Switch Packet Manager for Automatic Network Configuration
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Solution Overview
Problem
The manual configuration of network devices in enterprise networks is time-consuming and error-prone, especially in locations where a network expert is hard to find, prolonging the network deployment process.
Innovation Solution
A method using a packet manager in a switch to automatically configure network services by processing DHCP and ARP requests, determining device location, and configuring static routes and entries in hardware, thereby streamlining the network setup without the need for on-site experts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual configuration of network devices is performed by a network expert, then configuration accuracy is improved, but deployment time is increased
Solution Approach 1:
The network device automatically configures itself by receiving DHCP/ARP packets and extracting configuration information from these standard network protocols. The device autonomously obtains IP addresses, subnet masks, gateway information, and MAC addresses without requiring manual intervention from network experts, thereby eliminating the trade-off between configuration accuracy and deployment time.
Solution Approach 2:
The patent introduces a DHCP server and ARP protocol as intermediaries that automatically transfer configuration information from the network infrastructure to the network device. These intermediaries enable automated configuration by mediating the exchange of network parameters through standardized protocols, replacing manual expert configuration while maintaining accuracy.
2Reliability
If manual configuration is performed on-site by a network expert, then configuration reliability is improved, but the requirement for on-site expertise creates deployment difficulty
Solution Approach 1:
The network device performs self-configuration by automatically processing DHCP and ARP packets to obtain and apply network parameters. This eliminates the need for on-site network experts while maintaining configuration reliability through automated extraction and application of configuration data from standardized network protocols.
Solution Approach 2:
The patent utilizes universal network protocols (DHCP and ARP) that are widely supported across different network infrastructures. By relying on these standardized, universally-compatible protocols, the system achieves reliable configuration deployment in diverse environments without requiring location-specific expert knowledge or custom configuration procedures.
3Productivity
If automated configuration is implemented, then deployment time is reduced, but configuration complexity increases
Solution Approach 1:
The network device automatically configures itself by processing standard DHCP and ARP packets without requiring complex external configuration systems. The automation is achieved through the device's inherent ability to interpret and apply configuration information from universally-supported network protocols, avoiding the need for complex automated configuration management systems.
Solution Approach 2:
The patent copies configuration information directly from standard DHCP and ARP packets that are already present in the network infrastructure. By extracting and applying configuration parameters from these existing protocol exchanges, the system achieves automated configuration without introducing additional complexity, as the configuration data is replicated from already-established network communications.
Data Source
AI summary
Embodiments of a device and method are disclosed. In an embodiment, a method for automatic network service configuration involves using a packet manager of a switch in a network, receiving a packet containing dynamic host configuration protocol (DHCP) request information from a network device in the network, and using the packet manager of the switch in the network, obtaining routing configuration and Address Resolution Protocol (ARP) configuration of the network device in response to the packet containing the DHCP request information.