CN202435430U

CN202435430U - Administrable megabyte single optical connector access layer based on packet transport network (PTN)

Info

Publication number: CN202435430U
Application number: CN2012200025289U
Authority: CN
Inventors: 王力成; 上官福义; 李小旭; 周海涛
Original assignee: Hangzhou CNCR-IT Co Ltd
Current assignee: Hangzhou CNCR-IT Co Ltd
Priority date: 2012-01-05
Filing date: 2012-01-05
Publication date: 2012-09-12
Anticipated expiration: 2022-01-05

Abstract

The utility model discloses an administrable megabyte single optical connector access layer based on a packet transport network (PTN). The device comprises base station transceivers, the PTN, a base station controller, a three-layer exchanger and a central controller; user transceivers are connected with the base station transceivers via fibers; the base station transceivers is connected with the PTN; the base station controller collects relative base station transceivers; the base station controller is connected with the three-layer exchanger; the central controller is also connected with the three-layer exchanger, and is in communication and management with the user transceivers via the three-layer exchanger and the transmission network. The central controller of the device can simultaneously manage 1,000 multi-path Ethernet service transmission and in-band OAM management access layer devices, has very high processing capability; and user transceiver OAM data has very strong penetrating capability, can penetrate various types of transmission networks to enable a whole system to have a remote and uniform network management function.

Description

A kind of based on the manageable 100,000,000 monochromatic light mouth access layer equipments of grouping conveying network

Technical field

The utility model belongs to PTN (Packet Transport Network) data communication field, relates to a kind of based on the manageable 100,000,000 monochromatic light mouth access layer equipments of grouping conveying network.

Background technology

The metropolitan area network of operator is main with SDH (synchronous transmission system) mainly at present; Owing to receive the extensive expansion of data service; The current SDH network has been difficult in the carrying user data business; Therefore a brand-new PTN network is being laid again by operator, in order to solve the growing demand of bandwidth.Operator is when providing big customer's access via telephone line based on the PTN network, and the subscriber equipment solution has following 2 kinds:

First kind is that user's machine room uses 1 fiber optical transceiver; User data connects transceiver through ethernet line; Transceiver becomes the luminiferous ether data to electric ether data transaction; Be connected to the light mouth of base station PTN through optical fiber, base station PTN equipment through the PTN network user data transmission to the subscriber data center pool side.The shortcoming of this scheme is that subscriber equipment can not be managed, and can't guarantee that private line service high-quality and fault are corresponding fast;

Second kind is to adopt user's machine room to use PTN equipment; User data connects PTN equipment through ethernet line; PTN equipment becomes the luminiferous ether data to electric ether data transaction; Be connected to the light mouth of base station PTN through optical fiber, base station PTN equipment through the PTN network user data transmission to the subscriber data center pool side.The shortcoming of this scheme is that the subscriber equipment cost is too high, and plant capacity is too big.

Summary of the invention

The purpose of the utility model is the deficiency to existing access scheme; Provide a kind of based on the manageable 100,000,000 monochromatic light mouth access layer equipments of grouping conveying network; Use relatively low cost, absolute low-power consumption, and realize the long-range united net management function of all online equipment.

The technical scheme that the utility model technical solution problem is adopted is:

A kind ofly comprise user's transceiver, comprise base station transceiver, PTN Optical Transmission Network OTN, base station controller, three-tier switch, master controller based on the manageable 100,000,000 monochromatic light mouth access layer equipments of grouping conveying network.

User's transceiver connects base station transceiver through optical fiber; Base station transceiver links to each other with the PTN transmission network; Base station controller converges the base station transceiver of associated; Base station controller links to each other with three-tier switch, and master controller links to each other with three-tier switch, and master controller carries out communication and management through three-tier switch and transmission network and user's transceiver.

Said user's transceiver comprises voltage detection module, photoelectric conversion module, D/A converter module, Ethernet data Switching Module, an OAM detection module, an OAM sending module, VLAN detection module, OAM data acquisition module, OAM data configuration module; Voltage detection module links to each other with an OAM sending module; Photoelectric conversion module links to each other with D/A converter module; D/A converter module links to each other with the Ethernet data Switching Module, and the Ethernet data processing module links to each other with external ethernet device simultaneously, and an OAM detection module links to each other with the Ethernet data processing module; The VLAN detection module links to each other with an OAM detection module; OAM data configuration module links to each other with an OAM detection module, and the OAM data acquisition module links to each other with an OAM sending module, and an OAM sending module links to each other with the Ethernet data processing module.

Said master controller comprises the host computer interface module, PTN Network Interface Module, the online detection module of discovering device, the online detection module of equipment, the 2nd OAM sending module, the 2nd OAM detection module; The host computer interface module links to each other with host computer; Link to each other with the 2nd OAM sending module simultaneously, the 2nd OAM sending module links to each other with the PTN Network Interface Module, and the PTN Network Interface Module links to each other with the online detection module of equipment; The online detection module of equipment links to each other with the host computer interface module; The PTN Network Interface Module links to each other with the 2nd OAM detection module simultaneously, and the 2nd OAM detection module links to each other with the host computer interface module, and the online detection module of discovering device links to each other with the PTN Network Interface Module.

The utility model possesses following advantage than prior art: master controller equipment can be managed the access layer equipment of OAM management in 1000 multichannel Ethernet service transmission and the band simultaneously; Has very powerful disposal ability; User's transceiver OAM data have very strong penetration capacity; Can penetrate multiple transmission network, make whole system have long-range united net management function.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the user's transceiver configuration sketch map in the utility model;

Fig. 3 is the master controller device structure sketch map in the utility model.

Embodiment

Below in conjunction with accompanying drawing the utility model is further described.

As shown in Figure 1, user's transceiver 6, base station transceiver 5, PTN Optical Transmission Network OTN 4, base station controller 3, three-tier switch 2, master controller 1.

User's transceiver 6 external Ethernet interface equipment; Utilize optical fiber to transmit between user's transceiver 6 and the base station transceiver 5; Base station transceiver 5 links to each other with PTN Optical Transmission Network OTN 4; Base station controller 3 links to each other with PTN Optical Transmission Network OTN 4; Master controller 1 links to each other with a ether interface in the three-tier switch 2, and master controller 1 communicates through three-tier switch 2 and PTN Optical Transmission Network OTN 4 and user's transceiver 6, and three-tier switch 2 communicates through PTN Optical Transmission Network OTN 4 and user's transceiver 6; At most with user's transceiver 6 between formation o'clock to 1000 o'clock star net forming, OAM data and the Ethernet data with user's transceiver 6 transfers to master controller and three-tier switch respectively.

User's transceiver is handled OAM data and Ethernet data and is converged to optical fiber, and optical fiber connects base station transceiver, base station transceiver ether light data encapsulation to the Virtual Channel of PTN Optical Transmission Network OTN; A base station controller has a plurality of Virtual Channels; Through PTN transmission network and thousands of base station transceiver communications, three-tier switch connects base station controller, and three-tier switch is through the different VLAN of identification; Separation center controller data and ether business datum; Master controller connects three-tier switch, and master controller equipment has just formed the ability of managing with a plurality of user's transceivers like this, constitutes star net forming from structure; The service port of three layers of exchange can communicate with a plurality of user's transceivers, can be through the port and the external communication ability of three-tier switch thereby form user data.

As shown in Figure 2, user's transceiver comprises voltage detection module 6-9, photoelectric conversion module 6-8, D/A converter module 6-7; Ethernet data Switching Module 6-6, OAM detection module 6-5, OAM sending module 6-4; VLAN detection module 6-3, OAM data acquisition module 6-2, OAM data configuration module 6-1.

Down direction: photoelectric conversion module 6-8 converts light signal to analog signal; Send to D/A converter module 6-7; D/A converter module is responsible for becoming digital signal to analog signal conversion, sends to Ethernet data Switching Module 6-6, and the Ethernet data Switching Module sends to OAM detection module 6-5 with the ether data extract of standard and after being cached to inner buffer; Send to OAM detection module 6-5; The OAM detection module detects whether receive the OAM data that master controller issues, and receives the OAM data and redispatches later on to VLAN detection module 6-3, and whether VLAN detection module inspection packet is the VLAN bag; Send to OAM data configuration module 6-1 after detecting completion, data configuration module parses data send to outside exchange chip and are configured or obtain.

Up direction: OAM data acquisition module 6-2 sends to VLAN detection module 6-3 with data; The data whether decision of VLAN detection module sends needs add the VLAN mark, data are sent to OAM sending module 6-4, the real-time checkout equipment voltage of voltage detection module 6-9 after accomplishing; When voltage to be detected is lower than power down voltage; Send power-off signal and give the OAM module, the OAM sending module becomes the Ether frame of standard with data encapsulation, sends to Ethernet data Switching Module 6-6; The Ethernet data Switching Module sends the data to D/A converter module 6-7; D/A converter module is responsible for converting digital signal to analog signal, and sends to photoelectric conversion module 6-8 to data, and photoelectric conversion module becomes light signal to send electrical signal conversion.

The Ethernet data Switching Module adopts the RTL8306SD chip in the above-mentioned module; The OAM processing module adopts the EP4CE6E22C8N chip; It is IMP809L that voltage detection module adopts chip, and D/A converter module adopts the IP101A chip, and photoelectric conversion module adopts the AODM-91134-S3-CF-MF laser.

As shown in Figure 3, master controller comprises host computer interface module 1-6, PTN Network Interface Module 1-5, the online detection module 1-4 of discovering device, the online detection module 1-3 of equipment, OAM sending module 1-2, OAM detection module 1-1.The OAM sending module of master controller, the OAM sending module of OAM detection module and user's transceiver, the OAM detection module belongs to the identical function module.

Down direction: PTN host computer interface module 1-6 links to each other with host computer; The ether analog signal conversion becomes digital signal; And be sent to OAM sending module 1-2 to packet; The OAM sending module is responsible for converting packet to the bag of other encapsulation format and is issued PTN Network Interface Module 1-5, and the online detection module 1-4 of discovering device links to each other with PTN Network Interface Module 1-5, and the packet of being responsible for the timed sending user-defined format is given and is attached thereto the network that connects; Be used to search the network that is attached thereto and whether have user's transceiver, the PTN Network Interface Module is responsible for converting packet to the ether analog signal and is sent to and be attached thereto network.

Up direction: PTN Network Interface Module 1-5 links to each other with three-tier switch; The PTN Network Interface Module is responsible for an ether analog signal conversion and is become digital signal; And send to online detection module 1-3 of equipment and OAM detection module 1-1 to packet, whether the online detection module 1-3 of equipment is responsible for detecting has equipment online, if there is equipment online; Then send to host computer interface module 1-6 to the packet of information through user-defined format; OAM detection module 1-1 module is responsible for detecting the OAM data, becomes data transaction the user-defined format packet to give host computer interface module 1-6 simultaneously, and host computer interface module 1-6 is responsible for converting digital signal to the ether analog signal.

Functions all in the above-mentioned module are all carried out around KS8695X, and the periphery of KS8695X comprises 2 SDRAM, and model is HY57V281620ETP-6 and 1 FLASH, and model is AM29LV320DB, and 3 chips have constituted the hardware architecture of flush type LINUX system.

An optimization technique parameter of native system is following:

1. user's transceiver provides 4 road band QOS and the 100M Ethernet interface of supporting 802.1Q VLAN

2. user's transceiver has 1 100M luminiferous ether interface;

User's transceiver support outage with break optical fiber on software with different alarm status Presentation Functions;

4. central control equipment has 2 Ethernet interfaces, is OAM data-interface and host computer network management interface;

Central control equipment constitutes star net forming with 1000 user's transceivers at most, and it is managed.

Claims

1. one kind based on the manageable 100,000,000 monochromatic light mouth access layer equipments of grouping conveying network; Comprise base station transceiver, PTN Optical Transmission Network OTN, base station controller, three-tier switch and master controller; It is characterized in that: user's transceiver connects base station transceiver through optical fiber; Base station transceiver links to each other with the PTN transmission network, and base station controller converges the associated base station transceiver, and base station controller links to each other with three-tier switch; Master controller links to each other with three-tier switch, and master controller carries out communication and management through three-tier switch, transmission network and user's transceiver.

2. 100,000,000 monochromatic light mouth access layer equipments according to claim 1, it is characterized in that: said user's transceiver comprises voltage detection module, photoelectric conversion module; D/A converter module, Ethernet data Switching Module, an OAM detection module; The one OAM sending module; The VLAN detection module, OAM data acquisition module, OAM data configuration module; Voltage detection module links to each other with an OAM sending module; Photoelectric conversion module links to each other with D/A converter module; D/A converter module links to each other with the Ethernet data Switching Module, and the Ethernet data processing module links to each other with external ethernet device simultaneously, and an OAM detection module links to each other with the Ethernet data processing module; The VLAN detection module links to each other with an OAM detection module; OAM data configuration module links to each other with an OAM detection module, and the OAM data acquisition module links to each other with an OAM sending module, and an OAM sending module links to each other with the Ethernet data processing module.

3. 100,000,000 monochromatic light mouth access layer equipments according to claim 1, it is characterized in that: said master controller comprises the host computer interface module, the PTN Network Interface Module; The online detection module of discovering device; The online detection module of equipment, the 2nd OAM sending module, the 2nd OAM detection module; The host computer interface module links to each other with host computer; Link to each other with the 2nd OAM sending module simultaneously, the 2nd OAM sending module links to each other with the PTN Network Interface Module, and the PTN Network Interface Module links to each other with the online detection module of equipment; The online detection module of equipment links to each other with the host computer interface module; The PTN Network Interface Module links to each other with the 2nd OAM detection module simultaneously, and the 2nd OAM detection module links to each other with the host computer interface module, and the online detection module of discovering device links to each other with the PTN Network Interface Module.