【資料名稱】：T-MPLS

【資料作者】：傳送網(wǎng)和接入網(wǎng)技術(shù)工作委員會-傳送網(wǎng)工作組

【資料日期】：2007年6月8日

【資料語言】：中文

【資料格式】：PDF

【資料目錄和簡介】：

目次

1范圍...............................................................................................................................................1
2引用標準.......................................................................................................................................1
3定義和縮略語...............................................................................................................................1
4 T-MPLS網(wǎng)絡總體架構(gòu)................................................................................................................1
4.1 T-MPLS定義.............................................................................................................................1
4.1.1定義.......................................................................................................................................1
4.1.2 T-MPLS網(wǎng)絡中數(shù)據(jù)的轉(zhuǎn)發(fā).................................................................................................2
4.1.3 T-MPLS和 MPLS的差別.....................................................................................................2
4.2 T-MPLS網(wǎng)絡結(jié)構(gòu).....................................................................................................................3
4.2.1 T-MPLS網(wǎng)絡分層結(jié)構(gòu).........................................................................................................3
4.2.2 T-MPLS網(wǎng)絡的三個平面.....................................................................................................4
5 T-MPLS OAM 技術(shù).....................................................................................................................6
5.1 ME、MEG、MEP和 MIP術(shù)語定義.......................................................................................6
5.2 MEG嵌套..................................................................................................................................6
5.3 OAM 分組格式.........................................................................................................................7
5.4識別 OAM 分組.......................................................................................................................7
5.4.1目標為 MEP的 OAM 分組.................................................................................................7
5.4.2目標為 MIP的 OAM 分組..................................................................................................8
5.5 T-MPLS OAM 結(jié)構(gòu)...................................................................................................................8
5.6 OAM 功能.................................................................................................................................9
5.6.1告警相關 OAM 功能...........................................................................................................9
5.6.2性能相關 OAM 功能...........................................................................................................9
5.6.3其它OAM 功能.................................................................................................................10
6 T-MPLS保護技術(shù)......................................................................................................................10
6.1線性保護倒換.........................................................................................................................10
6.1.1 T-MPLS路徑保護..............................................................................................................10
6.1.1.1單向 1+1 T-MPLS路徑保護..........................................................................................10
6.1.1.2雙向 1:1 T-MPLS路徑保護...........................................................................................11
6.1.2 T-MPLS SNC保護.............................................................................................................12
6.1.2.1雙向 1:1 SNC/S保護倒換.............................................................................................13
6.2環(huán)網(wǎng)保護.................................................................................................................................13
6.2.1環(huán)網(wǎng)保護的網(wǎng)絡目標.........................................................................................................13
6.2.2 Wrapping 保護.....................................................................................................................14
6.2.3 Steering 保護.......................................................................................................................15
6.2.4點到多點業(yè)務的 Wrapping 保護.......................................................................................16
6.3 T-MPLS MESH 保護和恢復...................................................................................................17
7 T-MPLS 網(wǎng)絡接口.....................................................................................................................17
7.1 T-MPLS網(wǎng)絡接口劃分...........................................................................................................17
7.2 T-MPLS UNI............................................................................................................................18
7.3 T-MPLS NNI............................................................................................................................18
7.3.1 MoE NNI..............................................................................................................................18
7.3.2 MoS NNI..............................................................................................................................18
7.3.3 MoO NNI .............................................................................................................................19
7.3.4 MoP NNI ..............................................................................................................................19
7.3.5 MoR NNI .............................................................................................................................19
8 T-MPLS DCN ..............................................................................................................................20
8.1 T-MPLS DCN定義................................................................................................................20
8.2 SCN..........................................................................................................................................20
8.2.1 SCN和 T-MPLS數(shù)據(jù)共享服務層.....................................................................................20
8.2.2 SCN和 T-MPLS數(shù)據(jù)共享 T-MPLS服務層.....................................................................20
8.2.3獨立的 IP T-MPLS SCN網(wǎng)................................................................................................21
8.3 MCN ........................................................................................................................................21
9 T-MPLS控制面..........................................................................................................................21
9.1 T-MPLS控制面要求...............................................................................................................21
9.2 MLN技術(shù)................................................................................................................................22
10 T-MPLS網(wǎng)絡管理....................................................................................................................22
11 T-MPLS網(wǎng)絡的應用................................................................................................................22
11.1 T-MPLS在網(wǎng)絡中的位置.....................................................................................................22
11.2城域網(wǎng)的應用-電信級以太網(wǎng).............................................................................................23
11.3核心網(wǎng)的應用-電信級 IP核心承載網(wǎng)................................................................................23
12 T-MPLS業(yè)務............................................................................................................................24
12.1 T-MPLS承載的業(yè)務類型.....................................................................................................24
12.2 VPN業(yè)務...............................................................................................................................24
13 T-MPLS網(wǎng)絡和其他網(wǎng)絡的關系和互聯(lián)互通........................................................................25
13.1 T-MPLS網(wǎng)絡和其他網(wǎng)絡的關系.........................................................................................25
13.2 T-MPLS網(wǎng)絡和以太網(wǎng)/PBT 的互聯(lián)互通............................................................................26
13.2.1 TMPLS網(wǎng)絡與以太網(wǎng)的互通..........................................................................................26
13.2.2 TMPLS網(wǎng)絡與 PBT 網(wǎng)絡的互通.....................................................................................26
13.3 T-MPLS網(wǎng)絡和 IP/MPLS 網(wǎng)絡的互聯(lián)互通........................................................................26
13.3.1 MPLS LSP 封裝到 TMPLS PW........................................................................................27
13.3.2 MPLS偽線封裝到 T-MPLS .............................................................................................28
13.4 T-MPLS網(wǎng)絡和現(xiàn)有 SDH/MSTP網(wǎng)絡的互聯(lián)互通............................................................30
14 T-MPLS網(wǎng)絡安全性................................................................................................................30
15研究課題結(jié)論...........................................................................................................................30