information comprises first communication information and first label information that are sent, via a first communication path and by the non-primary node that initiates communication, to the non-primary node that receives communication, wherein the non-primary node that receives communication is in the domain to which the receiver belongs, and wherein the first label information indicates the first communication path, wherein the first communication path is at the second network layer and is from a first node of the second network layer that receives the first communication information to the second node of the second network layer that has a mapping relationship with the node device;
• a processor coupled to the receiver and configured to remove the first label information from the first information;
• and
• a transmitter coupled to the processor and configured to send the first information obtained after the processor performs removing processing to the non-primary node that receives communication.

A node device, wherein the node device is applied to multi-layer network communication on a multi-layer network, wherein the multi-layer network includes a first network layer and a second network layer, wherein the first network layer includes a first primary node to which a non-primary node that initiates communication belongs, and a second primary node to which a non-primary node that receives communication belongs, wherein the non-primary node that initiates communication and the non-primary node that receives communication are located in different domains, and wherein the node device comprises:

• a receiver configured to receive first information from the first primary node at the first network layer, wherein the first information comprises first communication information and first label information that are sent, via a first communication path and by the non-primary node that initiates communication, to the non-primary node that receives communication, wherein the non-primary node that initiates communication is in a domain to which the first primary node belongs, and wherein the first label information indicates the first communication path, wherein the first communication path is at the second network layer and is from a first node of the second network layer that receives the first communication information to a second node of the second network layer that has a mapping relationship with the second primary node;
• and
• a transmitter coupled to the receiver and configured to send, according to the first label information using the first communication path corresponding to the first label information, the first information to the second primary node to which the non-primary node that receives communication belongs.

An Internet system, comprising:

• a first network layer divided into at least one domain according to a range of exchanging or routing communication information;
• and
• a second network layer comprising at least one node;
• wherein each domain comprises a non-primary node and at least one primary node configured to control data exchange or data routing in the domain,
• wherein each primary node controls a non-primary node in a domain to which the primary node belongs to perform inter-domain or intra-domain communication,
• wherein a primary node of the first network layer comprises a first primary node to which a non-primary node that initiates communication belongs and a second primary node to which a non-primary node that receives communication belongs,
• wherein the first primary node is configured to:
• receive first communication information sent, via a first communication path and by the non-primary node that initiates communication, to the non-primary node that receives communication, wherein the non-primary node that initiates communication is in a domain to which the first primary node belongs, and the non-primary node that receives communication is in a different domain at the first network layer;
• determine first label information, wherein the first label information indicates the first communication path, wherein the first communication path is at the second network layer and is from a first node of the second network layer that receives the first communication information to a second node of the second network layer that has a mapping relationship with the second primary node to which the non-primary node that receives communication belongs;
• and
• send first information to the first node of the second network layer, wherein the first information comprises the first communication information and the first label information,
• wherein the first node of the second network layer is configured to:
• receive the first information sent by the first primary node;
• and
• send, according to the first label information using the first communication path at the second network layer, the first information to the second primary node to which the non-primary node that receives communication belongs, and
• wherein the second primary node is configured to:
• receive the first information sent by the first node of the second network layer;
• remove the first label information from the first information;
• and
• send the first information obtained after removing processing to the non-primary node that receives communication.