Source-Aware URSP Routing for Personal IoT Gateway Traffic
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Solution Overview
Problem
Existing communication systems fail to efficiently route data traffic from personal internet-of-things (IoT) devices behind a gateway UE due to insufficient identification mechanisms for applications running on these devices, leading to inadequate network management and resource allocation.
Innovation Solution
Enhanced user equipment route selection policy (URSP) rules are introduced, incorporating a 'source descriptor' that includes device-specific information such as MAC addresses, IP addresses, or unique identifiers to uniquely identify and route data traffic from PINEs behind a PEGC UE, allowing for appropriate network resource allocation and routing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If existing URSP rules are used without source device identification, then the routing mechanism is simple, but the system cannot efficiently route data traffic from personal IoT devices behind gateway UE
Solution Approach 1:
The URSP rule is segmented into multiple components: traffic descriptor component for identifying data traffic characteristics, source descriptor component for identifying source devices, and route selection descriptor component for determining routing paths. This segmentation allows the system to handle complex routing requirements by processing each component separately, improving routing efficiency while maintaining manageable rule structure.
Solution Approach 2:
The patent adds a new dimension to URSP rules by introducing source device identification capabilities. Instead of only routing based on destination or traffic type, the system now incorporates source device information (MAC address, IP address, Bluetooth address) as an additional routing dimension, enabling precise identification and routing of personal IoT devices behind gateway UEs.
2Measurement precision
If device-specific information is collected and processed, then accurate routing and quality of service mapping is achieved, but processing time and computational resources increase
Solution Approach 1:
Device identification information (MAC address, IP address, Bluetooth address) is collected and processed in advance during the session establishment phase, before actual data traffic needs to be routed. The URSP rules are pre-configured with source device descriptors, allowing the routing decision to be made quickly by simple matching during data transmission, thus reducing real-time processing time while maintaining high identification accuracy.
3Adaptability or versatility
If multiple identification parameters are supported, then comprehensive device identification is achieved, but the system complexity and configuration difficulty increase
Solution Approach 1:
The source descriptor component is designed with multi-functionality to support multiple identification parameters (MAC address, IP address, Bluetooth address) within a unified structure. This universal design allows the same URSP rule mechanism to handle different types of personal IoT devices using various identification methods, enhancing adaptability without requiring separate configuration systems for each identification type.
Data Source
AI summary
There is provided an apparatus in a user equipment, the apparatus comprising: means for receiving, from a core network entity, at least one user equipment route selection policy rule, wherein the at least one user equipment route selection policy rule comprises a component with information associated with a source device that is able to request data traffic via the user equipment, and means for receiving, from an application of the source device, a request for uplink data traffic, wherein the request comprises information about the source device. The apparatus further comprising means for determining how to route the data traffic from the application, using the at least one user equipment route selection policy rule and based on the received information about the source device in the request, to determine a route, and means for routing the data traffic according to the determined route.