Web Server Service Sharing via Aggregated Records

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Solution Overview

Problem

Current solutions for remote access to local networks require establishing a point-to-point connection, such as a VPN tunnel, for users to browse and discover available services, which is cumbersome and resource-intensive, and lack selective access control and address coordination across overlapping private address spaces.

Innovation Solution

A method and arrangement where a first web server in a local network detects local services, creates an aggregated service record, and distributes it to other local networks for exposure, allowing users to discover services without initial connection establishment and enabling selective service sharing and address management through collaboration groups and filtering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a point-to-point connection (VPN tunnel) is established for remote service browsing, then users can discover and access services in other local networks, but the connection establishment is cumbersome and consumes significant network and processing resources

Engineering Contradiction:
Improveservice discovery processVSAvoidnetwork and processing resources
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The patent extracts the service browsing function from the connection establishment process. Instead of requiring a full VPN tunnel for browsing, the system extracts only the necessary service information and makes it available through a lightweight mechanism, separating the information retrieval phase from the actual service usage phase

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent performs preliminary action by pre-establishing collaboration groups and pre-sharing service records between networks. Service information is prepared and distributed in advance through web servers, so when users want to browse services, the information is already available without requiring real-time connection setup

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If service records are distributed to multiple local networks, then selective service sharing is enabled, but address coordination across overlapping private address spaces becomes complex

Engineering Contradiction:
Improveselective service sharingVSAvoidaddress coordination mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary mechanism through collaboration group identifiers and standardized service record formats. These intermediaries mediate between different local networks with overlapping address spaces, allowing service sharing without direct address coordination between networks. The web server acts as an intermediary that handles address translation and routing

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent segments the address space management by introducing collaboration group identifiers that separate different networks logically. Each network maintains its own private address space independently, and the segmentation allows multiple networks to share services without address conflicts through hierarchical identification

Inventive Principle:
Principle #1Segmentation

3Productivity

If all services in a local network are exposed to remote networks, then complete service availability is achieved, but access control granularity is reduced

Engineering Contradiction:
Improveservice availabilityVSAvoidaccess control granularity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent applies local quality by allowing different access control policies for different services within the same collaboration group. Each service record can have its own accessibility attributes and filtering rules, enabling fine-grained control where each service is treated individually rather than all-or-nothing exposure

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS9106604B2Method and arrangement for service sharing
Publication Date: 2015.08.11 TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
  • US9106604B2 patent drawing
  • US9106604B2 patent drawing
  • US9106604B2 patent drawing

AI summary

A method and arrangement in a first web server (202) of a first local network (200) for snaring local services with other local networks (204). The first web server (202) detects (2:1) local services configured in one or more devices (D1, D2, D3 . . . ) present in the first local network, and creates (2:2) an aggregated service record (I) that includes a selection of detected local services to become available remotely for devices in the other local networks. The first web server (202) then distributes (2:3) the aggregated service record to web servers (WS) of the other local networks for exposure to devices in the other local networks. Thereby, users in the other networks (204) can discover what services are available in the first local network (200) without requiring a connection to the first local network.