CN111954104A - OTN device management data model supporting MPLS-TP functional grouping - Google Patents

Abstract

The invention discloses an OTN equipment management data model supporting MPLS-TP functional grouping, which comprises the following steps: the Ethernet service access board card data model comprises a first PTP (precision time protocol) used for describing that the physical port is a physical optical port for accessing an Ethernet service signal; the first CTP is used for describing a connection object of the physical port; the service board card data model comprises a second PTP which is used for describing that the physical port is a physical optical port for processing MPLS-TP signals and a corresponding logic function point; the second CTP is used for describing a connection object of the physical port; the hybrid circuit board card data model comprises a first FTP and is used for describing that an internal floating port of the hybrid circuit board card is a board card internal floating port for processing MPLS-TP signals and a corresponding logic function point through a layer rate; the third CTP is used to describe the connection object of the floating port. The invention can provide data base and operation capability guarantee for the network unified management and the grouping OTN-TP service end-to-end model under the scene of multi-manufacturer mixed networking realized by the upper layer OSS system of an operator.

Description

OTN device management data model supporting MPLS-TP functional grouping

Technical Field

The invention relates to the field of optical communication transmission, in particular to an OTN (optical transport network) equipment management data model supporting MPLS-TP (multi-protocol label switching-transport profile) functional grouping.

Background

At present, operators construct a new generation optical transport network facing to the cloud network convergence large background by using a packet OTN technology. Since the optical communication transmission network adopts the multi-manufacturer mixed networking, the upper OSS system of each operator lacks an effective end-to-end control capability for the network, and the control of the network basically depends on the EMS (element management system) network management system of each manufacturer.

The difference of the board card data of the grouped OTN equipment supporting the MPLS-TP function reported by manufacturers causes technical obstacles for the upper OSS system of an operator to realize the unified management of the network under the scene of multi-manufacturer mixed networking and the end-to-end grouped OTN-TP service, so that the management of the grouped OTN equipment is difficult. As shown in fig. 1, in the prior art, network end-to-end and service end-to-end management among different vendors is implemented by operation and maintenance personnel in an EMS function, which is inefficient.

Disclosure of Invention

In this summary, a series of simplified form concepts are introduced that are simplifications of the prior art in this field, which will be described in further detail in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

The technical problem to be solved by the invention is to provide a unified management data model of the packet OTN equipment, which can standardize the reporting of equipment board card data by manufacturers and realize the support of MPLS-TP function.

In order to solve the above technical problem, the present invention provides an OTN device management data model supporting MPLS-TP functional grouping, including:

the ethernet service access board data model defines physical optical port data with ethernet service signal access, and includes:

a first PTP for defining by layer rate that the physical port is a physical optical port for accessing an ethernet service signal;

PTP, physical terminationpoint, which is used to describe a physical port object;

a first CTP for defining a connection object of the physical port;

CTP, ConnectionTerminationPoints, used to describe the connection port object;

the service board data model (supporting MPLS-TP signal processing) defines service board data with MPLS-TP signal processing function, and comprises:

a second PTP for defining, by layer rate, that the physical port is a physical optical port for processing MPLS-TP signals and a corresponding logical function point;

a second CTP for defining a connection object of the physical port;

a mixed circuit board card data model, which defines internal floating port data supporting MPLS-TP function, wherein the internal floating port is a board card internal floating port and a corresponding logic function point for processing MPLS-TP signals, and comprises:

the first FTP is used for defining that the internal floating port of the hybrid circuit board card is a board card internal floating port for processing MPLS-TP signals and a corresponding logic function point through a layer rate;

a third CTP for defining a connection object of the floating port.

Optionally, the OTN device management data model supporting the MPLS-TP feature packet is further improved, where the first PTP includes:

a first layer rate LR _ PHYSICAL _ OPTICAL, which describes the OPTICAL properties of the PTP PHYSICAL port;

a second layer rate LR _ OPTICAL _ separation, which describes the OPTICAL signal termination to electrical signal;

a third layer rate LR ETHERNET, which describes the ETHERNET layer attributes of a physical port including an ETHERNET logical function point.

Optionally, the OTN device management data model supporting the MPLS-TP functional packet is further improved, and the first PTP further includes:

the fourth layer RATE LR _ DIGITAL _ SIGNAL _ RATE, which describes the conversion of an analog SIGNAL to a DIGITAL electrical SIGNAL.

Optionally, further improving the OTN device management data model supporting MPLS-TP feature grouping, the first CTP includes;

a third layer rate LR _ ETHERNET, which also describes the ETHERNET traffic attributes of the physical port connection object.

Wherein, the first CTP and the first PTP are described by adopting a parent-child relationship.

Optionally, the OTN device management data model supporting the MPLS-TP feature packet is further improved, and the second PTP includes:

a first layer rate LR _ PHYSICAL _ OPTICAL, which describes the OPTICAL properties of the PTP PHYSICAL port;

a second layer rate LR _ OPTICAL _ separation, which describes the OPTICAL signal termination to electrical signal;

a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes of the physical port including the ETHERNET logical function point;

and a fifth layer rate LR _ T _ MPLS _ SECTION, which describes the logical function point of the MPLS-TP segment layer.

Optionally, the OTN device management data model supporting the MPLS-TP functional packet is further improved, and the second PTP further includes:

the fourth layer RATE LR _ DIGITAL _ SIGNAL _ RATE, which describes the conversion of an analog SIGNAL to a DIGITAL electrical SIGNAL.

Optionally, the OTN device management data model supporting MPLS-TP feature grouping is further improved, and the second CTP includes:

a third layer rate LR _ ETHERNET describing an ETHERNET layer attribute that a physical port includes an ETHERNET logical function point;

a sixth layer rate LR _ T _ MPLS that describes the LSP encapsulation attribute logical function point of the physical port;

a seventh layer rate LR _ T _ MPLS _ CHANNEL, which describes the PW encapsulation attribute logical function point for that physical port.

Optionally, the OTN device management data model supporting MPLS-TP feature grouping is further improved, where the first FTP includes:

a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes that the internal floating port includes an ETHERNET logical function point;

a fifth layer rate LR _ T _ MPLS _ segment, which describes the internal floating port MPLS-TP segment level logical function point;

an eighth layer rate LR _ ENCAPSUI, which describes the signal package property logic function point of the internal floating port.

Optionally, the OTN device management data model supporting MPLS-TP feature grouping is further improved, and the third CTP includes:

a third layer rate LR _ ETHERNET, which describes the Ethernet layer attributes that the internal floating port includes an Ethernet logical function point;

a sixth layer rate LR _ T _ MPLS that describes the LSP encapsulation attribute logic function point of the internal floating port;

a seventh layer rate LR _ T _ MPLS _ CHANNEL, which describes the PW encapsulation attribute logic function point for the internal floating port.

The invention forms a data model for managing the grouped OTN equipment supporting the MPLS-TP function by describing the first PTP, the second PTP, the first CTP, the third CTP and the first FTP, standardizes the board card data of the grouped OTN equipment supporting the MPLS-TP function reported by a manufacturer, and realizes the unified management of the upper-layer system of an operator on the grouped OTN equipment with the MPLS-TP function of a plurality of manufacturers. The invention can provide data base and capability guarantee for the network unified management and the grouping OTN-TP service end-to-end model under the scene of multi-manufacturer mixed networking realized by the upper layer OSS system of an operator.

Drawings

The accompanying drawings are intended to illustrate general features of methods, structures and/or materials used in accordance with certain exemplary embodiments of the invention, and to supplement the definitions set forth herein. The drawings are not necessarily to scale, however, and may not be intended to accurately reflect the precise structural or performance characteristics of any given embodiment, and should not be construed as limiting or restricting the scope of values or properties encompassed by exemplary embodiments in accordance with the invention. The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

fig. 1 is a schematic diagram of a network end-to-end and service end-to-end management model between different vendors in the prior art, which shows that operation and maintenance personnel are used to implement EMS functions between different vendors.

Fig. 2 is a first schematic diagram of the data model of the ethernet access board.

Fig. 3 is a schematic diagram of the data model of the ethernet access board card.

Fig. 4 is a first schematic diagram of a data model of a service board.

Fig. 5 is a second schematic diagram of a data model of a service board.

Fig. 6 is a schematic diagram of a hybrid circuit board data model.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and technical effects of the present invention will be fully apparent to those skilled in the art from the disclosure in the specification. The invention is capable of other embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the general spirit of the invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. The following exemplary embodiments of the present invention may be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the technical solutions of these exemplary embodiments to those skilled in the art.

Further, it will be understood that, although the terms first, second, etc. may be used herein to define various elements, parameters, components, regions, layers and/or sections, these elements, parameters, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, parameter, component, region, layer or section from another element, parameter, component, region, layer or section. Thus, a first element, parameter, component, region, layer or section discussed below could be termed a second element, parameter, component, region, layer or section without departing from the teachings of exemplary embodiments according to the present invention.

A first embodiment of the present invention provides an OTN device management data model supporting MPLS-TP functional packets, including:

the ethernet service access board data model defines physical optical port data with ethernet service signal access, and includes:

a first PTP for defining by layer rate that the physical port is a physical optical port for accessing an ethernet service signal;

a first CTP for defining a connection object of the physical port;

the business board data model defines business board data with MPLS-TP signal processing function, and comprises:

a second PTP for defining, by layer rate, that the physical port is a physical optical port for processing MPLS-TP signals and a corresponding logical function point;

a second CTP for defining a connection object of the physical port;

a mixed circuit board card data model, which defines internal floating port data supporting MPLS-TP function, wherein the internal floating port is a board card internal floating port and a corresponding logic function point for processing MPLS-TP signals, and comprises:

the first FTP is used for defining that the internal floating port of the hybrid circuit board card is a board card internal floating port for processing MPLS-TP signals and a corresponding logic function point through a layer rate;

a third CTP for defining a connection object of the floating port.

In a second embodiment, the present invention provides an OTN device management data model supporting MPLS-TP functional packets, including:

as shown in fig. 2, the data model of the ethernet service access board, which defines physical optical interface data with ethernet service signal access, includes:

a first PTP for defining by layer rate that the physical port is a physical optical port for accessing ethernet traffic signals, comprising: a first layer rate LR _ PHYSICAL _ OPTICAL, which describes the OPTICAL properties of the PTP PHYSICAL port; a second layer rate LR _ OPTICAL _ separation, which describes the OPTICAL signal termination to electrical signal; a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes of the physical port including the ETHERNET logical function point;

a first CTP for defining a connection object of the physical port, including a third layer rate LR _ ETHERNET, which also describes an ETHERNET service attribute of the connection object of the physical port;

as shown in fig. 4, the service board data model, which describes the service board data with MPLS-TP signal processing function, includes:

a second PTP for defining by layer rate that the physical port is a physical optical port for processing MPLS-TP signals and a corresponding logical function point, comprising: a first layer rate LR _ PHYSICAL _ OPTICAL, which describes the OPTICAL properties of the PTP PHYSICAL port; a second layer rate LR _ OPTICAL _ separation, which describes the OPTICAL signal termination to electrical signal; a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes of the physical port including the ETHERNET logical function point; a fifth layer rate LR _ T _ MPLS _ segment, which describes MPLS-TP segment layer logical function points;

a second CTP for defining a connection object of the physical port, comprising: a third layer rate LR _ ETHERNET describing an ETHERNET layer attribute that a physical port includes an ETHERNET logical function point; a sixth layer rate LR _ T _ MPLS that describes the LSP encapsulation attribute logical function point of the physical port; a seventh layer rate LR _ T _ MPLS _ CHANNEL, which describes the PW encapsulation attribute logical function point of the physical port;

as shown in fig. 6, the hybrid circuit board data model, which defines internal floating port data supporting MPLS-TP function, where the internal floating port is a board internal floating port and a corresponding logic function point for processing MPLS-TP signals, includes:

the first FTP is used for defining that the internal floating port of the hybrid circuit board card is a board card internal floating port for processing MPLS-TP signals and a corresponding logic function point through a layer rate, and comprises the following steps: a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes that the internal floating port includes an ETHERNET logical function point; a fifth layer rate LR _ T _ MPLS _ segment, which describes the internal floating port MPLS-TP segment level logical function point; an eighth layer rate LR _ ENCAPSUI describing signal encapsulation attribute logic function points of the internal floating port;

a third CTP for defining a connection object of the floating port, comprising: a third layer rate LR _ ETHERNET, which describes the Ethernet layer attributes that the internal floating port includes an Ethernet logical function point; a sixth layer rate LR _ T _ MPLS that describes the LSP encapsulation attribute logic function point of the internal floating port; a seventh layer rate LR _ T _ MPLS _ CHANNEL, which describes the PW encapsulation attribute logic function point for the internal floating port.

In a third embodiment, the present invention provides an OTN device management data model supporting MPLS-TP functional packets, including:

as shown in fig. 3, the data model of the ethernet service access board, which defines physical optical interface data with ethernet service signal access, includes:

a first PTP for defining by layer rate that the physical port is a physical optical port for accessing ethernet traffic signals, comprising: a first layer rate LR _ PHYSICAL _ OPTICAL, which describes the OPTICAL properties of the PTP PHYSICAL port; a second layer rate LR _ OPTICAL _ separation, which describes the OPTICAL signal termination to electrical signal; a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes of the physical port including the ETHERNET logical function point; a fourth layer RATE LR _ DIGITAL _ Signal _ RATE, which describes the conversion of an analog SIGNAL to a DIGITAL electrical SIGNAL;

a first CTP for defining a connection object of the physical port, including a third layer rate LR _ ETHERNET, which also describes an ETHERNET service attribute of the connection object of the physical port;

the ethernet service access board data model can be expressed as follows;

the PHYSICAL ETHERNET port is PTP, and includes a layer rate (LR _ PHYSICAL _ option, LR _ option _ session, LR _ DIGITAL _ SIGNAL, LR _ ETHERNET);

the LSP connection port is PTP, CTP/LSP, and includes a layer rate (LR _ T _ MPLS);

the PW connection port is PTP, CTP/LSP, and includes a layer rate (LR _ T _ MPLS _ CHANNEL);

the PW connection port is PTP ═ CTP ═ LSP ═ PW ═ ETH ═ and contains the layer rate (LR _ ETHERNET);

as shown in fig. 5, the service board data model, which defines the service board data with MPLS-TP signal processing function, includes:

a second PTP for defining by layer rate that the physical port is a physical optical port for processing MPLS-TP signals and a corresponding logical function point, comprising: a first layer rate LR _ PHYSICAL _ OPTICAL, which describes the OPTICAL properties of the PTP PHYSICAL port; a second layer rate LR _ OPTICAL _ separation, which describes the OPTICAL signal termination to electrical signal; a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes of the physical port including the ETHERNET logical function point; a fourth layer RATE LR _ DIGITAL _ Signal _ RATE, which describes the conversion of an analog SIGNAL to a DIGITAL electrical SIGNAL; a fifth layer rate LR _ T _ MPLS _ segment, which describes MPLS-TP segment layer logical function points;

a second CTP for defining a connection object of the physical port, comprising: a third layer rate LR _ ETHERNET describing an ETHERNET layer attribute that a physical port includes an ETHERNET logical function point; a sixth layer rate LR _ T _ MPLS that describes the LSP encapsulation attribute logical function point of the physical port; a seventh layer rate LR _ T _ MPLS _ CHANNEL, which describes the PW encapsulation attribute logical function point of the physical port;

the business board data model can be expressed as follows;

the PHYSICAL ETHERNET port is PTP, and includes a layer rate (LR _ PHYSICAL _ option, LR _ option _ session, LR _ DIGITAL _ SIGNAL, LR _ ETHERNET);

the LSP connection port is PTP, CTP/LSP, and includes a layer rate (LR _ T _ MPLS);

the PW connection port is PTP, CTP/LSP, and includes a layer rate (LR _ T _ MPLS _ CHANNEL);

the PW connection port is PTP ═ CTP ═ LSP ═ PW ═ ETH ═ and contains the layer rate (LR _ ETHERNET);

as shown in fig. 6, the hybrid circuit board data model, which defines internal floating port data supporting MPLS-TP function, where the internal floating port is a board internal floating port and a corresponding logic function point for processing MPLS-TP signals, includes:

the first FTP is used for defining that the internal floating port of the hybrid circuit board card is a board card internal floating port for processing MPLS-TP signals and a corresponding logic function point through a layer rate, and comprises the following steps: a third layer rate LR _ ETHERNET describing the ETHERNET layer attributes that the internal floating port includes an ETHERNET logical function point; a fifth layer rate LR _ T _ MPLS _ segment, which describes the internal floating port MPLS-TP segment level logical function point; an eighth layer rate LR _ ENCAPSUI describing signal encapsulation attribute logic function points of the internal floating port;

a third CTP for defining a connection object of the floating port, comprising: a third layer rate LR _ ETHERNET, which describes the Ethernet layer attributes that the internal floating port includes an Ethernet logical function point; a sixth layer rate LR _ T _ MPLS that describes the LSP encapsulation attribute logic function point of the internal floating port; a seventh layer rate LR _ T _ MPLS _ CHANNEL, which describes the PW encapsulation attribute logic function point for the internal floating port.

The hybrid line card data model can be expressed as follows;

the internal floating port of the board card is FTP (File transfer protocol), and comprises layer rate (LR _ EncAN _ SNations, LR _ ETHERNET, LR _ T _ MPLS _ SECTION);

the LSP connection port is FTP ═ CTP ═ LSP ═ and includes the layer rate (LR _ T _ MPLS);

the PW pseudo wire connection port is FTP ═ CTP ═ LSP ═ PW ═ and contains layer rate (LR _ T _ MPLS _ CHANNEL);

encapsulating an Ethernet signal connection port in the PW pseudo wire into FTP (File transfer protocol), CTP (Link transfer protocol)/PW (Ethernet), and including a layer rate (LR _ ETHERNET);

unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The present invention has been described in detail with reference to the specific embodiments and examples, but these are not intended to limit the present invention. Many variations and modifications may be made by one of ordinary skill in the art without departing from the principles of the present invention, which should also be considered as within the scope of the present invention.

Claims (10)

1. An OTN device management data model supporting MPLS-TP functional packets, comprising:

the ethernet service access board data model defines physical optical port data with ethernet service signal access, and includes:

a first PTP for defining by layer rate that the physical port is a physical optical port for accessing an ethernet service signal;

a first CTP for defining a connection object of the physical port;

the business board data model defines business board data with MPLS-TP signal processing function, and comprises:

a second PTP for defining, by layer rate, that the physical port is a physical optical port for processing MPLS-TP signals and a corresponding logical function point;

a second CTP for defining a connection object of the physical port;

a mixed circuit board card data model, which defines internal floating port data supporting MPLS-TP function, wherein the internal floating port is a board card internal floating port and a corresponding logic function point for processing MPLS-TP signals, and comprises:

the first FTP is used for defining that the internal floating port of the hybrid circuit board card is a board card internal floating port for processing MPLS-TP signals and a corresponding logic function point through a layer rate;

a third CTP for defining a connection object of the floating port.

2. The OTN device management data model supporting MPLS-TP feature packets of claim 1, wherein the first PTP comprises:

a first layer rate describing optical properties of the PTP physical port;

a second layer rate describing the optical signal termination to electrical signal;

a third layer rate, which describes the ethernet layer attributes of the physical port including the ethernet logical function point.

3. The OTN device management data model supporting MPLS-TP feature grouping of claim 2, wherein the first PTP further comprises:

a fourth layer rate, which describes the conversion of the analog signal to a digital electrical signal.

4. The OTN device management data model of claim 1, wherein a first CTP comprises;

and a third layer rate, which also describes the Ethernet service attribute of the physical port connection object.

5. The OTN device management data model to support MPLS-TP feature packets of claim 1, wherein:

the first CTP and the first PTP are described by adopting a parent-child relationship.

6. The OTN device management data model supporting MPLS-TP feature packets of claim 1, wherein the second PTP comprises:

a first layer rate describing optical properties of the PTP physical port;

a second layer rate describing the optical signal termination to electrical signal;

a third layer rate describing an ethernet layer attribute that the physical port includes an ethernet logical function point;

and a fifth layer rate, which describes the logical function point of the MPLS-TP segment layer.

7. The OTN device management data model to support MPLS-TP feature packets of claim 6, wherein the second PTP further comprises:

a fourth layer rate, which describes the conversion of the analog signal to a digital electrical signal.

8. The OTN device management data model to support MPLS-TP feature packets of claim 1, wherein a second CTP comprises:

a third layer rate describing an ethernet layer attribute that the physical port includes an ethernet logical function point;

a sixth layer rate describing an LSP encapsulation attribute logic function point of the physical port;

and a seventh layer rate describing a PW encapsulation attribute logical function point of the physical port.

9. The OTN device management data model to support MPLS-TP feature packets of claim 1, wherein the first FTP comprises:

a third layer rate describing an ethernet layer attribute that the internal floating port includes an ethernet logical function point;

a fifth layer rate describing an internal floating port MPLS-TP segment level logical function point;

and an eighth layer rate describing signal encapsulation attribute logic function points of the internal floating port.

10. The OTN device management data model to support MPLS-TP feature packets of claim 1, wherein a third CTP comprises:

a third layer rate describing an Ethernet layer attribute that the internal floating port includes an Ethernet logical function point;

a sixth layer rate describing the LSP encapsulation attribute logic function points of the internal floating port;

and a seventh layer rate describing PW encapsulation attribute logic function points of the internal floating port.

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