6 results about "Core router" patented technology

The application provides a routing exception determination method and device and a storage medium, relates to the technical field of networks, and can reduce resource occupation for determining an abnormal routing instruction. The method comprises the following steps: in the case where there is an abnormal transmission interface in a plurality of transmission interfaces of a core router in a first time period, determining a second time period based on a center time of the first time period and a preset time length; acquiring a routing update instruction in the second time period and determining a transmission interface of routing information corresponding to the routing update instruction; the routing information comprises original routing information and / or routing update information obtained by performing routing update on the original routing information based on the routing update instruction; and in the case where there is an abnormal transmission interface in the transmission interface corresponding to the routing information, determining that the routing update instruction is an abnormal routing update instruction.

The invention relates to the technical field of network self-optimization management, in particular to a high-performance intelligent management method and system for network congestion self-optimization, and the method comprises the steps: obtaining a network topological graph, recognizing a plurality of key path nodes from the network topological graph, carrying out the collection module configuration of the key path nodes, obtaining configured nodes, and carrying out the collection module configuration of the configured nodes; obtaining node network parameters and node association influence characteristic values, determining root cause congestion nodes, recovered nodes or normal nodes, if the type of root cause congestion equipment is a core router, taking the root cause congestion nodes as path optimization nodes, performing routing path switching optimization operation on the path optimization nodes to obtain optimized nodes, and performing routing path switching optimization operation on the optimized nodes; and if the type of the root cause congestion equipment is network switching equipment, taking a root cause congestion node as a node to be subjected to load balancing, and performing load balancing optimization operation on the node to be subjected to load balancing to obtain an optimized node. According to the invention, the stability of network operation and the resource utilization efficiency can be comprehensively improved.

The application discloses a flexible online routing method and device based on a graph neural network, and belongs to the technical field of next-generation Internet system; the method comprises the following steps: constructing an agent corresponding to a routing device in a network, and defining a first reward function and a second reward function of the agent; constructing a GNN model on a core router, and training the GNN model by using a first network data set to obtain a pre-trained GNN model; calculating a reward value of a first routing scheme by using the first reward function to train the agent to obtain a pre-trained agent; calculating a reward value of a second routing scheme by using the second reward function, and fine-tuning parameters of the pre-trained agent according to the reward value of the second routing scheme; updating parameters of the pre-trained GNN model according to a second network data set, and updating a weight coefficient of the second reward function according to a performance index predicted by the pre-trained GNN model to train the fine-tuned agent. The application can enable routing devices to flexibly select routing and optimize strategies.

The invention discloses network element equipment and a data transmission method, and relates to the technical field of Internet. The network element equipment comprises a first board card, a second board card and a third board card, the first board card is respectively connected with the second board card and the third board card; the first board card has the function of an optical line terminal and is used for connecting the core router; the third board card has the function of a broadband access server; and the second board card is used for connecting the optical network unit. According to the scheme disclosed by the invention, the construction cost and the operation and maintenance cost of the broadband network can be reduced.

Aspects of the subject disclosure may include, for example, detecting whether a bandwidth capacity loss occurs on a first link bundle connecting one or more first core routers of a core Interior Gateway Protocol (IGP) network with one or more first provider routers, resulting in a detected capacity loss, wherein communication between the one or more first core routers of the core IGP network and the one or more first provider routers utilizes a Border Gateway Protocol (BGP), wherein a second link bundle connects one or more second core routers of the core IGP network with one or more second provider routers, and wherein communication between the one or more second core routers of the core IGP network and one or more second provider routers utilizes the BGP; responsive to the detected capacity loss, automatically increasing a cost associated with selected network traffic that was to be carried between the one or more first provider routers and the one or more first core routers of the core IGP network and that will instead be re-directed for communication via the second link bundle; and causing communication via the second link bundle of the selected network traffic, wherein the communication via the second link bundle of the selected network traffic is between the one or more second provider routers and the one or more second core routers of the core IGP network. Other embodiments are disclosed.

The application provides a large-scale test network implementation method, and relates to the technical field of computer networks, and the method comprises the following steps: using static routing or an IGP protocol at the edge, using VRF technology on a router, and implementing deployment of a wide-area test network, wherein the wide-area test network comprises a test router and a core router, and the VRF technology divides the wide-area test network into at least one core network slice; when a user applies for a test, the core network slice is managed by the test router, the access of a user equipment is completed, and the test is completed, wherein the access mode comprises static routing access and IGP access. The application implements the construction of a large-scale test network by using the above scheme.