120800620-OptiX-RTN-900.pdf

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HUAWEI TECHNOLOGIES CO.

HUAWEI TECHNOLOGIES CO.，， LTD. LTD.

www.huawei.com

Huawei Confidential Huawei Confidential

Security Level: Internal Use

Security Level: Internal Use OnlyOnly

2013/1/17 2013/1/17

ptiX RTN 900 V100R003C00

New Features Introduction

2011-XX-XX

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Preface

This document describes the new

features of the OptiX RTN 900

V100R003 (RTN 900 V1R3 for short).

After reading

After reading this document,

this document, you will

you will

be aware of the indicators and

applications of new devices and

functions of the RTN 900 V1R3

compares with R1/R2 version.

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Study Guide



The product manuals of the RTN 900

V1R3 can be used for reference.



The keys of the study are new features

and new functions of the RTN 900 V1R3.

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References



OptiX RTN 900 V100R003C00 product

manuals

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

Upon the completion of the course, you w

Upon the completion of the course, you will be aware of:

ill be aware of:



Overall features and product positioning of the RTN 900

V1R3



New software features of the RTN 900 V1R3

Objectives

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Overview of the RTN 900 V1R3



New Functions of the RTN 900 V1R3



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Overview of RTN 900s

RTN 980 RTN 980 RTN RTN 910 910 RTN RTN 950950

The RTN 900 V1R3 is a v

The RTN 900 V1R3 is a version combining Packet radio and Hybrid

ersion combining Packet radio and Hybrid radio on

radio on

the RTN 900. The RTN 900 can be smoothly upgraded from V1R2 to V1R3,

since the RTN 900 V1R3

since the RTN 900 V1R3 is on the same platform as

is on the same platform as the RTN 900 V1R2.

the RTN 900 V1R2.

RTN 910/950 V100R001 RTN 910/950 V100R001 RTN 910/950 V100R002 RTN 910/950 V100R002 RTN 910/95/980 V100R003 RTN 910/95/980 V100R003 Hybrid Hybrid Packet Packet Hybrid + Packet Hybrid + Packet

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RTN 900

Product Positioning

RTN RTN RTN 910/950 RTN 910/950 RTN 910 RTN 910 RTN 910 RTN 910 RTN 950RTN 950 E1/STM-1/ E1/STM-1/ IMA E1/FE/GE IMA E1/FE/GE Access layer Access layer Dense Dense convergence convergence layer layer Coarse Coarse convergence convergence layer layer RTN RTN 980980 BTS/NodeB/eNodeB

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



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Compares of New

Features

EOP function

EOP function －－－－ EFP8 EFP8 EFP8EFP8（（except 980except 980））

Hybrid Ethernet

Hybrid Ethernet －－ IFU2/IFX2 IFU2/IFX2 IFU2/IFX2 IFU2/IFX2 IFU2/IFX2/ISU2IFU2/IFX2/ISU2/ISX2/ISX2 SNCP

SNCP －－ Support Support Support Support SupportSupport ERPS

ERPS －－ Support Support Support Support SupportSupport E1_AIS insert TU_AIS

E1_AIS insert TU_AIS －－－－ Support Support SupportSupport E1 priority

E1 priority －－－－ Support Support SupportSupport Sync

Sync Eth Eth SupportSupport IFU2/IFX2/EM6T/EMIFU2/IFX2/EM6T/EM 6F/910 SCC 6F/910 SCC IFU2/IFX2/EM6T/EM6 IFU2/IFX2/EM6T/EM6 F/910 SCC F/910 SCC IFU2/IFX2/EM6T/EM6F IFU2/IFX2/EM6T/EM6F /910&980 SCC /910&980 SCC Fade Margin

Fade Margin －－－－ IFU2/IFX2 IFU2/IFX2 IFU2/IFX2IFU2/IFX2 Speed Air Interface

Speed Air Interface －－－－－－ ISU2/ISX2ISU2/ISX2 IF board Service Type

IF board Service Type －－－－－－ ISU2/ISX2ISU2/ISX2 1588V2

1588V2 clock clock SupportSupport －－－－ RTN910RTN910 Outdoor Cabinet Solution

Outdoor Cabinet Solution －－－－－－ SupportSupport MPLS

MPLS（（CES/IMA/ATM/EthCES/IMA/ATM/Eth）） SupportSupport －－－－ SupportSupport dual direction RMSP

dual direction RMSP －－－－－－ SupportSupport（（980980））

1,R3 support all the hardware of R2 version and the R2 function feature, and 1,R3 support all the hardware of R2 version and the R2 function feature, and

increase MPLS PWE3 feature; increase MPLS PWE3 feature;

2,If R3 do not use PWE3 feature, it is the same with R2 version; 2,If R3 do not use PWE3 feature, it is the same with R2 version; 3,Increase ISU2/ISX2 board, RTN980 hardware and RMSP etc feature; 3,Increase ISU2/ISX2 board, RTN980 hardware and RMSP etc feature;

Features

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



 IP microwave combining Hybrid and Packet radioIP microwave combining Hybrid and Packet radio



 New IF FeaturesNew IF Features



 New Service FeaturesNew Service Features



 New Clock FeaturesNew Clock Features



 Outdoor Cabinet FeaturesOutdoor Cabinet Features



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Application Scenario of Integrated IP

Microwave

Everything over packet Everything over packet ODU ODU Ethernet Ethernet TDM E1 TDM E1 CES CES Packet Packet Processing Processing IDU IDU IMA E1 IMA E1 Statistical Statistical -mux or -mux or emulation emulation ODU ODU Ethernet Ethernet E1 E1 IDU IDU TDM TDM cross-connect cross-connect matrix matrix Packet Packet switching switching Hybrid radio Hybrid radio

Native E1 and native Ethernet Native E1 and native Ethernet

Hybrid radio

Packet radio

1. 1. When f

When functi

unctioning a

oning as Hybr

s Hybrid radio

id radio, it tran

, it transmits

smits Nativ

Native E1 servi

e E1 services

ces

and Native Ethernet services.

2.

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Introduction to Integrated IP

Microwave

Integrated IP microwave develops from

Integrated IP microwave develops from Hybrid radio. Integrated IP microwave

Hybrid radio. Integrated IP microwave

can transmit

can transmit Native E1/STM-1, Native Ethernet, or PWE3

Native E1/STM-1, Native Ethernet, or PWE3

services based on

the software settings

. Therefore, integrated IP microwave achieves smooth

evolution from Hybrid radio (transmitting Native E1 and Native

evolution from Hybrid radio (transmitting Native E1 and Native Ethernet

Ethernet

services) to Packet radio (transmitting PWE3 services).

PWE3 services are also carried by Ethernet frames. An IF board does not

separate Ethernet frames carrying Native Ethernet services from t

separate Ethernet frames carrying Native Ethernet services from those carrying

hose carrying

PWE3 services. Therefore, integrated IP microwave is essentially Hybrid radio

transmitting Native E1 services and

transmitting Native E1 services and Ethernet services. The difference is that

Ethernet services. The difference is that

Hybrid radio transmits Native Ethernet services,

Hybrid radio transmits Native Ethernet services, but that IP microwave

but that IP microwave

transmits Native Ethernet services or PWE3 services.

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Principle of Integrated IP

Microwave

IF board IF board ODU

ODU A

Antennantenna Cross-connect UnitCross-connect Unit

Packet switching Unit Packet switching Unit

Ethernet Ethernet (Native Eth & PWE

(Native Eth & PWE3 s3 s ervice)ervice) Native TDM Service Native TDM Service Backplane

Backplane

An

An IF IF board board transmitting transmitting integrated integrated IP IP radio radio services services is is connected connected to to the the cross-connect cross-connect unit unit throughthrough the VC-4 bus on t

the VC-4 bus on the backplane, and receives Native TDM services. In addition, the IF board ishe backplane, and receives Native TDM services. In addition, the IF board is connected to the packet switching unit through the

connected to the packet switching unit through the GE bus and receives Ethernet services.GE bus and receives Ethernet services.

Incoming Ethernet services can be Ethernet frames carrying PWE3 services and Native Ethernet Incoming Ethernet services can be Ethernet frames carrying PWE3 services and Native Ethernet services.

services.

The IF board encapsulates Native TDM services and Ethernet services into microwave frames for The IF board encapsulates Native TDM services and Ethernet services into microwave frames for transmission.

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Limitation and Dependency of

Integrated IP Radio

IF

IF board

board

Support type

Support

type

IFU2/IFX2

Native

Native E1+Eth

E1+Eth integrated

integrated IP

IP radio

radio

ISU2/ISX2

Native E1+Eth and Native STM-1+Eth

integrated IP radio

Notes:

1, To deploy integrated IP radio, system control, switching, and

timing boards must be CSH series, rather than CST

timing boards must be CSH series, rather than CST series.

series.

2

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



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An IF board can work in different modes to transmit dif

An IF board can work in different modes to transmit different services. This

ferent services. This

means no replacement of an IF board.

Application of IF Multimode

•

• _{Customers can set the access}_{Customers can set the access mode of an IF}_{mode of an IF board through software. This means no}_{board through software. This means no}

replacement of an IF board and smoother evolution from a 2G network to a 3G network. replacement of an IF board and smoother evolution from a 2G network to a 3G network.

•

• _{For a mobile backhaul network that transmits multiple services, using IF boards that}_{For a mobile backhaul network that transmits multiple services, using IF boards that support}_support

multiple modes means more convenient maintenance and spare

multiple modes means more convenient maintenance and spare parts preparation.parts preparation.

SDH/10GE SDH/10GE RING RING NB/eNB NB/eNB NB NB E1 E1 FE FE BTS BTS STM-1 STM-1 SDHSDH RING RING BSC BSC RNC RNC E1/ch. E1/ch. STM-1 STM-1 ATM STM-1/GE ATM STM-1/GE E1/ E1/ Ch.STM-1 Ch.STM-1 FE/GE FE/GE GE RING GE RING

…

NB/eNB NB/eNB FE FE FE/GEFE/GE ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 ISU2 I IF1F1 IF1 IF1 IFU2 IFU2 IFU2 IFU2 IFU2 IFU2 IFU2 IFU2

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IF Multimode

The ISU2/ISX2 board is available

The ISU2/ISX2 board is available in multiplein multiple modes.

modes. That is, an IF board can That is, an IF board can transmittransmit services in the following modes:

services in the following modes:

•

• _{Conventional Hybrid mode:}_{Conventional Hybrid mode: Transmits Native}_{Transmits Native}

E1+Native Ethernet services,

E1+Native Ethernet services, with AM enabled.with AM enabled.

•

• _{SDH Hybrid}_{SDH Hybrid mode: Transmits Native STM-}_{mode: Transmits Native}

STM-1+Native Ethernet services, with AM enabled. 1+Native Ethernet services, with AM enabled.

•

• _{Pure SDH mode: Transmits 1xSTM-1 or}_{Pure SDH mode: Transmits 1xSTM-1 or}

2xSTM-1 services. 2xSTM-1 services. IFU2 IFU2 E1 E1 ETH ETH AM AM IF1 IF1 1xSTM-1 1xSTM-1 IFX2 IFX2 E1 E1 ETH ETH AM, XPIC AM, XPIC ISU2 ISU2 E1 E1 ETH ETH AM AM 1/2xSTM-1 1/2xSTM-1 ISX2 ISX2 E1 E1 ETH ETH AM, XPIC AM, XPIC 1/2xSTM-1 1/2xSTM-1 

 Hybrid mode (E1+Ethernet)Hybrid mode (E1+Ethernet)

Supports the AM function. That is, t

Supports the AM function. That is, t he E1 service capacity and he E1 service capacity and Ethernet service capacity can be Ethernet service capacity can be dynamically set baseddynamically set based on the air interface capacity

on the air interface capacity. When the E1 service capacity or Ethernet service capacity is set to . When the E1 service capacity or Ethernet service capacity is set to 0, only PDH services0, only PDH services or data services are transmitted.

or data services are transmitted.



 SDH modeSDH mode

Supports 1xSTM-1 or 2xSTM-1,

Supports 1xSTM-1 or 2xSTM-1, and does not support the AM fand does not support the AM f unction. The "Bandwidth/Modulation Mode" for theunction. The "Bandwidth/Modulation Mode" for the 1xSTM-1 air interface capacity is

1xSTM-1 air interface capacity is 28M/128QAM; the "Bandwidth/Modulation Mode" for the 2xSTM-1 28M/128QAM; the "Bandwidth/Modulation Mode" for the 2xSTM-1 air interfaceair interface capacity is 56M/128QAM.

capacity is 56M/128QAM.



 Hybrid (STM-1+Ethernet) modeHybrid (STM-1+Ethernet) mode

Supports the AM function. The STM-1

Supports the AM function. The STM-1 service capacity and Ethernet service capacity can be service capacity and Ethernet service capacity can be dynamically set based ondynamically set based on the air interface capacity

the air interface capacity. When the STM-1 service capacity or Ethernet service capacity is set to . When the STM-1 service capacity or Ethernet service capacity is set to 0, only data services0, only data services or STM-1 services are transmitted. "Bandwidth/Modulation Mode" is 128QAM or higher for 28M, 64QAM or higher for or STM-1 services are transmitted. "Bandwidth/Modulation Mode" is 128QAM or higher for 28M, 64QAM or higher for 40M, and 16QAM or higher for 56M.

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Dependencies and Limitations of IF Multimode

Channel Bandwidth

Channel Bandwidth Modulation ModeModulation Mode IF ModeIF Mode

7M 7M

QPSK

QPSK • E1+ETH• E1+ETH

16QAM

16QAM • E1+ETH• E1+ETH

32QAM

64QAM

128QAM

256QAM

14M 14M

QPSK

16QAM

32QAM

64QAM

128QAM

256QAM

28M 28M

QPSK

16QAM

32QAM

64QAM

128QAM

128QAM • E1+ETH• E1+ETH_{• 1xSTM}_{• 1xSTM}

-1

256QAM

256QAM • E1+ETH• E1+ETH_•1xSTM_•1xSTM -1+ETH -1+ETH

Channel Bandwidth

Channel Bandwidth Modulation ModeModulation Mode IF ModeIF Mode

56M 56M

QPSK

16QAM

32QAM

64QAM

64QAM • E1+ETH• E1+ETH_•1xSTM_•1xSTM -1+ETH -1+ETH 128QAM 128QAM • E1+ETH • E1+ETH •1xSTM •1xSTM_-1+ETH_-1+ETH •2xSTM •2xSTM_-1_-1 256QAM

256QAM • E1+ETH• E1+ETH_•1xSTM_•1xSTM -1+ETH -1+ETH 40M 40M QPSK QPSK • E1+ETH• E1+ETH 16QAM

32QAM

64QAM

•1xSTM

•1xSTM_-1+ETH_-1+ETH

128QAM

•1xSTM

•1xSTM_-1+ETH_-1+ETH

256QAM

•

• _{The preceding tables list the IF modes corresponding to different bandwidths and modulation modes.}_{The preceding tables list the IF modes corresponding to different bandwidths and modulation modes.} •

• _{If the IF modes at the two ends of a hop are inconsistent, services will be interrupted at air interfaces, and alarms indicating}_{If the IF modes at the two ends of a hop are inconsistent, services will be interrupted at air interfaces, and alarms indicating}

configuration mismatch at both ends will be reported. configuration mismatch at both ends will be reported.

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Introduction to Packet Header

Compression Used on RTN 900 V1R3 NEs

1. Packet header compression is a new function that is

1. Packet header compression is a new function that is realized on ISU2/ISX2 boardsrealized on ISU2/ISX2 boards.. 2. Packet header compression pertains to L2 Ethernet frame header compression and L3 2. Packet header compression pertains to L2 Ethernet frame header compression and L3

Ethernet frame header compression. Ethernet frame header compression.

3. L2 Ethernet frame header compression and L3 Ethernet frame header compression can 3. L2 Ethernet frame header compression and L3 Ethernet frame header compression can

be enabled on the NMS at the same time

be enabled on the NMS at the same time or not.or not. Specification Specification L2 frame header L2 frame header compression compression

1.Compresses the DA+SA+VLAN/MPLS+TYPE bytes in an Ethernet frame 1.Compresses the DA+SA+VLAN/MPLS+TYPE bytes in an Ethernet frame

header. header.

2.Compression support: Common Ethernet frames without VLAN support 14-byte 2.Compression support: Common Ethernet frames without VLAN support 14-byte

compression; a maximum of 22-byte compression. compression; a maximum of 22-byte compression. 3.Supports

3.Supports adaptive header compression. Automaticaladaptive header compression. Automatically compresses VLAN tagsly compresses VLAN tags and MPLS labels. and MPLS labels. L3 frame header L3 frame header compression compression 1.

1. Compresses the Compresses the DA+SA+UDP DA+SA+UDP bytes in an IP bytes in an IP header.header. 2.

2. Supports IPv4/IPv6 header Supports IPv4/IPv6 header compression transmiscompression transmission, wsion, which needs to be hich needs to be setset on the NMS.

on the NMS. 3.

3. Supports adaptive header Supports adaptive header compression. compression. Automatically compresses Automatically compresses UDPUDP headers.

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Application Scenario of Packet Header

Compression

Advantages of packet header

Advantages of packet header compression:compression:

•• _{During point-to-point IP microwave transmission, VoIP and video services are short}_{During point-to-point IP microwave transmission, VoIP and video services are short packets. In}_{packets. In}

such short packets, Ethernet MAC header+IP header are large parts of

such short packets, Ethernet MAC header+IP header are large parts of packet headers. If a fpacket headers. If a fewew fixed bytes subst

fixed bytes substitute for Ethernet MAC header+IP header, the transmission efficiency of a itute for Ethernet MAC header+IP header, the transmission efficiency of a radioradio link is improved significantly, and therefore Ethernet service throughput over

link is improved significantly, and therefore Ethernet service throughput over microwave ismicrowave is boosted.

boosted.

•• _{When L2 Ethernet frame header compression is enabled, the RTN 900 V100R003 has 40%}_{When L2 Ethernet frame header compression is enabled, the RTN 900 V100R003 has 40%}

more throughput (500 Mbit/s to 600 Mbit/s) to

more throughput (500 Mbit/s to 600 Mbit/s) to transmit Ethernet services.transmit Ethernet services.

•• _{When L2 Ethernet frame header compression and L3 IP packet header compression are}_{When L2 Ethernet frame header compression and L3 IP packet header compression are}

enabled, the RTN 900 V100R003 has 130% more throughput (900 Mbit/s) to transmit Ethernet enabled, the RTN 900 V100R003 has 130% more throughput (900 Mbit/s) to transmit Ethernet services. services. Packet Packet header header Payload Payload CID(8~16Bits) CID(8~16Bits) Payload Payload CID(8~16Bits) CID(8~16Bits) Payload Payload Packet Packet header header Payload Payload Mapping

Mapping Packet headerPacket header DemappingDemapping compression

compression transmission transmission

Service transmit end

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Calculating Air-Interface Traffic in the Case of

Ethernet/IP Header

Ethernet/IP Header Compression

Compression



 When a large number of LTE serWhen a large number of LTE ser vices are deployed, the air-interface bandwidth may be insufficient. Thevices are deployed, the air-interface bandwidth may be insufficient. The ISU2/ISX2 board is recommended to provide the Ethernet/IP header compression function.

ISU2/ISX2 board is recommended to provide the Ethernet/IP header compression function.



 Calculation formula of air-interface traffic in the case of Ethernet/IP header compressionCalculation formula of air-interface traffic in the case of Ethernet/IP header compression

Service air-interface bandwidth = [(L + 3 + ROUNDUP((L +

Service air-interface bandwidth = [(L + 3 + ROUNDUP((L + En. Len)/128) + En. Len + 2(Enable one) or 3(Enable both) - L2 headerEn. Len)/128) + En. Len + 2(Enable one) or 3(Enable both) - L2 header compressed - IP header compressed - 2)/(L + 20)] x

compressed - IP header compressed - 2)/(L + 20)] x Service port bandwidthService port bandwidth L is service packet length; 3 + ROUNDUP((L

L is service packet length; 3 + ROUNDUP((L + En. Len)/128) is frame encapsulation at air interface; 20 is Ethernet frame interval + En. Len)/128) is frame encapsulation at air interface; 20 is Ethernet frame interval andand preamble; En. Len is encapsulation on RTN equipment. If the service is carried on a

preamble; En. Len is encapsulation on RTN equipment. If the service is carried on a QinQ link, the encapsulation overhead is 4; 2QinQ link, the encapsulation overhead is 4; 2 or 3 is the index of Ethernet/IP header compressed in the first f

or 3 is the index of Ethernet/IP header compressed in the first f ragment; the length of Ethernet/IP header compressed is based onragment; the length of Ethernet/IP header compressed is based on the compression length of packet at port. Only the MPLS label and layer 2 header can be compressed; 2 is the

the compression length of packet at port. Only the MPLS label and layer 2 header can be compressed; 2 is the compression lengthcompression length of FCS. The number of base stations, L, and service

of FCS. The number of base stations, L, and service port bandwidth are provided by the wireless department.port bandwidth are provided by the wireless department. For example, four base stations are mounted

For example, four base stations are mounted to the RTN 950. Ethernet headers are to the RTN 950. Ethernet headers are compressed: 6 Mbit/s (128 bytes), 16 Mbit/scompressed: 6 Mbit/s (128 bytes), 16 Mbit/s (256 bytes). The upstream air-interface bandwidth of

(256 bytes). The upstream air-interface bandwidth of the RTN 950 is [(128 + 3 + the RTN 950 is [(128 + 3 + +22 + +2 - 31 - +22 + +2 - 31 - +3)/(128 + 20)] x 6 x 4 + [(256+3)/(128 + 20)] x 6 x 4 + [(256 + +3 + 2 + +2 - + +3 + 2 + +2 - 31 - 2)/(256 + 20)] x 16 x 4 = 82.32 Mb31 - 2)/(256 + 20)] x 16 x 4 = 82.32 Mb it/sit/s DA(6 Bytes) DA(6 Bytes) SA(6 Bytes) SA(6 Bytes) TPID(2 Bytes) TPID(2 Bytes) S VID (2 Bytes) S VID (2 Bytes) TPID(2 Bytes) TPID(2 Bytes) S VID (2 Bytes) S VID (2 Bytes) Type/Length(2 Bytes) Type/Length(2 Bytes) Version Version （

（1Byte1Byte）） Type ofType ofServiceService Total LengthTotal Length ID

ID TTL TTL

Flage

Flage FragmentFragment Offset Offset P Pr or ot ot occooll HHeeaad d CChheecckkssuumm SA(4 Bytes) SA(4 Bytes) DA(4 Bytes) DA(4 Bytes) Com_CIDL1 (1 Byte) Com_CIDL1 (1 Byte) Com_Flage(1 Byte) Com_Flage(1 Byte) T Tyyppe e oof Sf Seerrvviiccee TToottaal Ll Leennggtthh ID ID TTL TTL Flage

Flage FragmentFragment Offset Offset P Pr or ot ot occooll HHeeaad d CChheecckkssuumm Playload(N Bytes) Playload(N Bytes) Playload(N-4 Bytes) Playload(N-4 Bytes) FCS(4 Bytes) FCS(4 Bytes) FCS(4 Bytes) FCS(4 Bytes) UDP Head

UDP Head 静态部分（静态部分（4 Bytes4 Bytes）） 22 22字节字节 20 20字节字节 Com_CID L2 (1 Byte) Com_CID L2 (1 Byte) MW Header

MW Header [3+ROUNDUP[3+ROUNDUP ((L+ En. Len)/128) Byte]((L+ En. Len)/128) Byte]

2

FCS(2 Bytes) FCS(2 Bytes) The

The packet comppacket comp ressedressed

Ethernet header compression. IP

headers cannot be compressed

during MPLS encapsulation.

during MPLS encapsulation. IP header compressionIP header compression

IP header IP header compressi compressi on index on index Ethernet Ethernet header header compression compression index index

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Dependencies and Limitations of Packet

Header

Compression on RTN 900 V100R003 NEs



 Packet header compression requires that thePacket header compression requires that the settings at the two ends of asettings at the two ends of a

radio link be the same.

radio link be the same. Otherwise, communication fails.Otherwise, communication fails.



 Compression information synchronization involves in point-to-pointCompression information synchronization involves in point-to-point

transmission compression information at both ends of a radio link keeps transmission compression information at both ends of a radio link keeps consistent according to the specific f

consistent according to the specific feedback information. In this manner,eedback information. In this manner, the receive end restores packet headers based on compression information. the receive end restores packet headers based on compression information. T

To achieve compression information synchronization, o achieve compression information synchronization, the radio link must bethe radio link must be reliable.

reliable.



 A maximum of 256 streamsA maximum of 256 streams can be compressed for transmission.can be compressed for transmission.



 Only the newly-developed ISU2/ISX2 boards provide the packet hOnly the newly-developed ISU2/ISX2 boards provide the packet h eadereader compression function.

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



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Introduction to MPLS

Multi-Protocol Label Switching (MPLS) c

Multi-Protocol Label Switching (MPLS) combines Aombines ATM and IP technologies. MultiTM and IP technologies. Multi--protocol means multiple Layer 3 Multi--protocols such as IPV4 and IPV6. Label switching protocol means multiple Layer 3 protocols such as IPV4 and IPV6. Label switching means switching of labels.

means switching of labels.

On an MPLS network as shown in

On an MPLS network as shown in this figure, the nodes onthis figure, the nodes on the edge are LERsthe edge are LERs, the, the intermediate intermediate nodes are LSRs. LERs and LSRs f

nodes are LSRs. LERs and LSRs fast forward packets based on labels.ast forward packets based on labels.The path along which theThe path along which the packets are forwarded is an LSP

packets are forwarded is an LSP. In t. In this figure, the red line and blue his figure, the red line and blue line represent two LSPs.line represent two LSPs. Theoretically

Theoretically, an unlimited number of , an unlimited number of MPLS labels can be MPLS labels can be stacked. Actuallystacked. Actually, there are , there are up to up to threethree layers. The outermost layer is a tunnel label and the

layers. The outermost layer is a tunnel label and the second outermost layer is a PW second outermost layer is a PW label.label. Pseudo Wire Emulation Edge to

Pseudo Wire Emulation Edge to Edge (PWE3) can Edge (PWE3) can encapsulate Aencapsulate ATM, TDM, and Ethernet servicesTM, TDM, and Ethernet services into PWs for transmission over an MPLS network.

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Dependencies and Limitations of MPLS

1. Dependencies

IF boards for IP microwave and Ethernet interface boards support MPLS tunnels. IF boards for IP microwave and Ethernet interface boards support MPLS tunnels. 2. Limitations

2. Limitations

Currently

Currently, MPLS , MPLS labels can only labels can only be configured statically.be configured statically.

MPLS tunnels are supported, but IP tunnels and GRE tunnels are not created. MPLS tunnels are supported, but IP tunnels and GRE tunnels are not created. Tunne

Tunnel bandwidth limitation is l bandwidth limitation is only valid for bandwidth verifionly valid for bandwidth verification on the configurationcation on the configuration layer

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Introduction to ETH PWE3, TDM PWE3, and

A

TM PWE3

Ethernet services, TDM (CES)

Ethernet services, TDM (CES) services, and Aservices, and ATM services can TM services can be encapsulated into PWE3be encapsulated into PWE3 packets and carried on tunnels that are transmitted on an MPLS network.

packets and carried on tunnels that are transmitted on an MPLS network. As shown in this figure, an MPLS network is present betwe

As shown in this figure, an MPLS network is present between the NodeBs and the RNC anden the NodeBs and the RNC and BSC. The services from the NodeBs are encapsulated into PWE3 packets and then

BSC. The services from the NodeBs are encapsulated into PWE3 packets and then transmitted over tunnels. At the other end of the MPLS network, the PWE3 packets are transmitted over tunnels. At the other end of the MPLS network, the PWE3 packets are decapsulated and transmitted to the RNC/BSC.

decapsulated and transmitted to the RNC/BSC.

TDM TDM ATM ATM TDM TDM IMA/ATM IMA/ATM (E1) (E1) MPLS Network MPLS Network ATM ETH ATM ETH TDM TDM ETH ETH ATM ATM TDM TDM ETH ETH ATM ATM ATM ATM ETH ETH PWE3

PWE3 TTunnunnelel

RNC

BSC

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Introductio

n to

MS-PW



Multi-segment pseudowire (MS-PW): An MS-PW is set up

between two or more adjacent PW segments.



PW switching provider edge (S-PE): An S-PE

PW switching provider edge (S-PE): An S-PE is an intermediate

is an intermediate

PE that switches PW labels.



PW terminating provider edge (T-PE): A T-PE

PW terminating provider edge (T-PE): A T-PE is used at both

is used at both

ends of an MS-PW to terminate a PW label.

T-PE

T-PE S-PES-PE T-PET-PE

NB RNC

NB _Tunnel1_Tunnel1 _Tunnel2_Tunnel2 RNC

PW1 PW2

MS-PW MS-PW

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Typical application of MS-PW



As shown in the As shown in the left figure, the SS-PW left figure, the SS-PW is used to cris used to create simulation services between the NodeBseate simulation services between the NodeBs and RNC. When a

and RNC. When a NodeB is added, two end-to-end tunnels must be added on NodeB is added, two end-to-end tunnels must be added on the PSN2 network.the PSN2 network. As a result, with the increase of NodeBs, the number of the tunnels in the PSN2 network

As a result, with the increase of NodeBs, the number of the tunnels in the PSN2 network increases sharply.

increases sharply. 

As shown in the right figure, multiple PWs share a tunnel in the PSN2 network. This is called MS-As shown in the right figure, multiple PWs share a tunnel in the PSN2 network. This is called MS-PW.

PW.

Requiring fewer tunnels at a convergence node

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Introduction to IMA

IMA, standing for

IMA, standing for inverse multiplexing for Ainverse multiplexing for ATM, is a TM, is a technology that demultiplexes thetechnology that demultiplexes the stream of c

stream of concentrated oncentrated AATM cells into mulTM cells into multiple lower-rate ltiple lower-rate links and multiplexes theseinks and multiplexes these lower-rate links at

lower-rate links at the remote end the remote end to recover the original to recover the original stream of concatenated Astream of concatenated ATMTM cells. By using this

cells. By using this technologytechnology, multiple lower-r, multiple lower-rate links are ate links are flexibly and convenientlyflexibly and conveniently multiplexed.

multiplexed.

IMA is used on E1 links or

IMA is used on E1 links or links of other rlinks of other rates to transmit Aates to transmit ATM cells. The IMA sublayerTM cells. The IMA sublayer is part

is part of the Physical of the Physical layerlayer, that , that is, between the is, between the TranspoTransport layer rt layer and the Aand the ATM layer. ItTM layer. It transparently transmits A

transparently transmits ATM and higher TM and higher layer signals.layer signals.

As show in the figure, LAG

As show in the figure, LAG provides the following provides the following functions:functions: Increases the bandwidth utilization

Increases the bandwidth utilization: Multiple low-rate links can be multiplexed into a logical high-: Multiple low-rate links can be multiplexed into a logical high-rate link.

rate link.

Dynamically adjusting the bandwidth

Dynamically adjusting the bandwidth: After an IMA group is successfully created, : After an IMA group is successfully created, the bound linksthe bound links in the IMA group can be dynamically added or deleted.

in the IMA group can be dynamically added or deleted. Improving the usability

Improving the usability: The IMA group supports the link : The IMA group supports the link troubleshooting and automatic linktroubleshooting and automatic link recovery

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Typical Application of Fractional E1



 Fractional E1 has the same application as IMA/CES.Fractional E1 has the same application as IMA/CES.



 Fractional E1 services are classified into Fractional E1 services are classified into Fractional E1 IMA services and Fractional E1 CES Fractional E1 IMA services and Fractional E1 CES services.services.

The 64 kbit/s timeslots in E1 are fully used to

The 64 kbit/s timeslots in E1 are fully used to transmit 2G services (CES) and 3G services (IMAtransmit 2G services (CES) and 3G services (IMA).).



 Fractional E1 IMA has the same functions as E1 IMA, and Fractional E1 CES has the same functions asFractional E1 IMA has the same functions as E1 IMA, and Fractional E1 CES has the same functions as

CES. CES.



 For IMA negotiation of Fractional E1 IMA, only one or For IMA negotiation of Fractional E1 IMA, only one or several 64 kbit/s timeslots in E1 on the NodeBseveral 64 kbit/s timeslots in E1 on the NodeB

side interconnect with the corresponding timeslots in E1 on

side interconnect with the corresponding timeslots in E1 on the RTN side. Unlike common IMA,the RTN side. Unlike common IMA, Fractional E1 IMA transmits valid timeslots, which requires less bandwidth.

Fractional E1 IMA transmits valid timeslots, which requires less bandwidth.

BTS BTS BSC BSC BTS BTS BTS BTS PW PW 0 0 2 2 3131 PW PW 0 0 1 1 3131 PW PW 0 1 2 3 0 1 2 3 Saving bandwidths Saving bandwidths is saving is saving investment. investment.

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



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Introduction to Clock Features

The OptiX RTN 900 supports four clock features: Physical layer clocks, IEEE 1588v2 clocks, The OptiX RTN 900 supports four clock features: Physical layer clocks, IEEE 1588v2 clocks, IEEE 1588 ACR clocks, and CES ACR clocks.

IEEE 1588 ACR clocks, and CES ACR clocks.

Feature Feature RTN 900 RTN 900 R1 R1 (Packet) (Packet) RTN 900 RTN 900 R2 R2 (Hybrid) (Hybrid) RTN 900 R3 RTN 900 R3 (Hybrid + (Hybrid + Packet) Packet) Strategy Strategy Physical layer Physical layer clock clock √√ √√ √√

1. Contains microwave air-interface, external clock port, synchronous 1. Contains microwave air-interface, external clock port, synchronous

Ethernet, STM-N port. Ethernet, STM-N port. IEEE 1588v2 IEEE 1588v2 clock clock √√ xx √√

1. The OptiX RTN 900 R1 and OptiX RTN 900

1. The OptiX RTN 900 R1 and OptiX RTN 900 R3 support the IEEE 1588v2.R3 support the IEEE 1588v2. The CSHD board on the OptiX RTN 900 R3C00 supports IEEE 1588v2 The CSHD board on the OptiX RTN 900 R3C00 supports IEEE 1588v2 clocks. The OptiX RTN 900 R3C00 supports IEEE 1588v2 time

clocks. The OptiX RTN 900 R3C00 supports IEEE 1588v2 time

synchronization through air interfaces. Currently, only OC/BC modes are synchronization through air interfaces. Currently, only OC/BC modes are supported. The TC mode is not supported.

supported. The TC mode is not supported.

IEEE 1588 IEEE 1588 ACR clock

ACR clock √√ xx √√

1. The OptiX RTN 900 R1 and OptiX RTN 900

1. The OptiX RTN 900 R1 and OptiX RTN 900 R3 support IEEE 1588 ACRR3 support IEEE 1588 ACR clocks.

clocks.

2. In the R1 version, IEEE 1588 ACR clocks c

2. In the R1 version, IEEE 1588 ACR clocks c an traverse only a PSNan traverse only a PSN defined by ITU-T G.8261.

defined by ITU-T G.8261.

3. In the R3C00 version, IEEE 1588 ACR clocks can

3. In the R3C00 version, IEEE 1588 ACR clocks can traverse a non-PSNtraverse a non-PSN such as a microwave network and SDH (VC-4) network.

such as a microwave network and SDH (VC-4) network.

CES ACR CES ACR clock

clock √√ xx √√

1. The CES ACR in the R1 version

1. The CES ACR in the R1 version adopts the FIFO mode, which isadopts the FIFO mode, which is unavailable at a microwave port.

unavailable at a microwave port.

2. In the R1 version, IEEE 1588 ACR clocks c

2. In the R1 version, IEEE 1588 ACR clocks c an traverse only a PSNan traverse only a PSN defined by ITU-T G.8261.

defined by ITU-T G.8261.

3. In the R3C00 version, CES ACR clock

3. In the R3C00 version, CES ACR clock s using the enhanced timestamps using the enhanced timestamp scheme can traverse a non-PSN such as a W

scheme can traverse a non-PSN such as a W DM network, microwaveDM network, microwave network and SDH (VC-4) network.

network and SDH (VC-4) network.

Physical layer clocks, IEEE 1588v2 clocks, and IEEE 1588 ACR clocks can be used to achieve frequency synchronization between Physical layer clocks, IEEE 1588v2 clocks, and IEEE 1588 ACR clocks can be used to achieve frequency synchronization between NEs in order to meet BS frequency synchronization, microwave overhead clock synchronization, and retiming clock extraction NEs in order to meet BS frequency synchronization, microwave overhead clock synchronization, and retiming clock extraction requirements. IEEE 1588v2 clocks can achieve time synchronization between NEs and with BSs. CES ACR clocks can meet the requirements. IEEE 1588v2 clocks can achieve time synchronization between NEs and with BSs. CES ACR clocks can meet the frequency synchronization requirements of TDM services, and provide frequency synchronization for BSs.

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HUAWEI TECHNOLOGIES CO.

HUAWEI TECHNOLOGIES CO.，， LTD. LTD. Huawei ConfidentialHuawei Confidential

Introduction to IEEE 1588 ACR

IEEE 1588 ACR is

IEEE 1588 ACR is a frequency a frequency synchronization technologysynchronization technology. T. To be o be specific, the specific, the master equipmentmaster equipment encapsulates the local system clock into a Sync pack

encapsulates the local system clock into a Sync pack et as a time stamp and tet as a time stamp and transmits the Sync packetransmits the Sync packet to a packet switched network (PSN), which

to a packet switched network (PSN), which transparently transmits the Sync packet to the stransparently transmits the Sync packet to the s lavelave equipment. On receiving the Sync packet, the slave equipment extracts the t

equipment. On receiving the Sync packet, the slave equipment extracts the t ime stamp from the Syncime stamp from the Sync packet and recovers the clock frequency by

packet and recovers the clock frequency by using the ACR algorithm. In this wayusing the ACR algorithm. In this way, the , the clock frequencyclock frequency of the PTP equipment at the t

of the PTP equipment at the two ends of a PSN wo ends of a PSN is synchronized. IEEE 1588 ACR achieves onlyis synchronized. IEEE 1588 ACR achieves only frequency synchronization and cannot achieve time s

frequency synchronization and cannot achieve time s ynchronization.ynchronization. As shown in the figure, to achieve

As shown in the figure, to achieve frequency synchronization frequency synchronization between area between area A and A and area C on the twoarea C on the two sides of the PSN, enable

sides of the PSN, enable the IEEE 1588 ACR function on the equipment on the two sides of the IEEE 1588 ACR function on the equipment on the two sides of the PSN.the PSN. That is, the PTN 3900

That is, the PTN 3900 sends Sync packets that are later sends Sync packets that are later transmitted through a PSN. On the RTN 950transmitted through a PSN. On the RTN 950 enabled with the IEEE 1588 ACR function, the clocks are recovered and transmitted downstream enabled with the IEEE 1588 ACR function, the clocks are recovered and transmitted downstream through the physical layer.

through the physical layer.

Page 34 Page 34

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Introduction to CES ACR

CES A

CES ACR is a function that uses the adaptive clock recovery CR is a function that uses the adaptive clock recovery (ACR) technology to(ACR) technology to

recover clock synchronization information carried by CES packets. As shown in the figure, recover clock synchronization information carried by CES packets. As shown in the figure, Master uses the E1 service clock/local c

Master uses the E1 service clock/local clock information as timestamps in RTP packetlock information as timestamps in RTP packet headers and encapsulates them into CES packets. Slave recovers clocks according to headers and encapsulates them into CES packets. Slave recovers clocks according to the timestamps/SN in packets, therefore achieving frequency synchronization

the timestamps/SN in packets, therefore achieving frequency synchronization requirements of TDM services and BSs.

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Introduction to IEEE

1588v2

IEEE 1588v2, defined by the IEEE,

IEEE 1588v2, defined by the IEEE, means the Precision Clock

means the Precision Clock

Synchronization Protocol for Networked

Synchronization Protocol for Networked Measurement and

Measurement and

Control Systems (PTP for short).

IEEE 1588v2 clock protocol is applied to

IEEE 1588v2 clock protocol is applied to precise time

precise time

synchronization at each node on a distributed communication

network. With the relevant hardware and software, the system

clock of the network equipment (or client) synchronizes with the

master clock on the network at the

master clock on the network at the nanosecond level.

nanosecond level.

Independently of the GPS signals, IEEE 1588v2 is

Independently of the GPS signals, IEEE 1588v2 is a low cost time

a low cost time

synchronization network solution.

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



(38)

Introduction to the Outdoor Cabinet

Monitoring Function

The microwave equipment uses

The microwave equipment uses RJ485 ports to connect to COM ports RJ485 ports to connect to COM ports of outdoorof outdoor

cabinets for outdoor cabinet monitoring.

Outdoor cabinets are present as extended interface boards (PMU and TCU) on the NMS. Outdoor cabinets are present as extended interface boards (PMU and TCU) on the NMS. For different outdoor cabinets, the PMU

For different outdoor cabinets, the PMU and TCU boards are configured differentlyand TCU boards are configured differently.. T

Temperature monitoring: The temperature emperature monitoring: The temperature of outdoor cabinets and fan of outdoor cabinets and fan information can beinformation can be queried. The temperature alarm threshold, fan speed adjustment, and TCU alarm

queried. The temperature alarm threshold, fan speed adjustment, and TCU alarm severityseverity can be set.

can be set.

Power monitoring: The power supply modules

Power monitoring: The power supply modules of outdoor cabinets and storageof outdoor cabinets and storage information managed by the PSU can be queried and set.

information managed by the PSU can be queried and set.

Environment monitoring: The environment factors that may result in damage to Environment monitoring: The environment factors that may result in damage to equipment and equipment

equipment and equipment fault. The monitoring fault. The monitoring contents pertain to contents pertain to temperature, humiditytemperature, humidity,, door magnet, water intrusion, smoke, door access system,

door magnet, water intrusion, smoke, door access system, and cable distribution frame.and cable distribution frame.

OptiX RTN 910s and OptiX RTN 950s support the outdoor cabinet

monitoring function.

OptiX RTN 980s can not support the outdoor cabinet monitoring function.

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Typical Application of the Outdoor Cabinet

Monitoring Function

1. APM30

1. APM30 AC cabinet (110 V/220 V), containing one PMU

AC cabinet (110 V/220 V), containing one PMU and two TCUs

and two TCUs

APM30 DC cabinet (-48 V), containing one TCU

OMB AC cabinet (1

OMB AC cabinet (110 V/220 V), c

10 V/220 V), containing one PMU and

ontaining one PMU and one TCU

one TCU

OMB DC cabinet (-48 V), containing one TCU

2. APM30 cabinets can be

2. APM30 cabinets can be ground-mounted

ground-mounted. The

. The DC cabinet

DC cabinet has 1

has 11U equipment

1U equipment

installation space and the AC cabinet has 7U equipment installation space.

Outdoor mini boxes (OMBs) can be wall-mounted with metal

Outdoor mini boxes (OMBs) can be wall-mounted with metal poles. It has 2U

poles. It has 2U

equipment installation space.

OMB cabinet

APM30 cabinet

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Introduction to the RTN 900 V1R3



New Functions of the RTN 900 V1R3



(41)

Interconnectio

n Relationship Between

IF

Boards on RTN NEs

IF Board on RTN 900 V1R3 IF Board on RTN 900 V1R3

on the Local End on the Local End

IF Board on RTN 900 V1R3 on IF Board on RTN 900 V1R3 on

the Opposite End

the Opposite End Service ModeService Mode RemarksRemarks IFU2

IFU2 IFU2IFU2 E1+ETHE1+ETH IF1

IF1 IF1IF1 NxE1/STM-1NxE1/STM-1 IFX2

IFX2 IFX2IFX2 E1+ETHE1+ETH XPICXPIC ISU2

ISU2 ISU2ISU2 E1+ETH/STM-1+ETH/STM-1/2xSTM-1E1+ETH/STM-1+ETH/STM-1/2xSTM-1 ISX2

ISX2 ISX2ISX2 E1+ETH/STM-1+ETH/STM-1/2xSTM-1E1+ETH/STM-1+ETH/STM-1/2xSTM-1 XPICXPIC ISU2

ISU2 ISX2ISX2 E1+ETH/STM-1+ETH/STM-1/2xSTM-1E1+ETH/STM-1+ETH/STM-1/2xSTM-1

The ISX2 board is The ISX2 board is not enabled with not enabled with the XPIC function. the XPIC function.

Interconnection relationship between IF boards on RTN 900 V1R3 Interconnection relationship between IF boards on RTN 900 V1R3

IF Board on RTN 900 V1R3 on IF Board on RTN 900 V1R3 on

the Local End the Local End

IF Board on RTN 900 V1R2 on the IF Board on RTN 900 V1R2 on the

Opposite End

Opposite End Service ModeService Mode RemarksRemarks IFU2

IFU2 IFU2IFU2 E1+ETHE1+ETH IF1

IFX2 IFX2IFX2 E1+ETHE1+ETH XPICXPIC ISU2

ISU2 N/AN/A ISX2

ISX2 N/AN/A

Interconnection relationship between IF boards on RTN 900 V1R3 and those on RTN 900 V1R2 Interconnection relationship between IF boards on RTN 900 V1R3 and those on RTN 900 V1R2

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Interconnectio

n Relationship Between

IF

Boards on RTN NEs

IF Board on RTN 900 IF Board on RTN 900 V1R3 on the Local End V1R3 on the Local End

IF Board on RTN 600 IF Board on RTN 600 on the Opposite End

on the Opposite End Service ModeService Mode RemarksRemarks IFU2

IFU2 IFH2IFH2 E1+ETHE1+ETH The air interface is not enabled with the 1588v2 feature.The air interface is not enabled with the 1588v2 feature. IFU2

IFU2 IFH1IFH1 E1+ETHE1+ETH

The air interface on RTN 605 R3 is not enabled with the The air interface on RTN 605 R3 is not enabled with the

1588v2 feature. The 56 MHz channel spacing is not 1588v2 feature. The 56 MHz channel spacing is not

supported. supported. IF1

IFX2 N/AN/A ISU2

ISU2 N/AN/A ISX2

ISX2 N/AN/A

Interconnection relationship between IF boards on RTN 900 V1R3 and those on

Interconnection relationship between IF boards on RTN 900 V1R3 and those on RTN 600 Note: ETH refers to the IFRTN 600 Note: ETH refers to the IF service mode, bearing MPLS or Native Ethernet services.

service mode, bearing MPLS or Native Ethernet services.

IF Board on RTN 900 IF Board on RTN 900 V1R3 on the Local End V1R3 on the Local End

IF Board on RTN 900 V1R1 IF Board on RTN 900 V1R1

on the Opposite End

on the Opposite End Service ModeService Mode RemarksRemarks IFU2

IFU2 IFE2IFE2 ETHETH The air interface is enabled with the 1588v2 feature.The air interface is enabled with the 1588v2 feature. IF1

IF1 N/AN/A IFX2

IFX2 IFX2IFX2 ETHETH The air interface is enabled with the 1588v2 feature.The air interface is enabled with the 1588v2 feature. ISU2

ISU2 N/AN/A ISX2

ISX2 N/AN/A

Interconnection relationship between IF boards on RTN 900 V1R3 and those on RTN 900 V1R1 Interconnection relationship between IF boards on RTN 900 V1R3 and those on RTN 900 V1R1

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120800620-OptiX-RTN-900.pdf

ptiX RTN 900 V100R003C00

ptiX RTN 900 V100R003C00

New Features Introduction

New Features Introduction

2011-XX-XX

Preface

Preface

This document describes the new

This document describes the new

features of the OptiX RTN 900

features of the OptiX RTN 900

V100R003 (RTN 900 V1R3 for short).

V100R003 (RTN 900 V1R3 for short).

After reading

After reading this document,

this document, you will

you will

be aware of the indicators and

be aware of the indicators and

applications of new devices and

applications of new devices and

functions of the RTN 900 V1R3

functions of the RTN 900 V1R3

compares with R1/R2 version.

compares with R1/R2 version.

Study Guide

Study Guide

The product manuals of the RTN 900

The product manuals of the RTN 900

V1R3 can be used for reference.

V1R3 can be used for reference.

The keys of the study are new features

The keys of the study are new features

and new functions of the RTN 900 V1R3.

and new functions of the RTN 900 V1R3.

References

References

OptiX RTN 900 V100R003C00 product

OptiX RTN 900 V100R003C00 product

manuals

manuals

Upon the completion of the course, you w

Upon the completion of the course, you will be aware of:

ill be aware of:

Overall features and product positioning of the RTN 900

Overall features and product positioning of the RTN 900

V1R3

V1R3

New software features of the RTN 900 V1R3

New software features of the RTN 900 V1R3

Objectives

Contents

Contents

Overview of the RTN 900 V1R3

Overview of the RTN 900 V1R3

New Functions of the RTN 900 V1R3

New Functions of the RTN 900 V1R3

Overview of RTN 900s

Overview of RTN 900s

The RTN 900 V1R3 is a v

The RTN 900 V1R3 is a version combining Packet radio and Hybrid

ersion combining Packet radio and Hybrid radio on

radio on

the RTN 900. The RTN 900 can be smoothly upgraded from V1R2 to V1R3,

the RTN 900. The RTN 900 can be smoothly upgraded from V1R2 to V1R3,

since the RTN 900 V1R3

since the RTN 900 V1R3 is on the same platform as

is on the same platform as the RTN 900 V1R2.

the RTN 900 V1R2.

RTN 900

RTN 900

Product Positioning

Product Positioning

Contents

Contents

Introduction to the RTN 900 V1R3

Introduction to the RTN 900 V1R3

New Functions of the RTN 900 V1R3

New Functions of the RTN 900 V1R3