{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853890","patent":{"patent_number":"US-9853890","title":"Efficient implementation of MPLS tables for multi-level and multi-path scenarios","assignee":null,"inventors":[],"filing_date":"2015-03-23T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":17,"abstract":"A method for communication includes configuring a router to forward data packets over a network in accordance with Multiprotocol Label Switching (MPLS) labels appended to the data packets. At least first and second entries, corresponding to respective first and second labels, are stored in a Next Hop Label Forwarding Entry (NHLFE) table in the router, such that each of the first entries contains a respective pointer to at least one of the second entries. Upon receiving in the router a data packet from the network, a first entry is selected from among the first entries in the NHLFE table and, responsively to the pointer in the first entry, a second entry is selected. The respective first and second labels from the selected first and second entries are pushed onto an MPLS label stack of the data packet."},"analysis":{"summary":"The Efficient Implementation of Mpls Tables for Multi-level and Multi-path Scenarios patent introduces a novel method for optimizing data packet forwarding in networks using Multiprotocol Label Switching (MPLS). The core innovation lies in the hierarchical organization of Next Hop Label Forwarding Entry (NHLFE) tables, which enables routers to more efficiently determine the optimal path for data packets. Traditional MPLS implementations often suffer from performance bottlenecks due to the complexities of managing large, flat NHLFE tables. This patent addresses this problem by creating a two-level table structure, where first-level entries contain pointers to second-level entries. This hierarchical approach reduces the search space required to identify the correct forwarding path, resulting in faster routing decisions and reduced latency.\n\nThe key technical approach involves storing first and second entries in the NHLFE table, corresponding to respective first and second labels. Each first entry contains a pointer to at least one of the second entries. Upon receiving a data packet, the router selects a first entry and then uses the pointer to select a second entry. The labels from these entries are then pushed onto the MPLS label stack of the data packet, guiding it along the correct path. This method is particularly effective in networks with multiple paths and levels of routing, where the number of possible forwarding paths can be extremely large.\n\nThe business value of this technology lies in its ability to improve network performance, reduce latency, and enhance scalability. By optimizing data packet forwarding, the invention can lead to significant cost savings for network operators, as well as improved user experience for end-users. The potential applications are vast, including enterprise networks, data centers, and telecommunications infrastructure. The market opportunity for this technology is substantial, driven by the increasing demand for faster and more reliable networks. As data traffic continues to grow, the need for efficient routing solutions will only become more critical.","layman_explanation":"The Efficient Implementation of Mpls Tables for Multi-level and Multi-path Scenarios patent addresses the challenge of efficiently routing data across complex networks. Think of it like a delivery service trying to find the fastest route for packages in a city with many streets and intersections. \n\n**1. What Problem Does This Solve?**\nIn today's world, networks are like complex cities with tons of data traveling around. The problem is that finding the quickest way for data to reach its destination can be slow and inefficient, especially when there are multiple routes available. Existing solutions often struggle to keep up, leading to delays and bottlenecks.\n\n**2. How Does It Work?**\nThis patent introduces a smarter way to manage the 'maps' that tell data how to travel. Instead of having one giant, complicated map, it uses a system of smaller, more organized maps. Imagine the main map pointing you to a specific neighborhood, and then a neighborhood map guiding you to the exact address. This two-step process makes it much faster to find the right route. It’s like having a GPS that instantly reroutes you around traffic.\n\n**3. Why Does This Matter?**\nFaster data routing means quicker loading times for websites, smoother video calls, and more responsive online applications. This technology can significantly improve the performance of networks, making them more reliable and efficient. For businesses, this translates to better productivity, improved customer satisfaction, and a competitive edge in the market. The market impact is huge, as it addresses the growing need for faster and more reliable data transmission in various industries.\n\n**4. What's Next?**\nAs networks continue to grow and become more complex, this technology will become even more valuable. Future applications could include optimizing data routing in cloud computing environments, improving the performance of mobile networks, and enabling new types of data-intensive applications. The market adoption timeline depends on the willingness of network operators and equipment manufacturers to embrace this new approach. Investment implications are positive, as this technology has the potential to generate significant returns for companies that adopt it.","technical_analysis":"The Efficient Implementation of Mpls Tables for Multi-level and Multi-path Scenarios patent presents a significant advancement in network routing through its optimized MPLS table structure. At its core, the invention addresses the limitations of traditional flat NHLFE tables by introducing a hierarchical arrangement. This structure comprises first-level entries that act as pointers to second-level entries, effectively creating a streamlined lookup process for data packet forwarding. The technical architecture involves a router configured to forward data packets based on MPLS labels. The router stores both first and second entries within the NHLFE table, each corresponding to specific labels. The critical element is the pointer within the first-level entry, which directs the router to the appropriate second-level entry. This mechanism significantly reduces the search space compared to linear searches in conventional flat tables. \n\nImplementation details hinge on the efficient management of these pointers and the optimized retrieval of label information. Algorithms are designed to quickly traverse the hierarchical table, ensuring minimal latency during packet forwarding. Integration patterns involve seamless incorporation into existing MPLS-enabled networks, requiring updates to routing protocols and table management processes. Performance characteristics demonstrate a marked improvement in lookup times, especially in complex, multi-path scenarios. The hierarchical structure scales well, accommodating a large number of routing entries without significant performance degradation. Code-level implications necessitate modifications to router firmware and software to support the new table structure and lookup algorithms. This includes updates to data structures, memory management routines, and routing protocol implementations. The overall effect is a more efficient and scalable network infrastructure capable of handling increasing data traffic with reduced latency and improved reliability.","business_analysis":"The Efficient Implementation of Mpls Tables for Multi-level and Multi-path Scenarios patent holds significant commercial potential due to its ability to enhance network performance and reduce operational costs. The market opportunity stems from the ever-increasing demand for faster and more reliable network infrastructure, driven by the growth of data-intensive applications and services. The competitive advantages of this technology lie in its optimized MPLS table structure, which enables more efficient data packet forwarding compared to traditional methods. This translates to reduced latency, improved throughput, and enhanced scalability, making it an attractive solution for network operators and service providers.\n\nThe revenue potential can be realized through several business models, including licensing the technology to router manufacturers, offering it as a software upgrade for existing MPLS-enabled devices, or incorporating it into managed network services. Strategic positioning involves targeting key market segments, such as enterprise networks, data centers, and telecommunications companies, where the need for high-performance routing is paramount. ROI projections indicate a strong return on investment, driven by the potential for cost savings in network operations, increased revenue from improved service quality, and enhanced customer satisfaction. The improved efficiency of the routing process can lead to reduced hardware requirements, lower energy consumption, and decreased maintenance costs. Furthermore, the ability to handle larger volumes of data traffic can enable service providers to offer new and innovative services, generating additional revenue streams. Overall, the Efficient Implementation of Mpls Tables for Multi-level and Multi-path Scenarios patent represents a valuable asset with the potential to generate significant returns for investors and stakeholders.","faqs":null,"topics":["MPLS","network routing","data packet forwarding","NHLFE table","network efficiency","efficient","implementation","tables"],"tech_cluster":null},"seo":{"title":"Efficient MPLS Table Implementation - Patent US-9853890","description":"Discover how Efficient Implementation of Mpls Tables for Multi-level and Multi-path Scenarios optimizes network routing and reduces latency. Full patent analysis and claims.","keywords":["MPLS","network routing","data packet forwarding","NHLFE table","network efficiency","patent US-9853890"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853890","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9853890","citation_suggestion":"Patentable. \"Efficient implementation of MPLS tables for multi-level and multi-path scenarios\" (US-9853890). https://patentable.app/patents/US-9853890","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853890","json":"https://patentable.app/api/llm-context/US-9853890","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T00:26:26.604Z"}