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Apparatus and method of remote phy auto-negotiation

一种物理层、自协商的技术,应用在网络管理领域,能够解决网络管理设备无法监视以及调整远程PHY性能、影响通信网络整体性能、管理信息无法传递等问题

Active Publication Date: 2007-04-25
AVAGO TECH INT SALES PTE LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In addition, the communication interface connecting the remote network device with the network management device cannot provide for the exchange of management information between the remote PHY and the network management device
Management information exchanged by the remote PHY and the remote link partner cannot be passed to the network management device because there is no direct or indirect connection to the remote PHY
In this way, the network management equipment cannot monitor and adjust the performance of the remote PHY
Thus affecting the overall performance of the communication network

Method used

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  • Apparatus and method of remote phy auto-negotiation
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Experimental program
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Embodiment Construction

[0087] FIG. 1 is a schematic diagram of a conventional communication network 100 . Conventional communication network 100 includes network device 102 and network device 104 . Network device 102 and network device 104 communicate via communication link 106 .

[0088] Conventional communication network 100 operates according to predetermined communication protocols. In general, predetermined communication protocols determine the characteristics and operation of conventional communication network 100 . For example, a predetermined communication protocol may specify the format of management information and data exchanged between network devices 102 and 104, the structure and speed of communication link 106, the capacity and configuration of network devices 102 and 104, the The type of connection interface, etc.

[0089] For example, the predetermined communication protocol of the conventional communication network 100 may be the Institute of Electrical and Electronics Engineers...

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PUM

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Abstract

A communications network includes a management device and a remote device. The remote device includes a physical layer device (PHY) coupled to a link partner. An independent station manager of the remote device provides the bi-directional exchange of management information between the PHY and a serial-to-parallel (S / P) interface connecting the remote device and the management device. A station manager of the management device provides the bi-directional exchange of management information between the S / P interface and a Media Access Controller (MAC) of the management device. The independent station manager and the station manager transmit initiation messages, formatted according to a message template of an Auto-Negotiation (AN) routine of the S / P interface reserved for customization, to reserve an embedded management channel for the transfer of management information. Management information messages, formatted according to a message template of the AN routine, are subsequently exchanged, thereby providing Auto-Negotiation of the PHY.

Description

technical field [0001] The present invention relates to network management, more specifically, to a method and device for exchanging management information between a local network management device and a remote physical layer device (PHY). Background technique [0002] The communication network uses auto-negotiation (Auto-Negotiation, AN) to promote (poster) exchange of management information between the network management device and the network device. Auto-Negotiation routine enables network management equipment to monitor and adjust the performance of network equipment to ensure that network equipment operates more properly. Thereby maintaining or improving the performance of the communication network. [0003] Usually, in order to adjust the operation of the network equipment, the network management equipment needs to be directly connected with the network equipment. Alternatively, indirect connections to network devices can provide the level of connectivity necessary ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/06H04L12/24
CPCH04L41/00H04L41/12H04L12/24H04L12/40136H04L41/34
Inventor 霍华德·鲍默斯科特·丹尼尔加里·S·赫夫
Owner AVAGO TECH INT SALES PTE LTD
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