Hot-Pluggable Transceiver With Control Plane Processing
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Solution Overview
Problem
Conventional Small Form-factor Pluggable (SFP) units lack control plane management capabilities, which are essential for modifying characteristics of IP flows transporting video payloads, limiting their functionality in managing video signal transport over IP networks.
Innovation Solution
A standardized hot-pluggable transceiving unit with a processing unit that can process IP packets based on control plane messages, enabling control plane management functionalities within the SFP unit, allowing for modifications such as destination address changes, filtering, and Quality of Service parameter adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional SFP units are used, then the device maintains standardized form factor and hot-pluggable capability, but the device lacks control plane management capabilities
Solution Approach 1:
The SFP unit is enhanced with a processing unit that enables it to perform both traditional data plane functions (signal transmission) and control plane management functions (packet processing based on control messages). This multi-functionality allows a single standardized device to handle multiple protocol layers and management tasks without requiring separate dedicated hardware
Solution Approach 2:
A control message interface is introduced as an intermediary mechanism between external controllers and the SFP unit's processing unit. This interface allows control plane messages to be transmitted through the data plane infrastructure, enabling sophisticated packet processing capabilities while maintaining the standardized SFP form factor and backward compatibility
2Ease of manufacture
If control plane management is implemented at the SFP level, then the need for upgrading expensive equipment is reduced, but the processing unit complexity increases
Solution Approach 1:
The patent implements control plane management functionality in standardized SFP units that can be easily replaced and upgraded without investing in expensive core network equipment. By distributing intelligence to the edge (SFP level), the system avoids the need for costly upgrades to central switches or routers, making the solution more cost-effective for network operators
Solution Approach 2:
The control plane management functionality is segmented into the SFP unit itself, separating it from the main hosting equipment. This segmentation allows the processing unit to be independently designed and manufactured within the standardized SFP form factor, reducing overall system cost while maintaining advanced capabilities
3Productivity
If the SFP unit processes control plane messages, then distributed control plane management is achieved, but the device functionality complexity increases
Solution Approach 1:
The processing unit is designed to dynamically process control plane messages and adapt packet forwarding behavior in real-time. It can modify packet characteristics such as destination addresses, routing paths, and Quality of Service parameters based on received control messages, enabling flexible and responsive network management without requiring static configuration
Data Source
AI summary
A standardized hot-pluggable transceiving unit comprising a housing, a connector and a processing unit. The housing has specific standardized dimensions and can be inserted into a chassis of a hosting unit. The connector receives an IP flow. The processing unit processes packets of the IP flow based on a control plane message. The control plane message is received by the connector receiving the IP flow or by another connector of the transceiving unit. The processing unit may further generate a report or an alarm related to the IP flow, for transmission by the transceiving unit. The IP flow may for example transport a video payload. A system comprising a chassis and the transceiving unit is also disclosed. The chassis comprises a processing unit capable of processing packets of IP flows. The transceiving unit is inserted into the chassis and exchanges data with the processing unit of the chassis.