alultele6enb組網(wǎng)實(shí)施方案指導(dǎo)原則

s?

Alca Shanghai

Bell

2010ALU

LE6

組網(wǎng)簡述ALU

LE6

eNB

組網(wǎng)實(shí)施方案ALU

LE6

eNB

參考組網(wǎng)實(shí)例ALU

LE6

組網(wǎng)簡述s?ALU

LE6組網(wǎng)簡述4

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ALU

LTENetworkArchitectures?ALU

L E6

組網(wǎng)簡述產(chǎn)品型號對應(yīng)表：NE

TypeNE

ReferenceBackhaul

&BackboneRouter7705-SAR

FamilyRouter7750-SR

FamilyEUTRANeNodeB9412

Compact

NodeBeNodeB9926

BBU

v2eNodeB9442RRHeNodeB9768

MROeNodeB9764

MCOEPCMME9471MMES-GW7750-SR

S-GWP-GW7750-SR

P-GWHSS8650

SDMPCRF5780DSCLIG/IMC1357LIGMBMSeMBMS

GWAAA8950

AAACMS9981

CMSWMM9471

WMMBilling

&ChargingICC8610OCSIeCCF8615

OFCSOAMOMC5620

SAM5

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ALU

LTENetworkArchitectures?ALU

LE6

eNB

組網(wǎng)實(shí)施方案s?eNB

設(shè)備能力－MDA端口模型SFP2

可采用光TRX(1000BASE-X)或電TRX(1000BASE-X/100BASE-FX)RJ45

(10/100/1000BASE-T)僅SFP2和RJ45口可用于回程網(wǎng)互連，且同時連接時，SFP2為工作狀態(tài)。GEMDASFP2光TRX與RJ45都可做為SyncE同步接口；SFP2

電TRX不支持。7

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ALU

LTENetworkArchitectures?eNB

設(shè)備能力－MDA

SFP兼容類型SFPDescriptionWave

LengthConnectorTypeDistanceOpticalModePBA

GIGETXSFPCOPPER

MODULE1000BASE-TX

SmallForm-Factor

Pluggable(SFP)

Copper

ModuleN/ARJ45<20mPBA

GIGE

SXSFPOPTICS

MODULE

–LC1000BASE-SX

SmallForm-Factor

Pluggable(SFP)

Optics

Module850nmLC500mMM

dualfiberPBA

GIGE

LXSFPOPTICS

MODULE

–LC1000BASE-LX

SmallForm-Factor

Pluggable(SFP)

Optics

Module1310nmLC10KMSM

dualfiber8

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ALU

LTENetworkArchitectures?eNB－無線回程網(wǎng)互聯(lián)方案1

VLAN,

2VLANs,

3

VLANs

or

4

VLANs9

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型Only

one

configuration

is

supported

with

untagged

Ethernet

frames1588

&M1-U

are

not

supported

with

untagged

Ethernet

trafficno

VLANTraffic

type1588OAMS1-US1-CX2-UX2-CM3M1IGMPv3MLDv20legacyFDD+TDDIPv4@1IPv4@210

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型1588

requires

a

dedicated

IP

address.M1-U

isnot

supported

with

1

VLAN

configuration。VLAN

1Traffictype1588OAMS1-US1-CX2-UX2-CM3M1IGMPv3MLDv21legacyFDD+TDDIPv4@2IPv4@1IPv4@32legacyFDD+TDDIPv4@13legacyFDD+TDDIPv4@1IPv4@24legacyFDD+TDDIPv4@1IPv4@25legacyFDD+TDDIPv6@1IPv6@211

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型VLAN

1VLAN

2Traffic

type1588OAMS1-US1-CX2-UX2-CM3M1IGMPv3MLDv26legacyFDD+TDDIPv4@2IPv4@1IPv4@37legacyFDD+TDDIPv4@1IPv4@28legacyFDD+TDDIPv6@1IPv6@29legacyFDD+TDDIPv4@1IPv6@210legacyFDD+TDDIPv4@2IPv4@1IPv6@312

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型TrafficDescriptor

instance

of

theOAM

must

be

mapped

on

theVLAN

instance28legacyFDDonlyIPv6@2IPv6@1IPv4@329legacyFDD

onlyIPv6@2IPv6@1IPv6@347newFDD+TDDIPv6@1IPv6@2no

IP@IPv6@349newFDD+TDDIPv6@2IPv6@1IPv6@3IPv6@4IPv6@3IPv6@4no

IP@IPv6@552newFDD+TDDIPv4@2IPv4@1IPv4@3IPv4@4IPv4@3IPv4@4no

IP@IPv4@413

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型3

VLANs模型VLAN

1VLAN

2VLAN

3Traffic

type1588OAMS1-US1-CX2-UX2-CM3M1IGMPv3MLDv211legacyFDD+TDDIPv4@1IPv4@2no

IP@16legacyFDD+TDDIPv4@1IPv4@2IPv4@3IPv4@2IPv4@317legacyFDD+TDDIPv4@1IPv6@2IPv6@3IPv6@2IPv6@318legacyFDD+TDDIPv6@1IPv4@2IPv4@3IPv4@2IPv4@319legacyFDD+TDDIPv6@1IPv6@2IPv6@3IPv6@2IPv6@320legacyFDD+TDDIPv4@1IPv4@2IPv4@321legacyFDD+TDDIPv4@1IPv6@2IPv6@322legacyFDD+TDDIpv6@1IPv4@2IPv4@323legacyFDD+TDDIPv6@1IPv6@2IPv6@314

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型1588

cannot

be

used

with

eMBMS

traffic(M1-U

interface)。OAM

must

be

mapped

on

the

TrafficDescriptor

instance

of

theVLAN

instance

。24legacyFDD+TDDIPv4@2IPv4@1IPv4@3IPv4@4IPv4@3IPv4@425legacyFDD

onlyIPv6@2IPv6@1IPv6@3IPv6@4IPv6@3IPv6@426legacyTDD

onlyIPv4@2IPv4@1IPv4@327legacyFDD

onlyIPv6@2IPv6@1IPv6@330legacyFDD+TDDIPv6@1IPv6@2no

IP@44legacyTDD

onlyIPv4@2IPv4@1IPv4@3IPv4@445legacyTDD

onlyIPv4@2IPv4@1IPv6@3IPv6@448newFDD+TDDIPv6@2IPv6@1IPv6@3no

IP@IPv6@451newFDD+TDDIPv6@2IPv6@1IPv6@3no

IP@IPv6@315

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ALU

LTENetworkArchitectures?eNB－L2&L3配置模型TrafficDescriptor

instance

of

theOAM

must

be

mapped

on

theVLAN

instance.地址，外部通信不得使192.168.0.0

to

192.168.255.255為eNB用。eNB不支持任何路由協(xié)議。VLAN

1VLAN

2VLAN

3VLAN

4Traffic

type1588OAMS1-US1-CX2-UX2-CM3M1IGMPv3MLDv246legacyFDD

onlyIPv4@2IPv4@1IPv4@3IPv4@4IPv4@3IPv4@450newFDD+TDDIPv6@2IPv6@1IPv6@3no

IP@IPv6@453newFDD+TDDIPv4@2IPv4@1IPv4@3noIP@IPv4@416

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ALU

LTENetworkArchitectures?eNB－QoS

模型controlFlowdscpcontrolFlowdscpICMPCS6SctpX2AF41PtpEvtMsgCS7GTPuEcho

(S1)AF41PtpGenMsgAF41CallTraceAF12SctpS1AF41OAMAF11QCI

&

DSCPqci

(1)dscp

(S1)dscp

(X2)1GBR,

Low

delay,

High

lossEFEF2GBR,

Low

delay,

Medium

lossEFEF3GBR,

Low

delay,

Medium

lossEFEF4GBR,

Medium

delay,

Low

lossAF42AF425Non-GBR,

Low

delay,

Low

lossAF41AF416Non-GBR,

Low

delay,

Low

lossAF42AF427Non-GBR,

Med

delay,

Low

lossAF22AF228Non-GBR,

Med

delay,

LowlossAF21AF219Non-GBR,

HighdelayBEBE10-255Non-GBR,

High

delayBEBE1-9

為3GPP定義值，10-255

為ALU自定義值。17

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ALU

LTENetworkArchitectures?eNB－QoS

模型dscppBitdscppBitCS77AF313CS66CS33EF5AF232VOICE-ADMIT5AF222CS55AF212AF434CS22AF424AF131AF414AF121CS44AF111AF333CS11AF323BE018

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ALU

LTENetworkArchitectures?eNB－UL

traffic

shaeNB

上行帶寬流量整型可以基于單個VLAN也可基于單個物理端口。流量整型支持以下三種方式：CIRCIR&EIRNosha帶寬整型顆粒度有以下四種：100

Kbit/s

steps

up

to

1

Mbit/s1

Mbit/s

step

beyond

1

Mbit/s

up

to

10

Mbit/s5

Mbit/s

step

beyond

10

Mbit/s

up

to

100

Mbit/s50

Mbit/s

step

beyond

100

Mbit/s

up

to

1Gbit/s19

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ALU

LTENetworkArchitectures?eNB－同步實(shí)現(xiàn)方案GPS同步：適用于FDD－LTE和TDD－LTE。適用于已布署GPS同步的站點(diǎn)?？赡芤虺杀荆?，技術(shù)壁壘等原因無法適用。廣SyncE同步：1

適用于FDD－LTE。2只能提供頻率同步信號，故無法應(yīng)用于TDD－LTE及LTE多播多播業(yè)務(wù)（eMBMS）。3

需要端到端傳輸鏈中所有以太設(shè)備都能支持。3）可能因成本，政治，技術(shù)壁壘等原因無法適用。20

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ALU

LTENetworkArchitectures?21

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ALU

L

E

Netwo

k

A

ch

tectu

e

Gu

del

nes

|

Ap

20

3eNB－同步實(shí)現(xiàn)方案1588V2

PTP同步：ALU

eNB僅支持PTP

over/UDP/IP/ETH,不支持PTP

over

ETH

模式。ALU

eNB支持PTP

單播模式。PTP業(yè)務(wù)流與OAM業(yè)務(wù)流共VLAN時需要配置較高的QoS優(yōu)先級。PTP

over

IPv6只支持FDD－LTE，不支持TDD－LTE。eNB

(PTP

client)IP1588

GrandMaster(TP5000)UDP/IP/Eth所有eNB屬于同一個同步域s?

Alca Shanghai

Bell

2010每個eNB作為PTP的客戶端（Slave）PTP服務(wù)器（GrandMaster）提供參考時鐘給所有的PTP客戶端Client-Server架構(gòu)同步域1588

GrandMaster必須有外部同步信號作為參考時鐘（GPS、E1或者

2048MHz輸入）eNB－MTU設(shè)置eNB－

backhual接入點(diǎn)間幀格式注：IPv4

IP包頭20bytes；IPv6

IP包頭40bytes。22

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ALU

LTENetworkArchitectures?eNB－MTU設(shè)置通道和信令通道支持PMTUD（path

MTU

discovery）通道和信令通道默認(rèn)采用PMTUD發(fā)現(xiàn)網(wǎng)絡(luò)通路的最大path

MTU限eNBeNB制。eNB

PMTUD發(fā)現(xiàn)的起始探測值在eNB

mTU參數(shù)中設(shè)置。eNB用戶面通道不支持PMTUD。需要網(wǎng)絡(luò)通路中所有的路由設(shè)備支持并啟用ICMP

（type3，code4）*。type

3Destination

Unreachable;

Code

4

Fragmentation

needed

and

DF

(Don'tFragment)

set23

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ALU

LTENetworkArchitectures?接入方案限制歸納單eNB只能提供一路物理端口上連回程網(wǎng)。eNB暫不支持同一VLAN的IPv4&IPv6地址的雙棧配置。如選用SyncE同步方式，eNB必須采用SFP2

光TRX

（）或RJ45上連。如選用1588v2

PTP同步方式，必須采用PTP/UDP/IP/ETH模式。。。。24

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ALU

LTENetworkArchitectures?ALU

LE6

eNB

參考組網(wǎng)實(shí)例s?參考組網(wǎng)實(shí)例－

移動sGWL3L3二三層橋接點(diǎn)L2PE1PE2PE3PE4移動IPbackha

采用eNB側(cè)劃分為OAM

和。vlan。(配置模型7)eNB各vlan內(nèi)網(wǎng)關(guān)設(shè)置于PTN網(wǎng)絡(luò)內(nèi)二三層橋接點(diǎn)。PTN網(wǎng)絡(luò)根據(jù)eNB配置模型7規(guī)劃相應(yīng) 虛通道和業(yè)務(wù)虛通道，eNB根據(jù)PTN規(guī)劃設(shè)置相應(yīng)VLAN及IP地址。（PTN規(guī)劃需符合ALU

eNB配置模型之一）26

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ALU

LTENetworkArchitectures?參考組網(wǎng)實(shí)例－

移動每個省分兩個號主機(jī)（8位）固定值10（8位）地市

子網(wǎng)（5位）

（3位）100.71Q1Q2H1.LTE

采用PTN規(guī)劃地址，第一個8位為固定值（

100

），地址

唯一第二個8位用來區(qū)分省，每個省分配兩個值，比如

分配100.71.*.*Q1分配5位，

支持16個地市編碼（ 第一位固定為1）；Q2為二三層橋接組

；H為子網(wǎng)內(nèi)的主機(jī)

，可分配為8個子網(wǎng)，每個子網(wǎng)為27位（一個C,

分8個/27）；項(xiàng)目二三層橋接組虛子接口VLANIP范圍LTE用IP預(yù)留IP說明1-100.71-2-254（循環(huán)）子網(wǎng)內(nèi)可用主機(jī)IP用IP供測試實(shí)例1100.71.0.12-30100.71.0.2-30前25個4個100.71.0.3334-62100.71.0.34-62前25個4個100.71.0.6566-94100.71.0.66-94前25個4個100.71.0.9798-126100.71.0.98-126前25個4個100.71.0.129130-158100.71.0.130-158前25個4個100.71.0.161162-190100.71.0.162-190前25個4個100.71.0.193194-222100.71.0.194-222前25個4個100.71.0.225226-254100.71.0.226-254前25個4個2100.71.1.12-30100.71.1.2-30前25個4個100.71.1.3334-62100.71.1.34-62前25個4個100.71.1.6566-94100.71.1.66-94前25個4個100.71.1.9798-126100.71.1.98-126前25個4個100.71.1.129130-158100.71.1.130-158前25個4個100.71.1.161162-190100.71.1.162-190前25個4個100.71.1.193194-222100.71.1.194-222前25個4個100.71.1.225226-254100.71.1.226-254前25個4個27

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ALU

LTENetworkArchitectures?參考組網(wǎng)實(shí)例－

移動每個二三層橋接組分配的VLAN值范圍為2到254，不同的二三層橋接組內(nèi)的VLAN值可以重復(fù)；每個二三層橋接組內(nèi)設(shè)8個子網(wǎng)（相當(dāng)于8個super

vlan/Vlan

group），掩碼為27位，可用主機(jī)地址為30個（即可建設(shè)29個eNB，另一個作為相應(yīng)網(wǎng)關(guān)（虛子接口地址））。每個eNB所在vlan為sub vlan，以此保證廣播風(fēng)暴的可控，不會影響其它eNB。eNB

地址vlan規(guī)劃同業(yè)務(wù)地址地址vlan規(guī)劃。根據(jù)PTN規(guī)劃：根據(jù)eNB需要安裝物理站址確定屬于某個橋接組。(現(xiàn)假設(shè)為屬于第一橋接組)。開站設(shè)置

IP＝100.71.0.2；

vlan id＝2。網(wǎng)關(guān)地址