{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853881","patent":{"patent_number":"US-9853881","title":"Autonomous system border router (ASBR) advertising routes with a same forwarding label","assignee":null,"inventors":[],"filing_date":"2014-04-28T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L"],"num_claims":20,"abstract":"In one embodiment, an autonomous system border router (ASBR) advertises a same forwarding label for received advertised routes of a merging context that were advertised with a same forwarding label for the ASBR to use when sending corresponding packets. An ASBR receives via a routing protocol from a particular router in the same autonomous system, a plurality of same-labeled received routes advertised with a same first forwarding label within a merging context. In response to each of the plurality of same-labeled received routes having the same first forwarding label to use to forward packets to the particular router and being in the same merging context, the ASBR determines a merged forwarding label and advertises to a peer ASBR in another autonomous system (AS) each of the plurality of same-labeled received routes with the merged forwarding label for the peer ASBR to use to forward packets to the ASBR."},"analysis":{"summary":"The Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label patent addresses the challenge of efficient inter-domain routing by introducing a method for ASBRs to advertise a single forwarding label for multiple received routes within a merging context. This system solves the problem of large routing tables and slow convergence times in traditional routing protocols, which can lead to increased overhead and reduced network performance. The key technical approach involves the ASBR identifying routes from the same autonomous system sharing a common forwarding label and then advertising a merged label to peer ASBRs in other autonomous systems. This simplification reduces the number of routing entries required, leading to faster route lookups and improved network performance. The business value of this innovation lies in its potential to optimize network infrastructure, reduce operational costs, and improve the user experience by minimizing latency and maximizing throughput. The market opportunity is significant, as network operators increasingly seek solutions to manage the growing complexity of inter-domain routing and improve the scalability and resilience of their networks. Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label is a vital advancement in streamlining network traffic.","layman_explanation":"1. What Problem Does This Solve?\n\nThe Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label patent addresses the problem of inefficient routing in large networks, specifically between different autonomous systems (AS). Think of autonomous systems as distinct regions on the internet. When data needs to travel between these regions, it relies on routers to find the best path. However, these routers can get overwhelmed with a massive number of possible routes, slowing down the entire process. Existing solutions often fall short because they struggle to efficiently manage and consolidate these routes, leading to congestion and delays.\n\n2. How Does It Work?\n\nThis patent simplifies the routing process by enabling Autonomous System Border Routers (ASBRs) to advertise a single, merged forwarding label for multiple routes that are headed to the same destination. Imagine a highway with many on-ramps leading to the same exit. Instead of listing each on-ramp separately, the ASBR groups them together under one label. This reduces the amount of information that needs to be stored and processed by other routers, making the network more efficient. The system identifies routes that share a common forwarding label within a specific context and then advertises a single merged label to other ASBRs. This reduces the complexity of routing tables and speeds up the forwarding process.\n\n3. Why Does This Matter?\n\nThis innovation has significant implications for the performance and scalability of the internet. By reducing the complexity of routing tables, it allows routers to make faster decisions, which translates to lower latency and improved user experience. This is particularly important for applications that require real-time communication, such as video conferencing and online gaming. The market impact is substantial, as it enables network operators to handle increasing traffic demands without having to invest in expensive hardware upgrades. The competitive advantages include reduced operational costs, improved network performance, and increased scalability. The potential ROI is high, as it allows network operators to deliver better services at a lower cost.\n\n4. What's Next?\n\nThe future applications of this technology include further optimization of routing protocols and the development of more intelligent ASBRs. The market adoption timeline is expected to be gradual, as network operators evaluate the benefits and integrate the technology into their existing infrastructure. The investment implications are positive, as it represents a promising area for innovation in the network infrastructure space. The Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label allows for an easier, faster, and more efficient internet.","technical_analysis":"The Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label patent details a method for optimizing inter-domain routing by reducing the complexity of routing tables and improving convergence times. The technical architecture centers around the ASBR's ability to identify and consolidate routes within a merging context that share a forwarding label. This is achieved through modifications to existing routing protocols, such as BGP, to allow for the advertisement of merged forwarding labels. The implementation involves the ASBR receiving route advertisements from routers within its autonomous system, checking for routes with the same forwarding label and belonging to the same merging context, and then generating a new merged forwarding label to advertise to peer ASBRs in other autonomous systems. The specific algorithms used for determining the merged forwarding label and managing the merging context are critical to the performance of the system. Integration with existing network infrastructure requires careful consideration of compatibility with different routing protocols and network devices. The performance characteristics of the system are highly dependent on the size and complexity of the network, as well as the efficiency of the merging algorithms. Code-level implications involve modifications to the routing daemons and forwarding engines running on the ASBRs. The Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label reduces bottlenecks in routing.","business_analysis":"The Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label patent presents a significant business opportunity in the network infrastructure market. The market opportunity size is substantial, as network operators are constantly seeking ways to improve the efficiency and scalability of their networks. The competitive advantage of this innovation lies in its ability to reduce the complexity of routing tables and improve convergence times, leading to faster route lookups and improved network performance. The revenue potential can be realized through the licensing of the patent to network equipment vendors or through the development of proprietary ASBR products that incorporate the technology. Potential business models include software licensing, hardware sales, and managed network services. The strategic positioning of this innovation is to provide a cost-effective solution for optimizing inter-domain routing and improving the overall performance of the Internet. ROI projections are favorable, as the reduction in operational costs and the improvement in network performance can lead to significant savings for network operators. The Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label is a strategic advancement for network infrastructure.","faqs":null,"topics":["network routing","ASBR","BGP","forwarding label","autonomous system","autonomous","system","border"],"tech_cluster":null},"seo":{"title":"ASBR Route Optimization - Patent US-9853881","description":"Discover how Autonomous System Border Router (asbr) Advertising Routes with a Same Forwarding Label reduces network routing complexity. Full patent analysis, claims, and technical details.","keywords":["network routing","ASBR","BGP","forwarding label","autonomous system","route optimization","network performance","patent","patent US-9853881"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853881","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-9853881","citation_suggestion":"Patentable. \"Autonomous system border router (ASBR) advertising routes with a same forwarding label\" (US-9853881). https://patentable.app/patents/US-9853881","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853881","json":"https://patentable.app/api/llm-context/US-9853881","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T10:37:16.384Z"}