Quidway NetEngine40E Universal Swtiching Router System Description Quidway NetEngine40E Universal Switching Router System Description Document Version 03 (2006-07-20) Product Version VRP5.30 Huawei Technologies Co., Ltd. provides customers with comprehensive technical support and service. Please feel free to contact our local office or company headquarters. Huawei Technologies Co., Ltd. Address: Administration Building, Huawei Technologies Co., Ltd., Bantian, Longgang District, Shenzhen, P. R. China Postal Code: 518129 Website: http://www.huawei.com Copyright © 2006 Huawei Technologies Co., Ltd. All Rights Reserved. No part of this manual may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd. Trademarks and other Huawei trademarks are the trademarks or registered trademarks of Huawei Technologies Co., Ltd. in the People’s Republic of China and certain other countries. 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Quidway NetEngine40E Universal Switching Router System Description Table of Contents Chapter 1 Features .........................................................................................................................1 1.1 General Service Capacity....................................................................................................3 1.2 High-Density LPUs ..............................................................................................................3 1.3 Perfect QoS Mechanism......................................................................................................4 1.4 Excellent Security Design....................................................................................................5 1.5 Powerful Forwarding Capacity.............................................................................................5 1.6 Compatibility and Expansion Capacity ................................................................................6 1.7 Carrier-Class Architecture ...................................................................................................6 1.8 High Reliability.....................................................................................................................7 Chapter 2 System Architecture and Boards Overview ................................................................9 2.1 Hardware Architecture Overview.........................................................................................9 2.1.1 LCD.........................................................................................................................10 2.1.2 Ventilation and Heat Dissipation System.................................................................11 2.1.3 Board Cage.............................................................................................................12 2.1.4 Power Supply..........................................................................................................12 2.2 System Structure...............................................................................................................16 2.2.1 Physical System Architecture..................................................................................16 2.2.2 System Logical Architecture....................................................................................17 2.3 Software Architecture ........................................................................................................18 2.3.1 Software Architecture..............................................................................................18 2.3.2 VRPv5 Architecture.................................................................................................19 2.4 Boards...............................................................................................................................19 2.4.1 SRU ........................................................................................................................19 2.4.2 SFU.........................................................................................................................20 2.4.3 Backplane ...............................................................................................................21 2.4.4 LPU.........................................................................................................................21 2.4.5 NetStream SPU ......................................................................................................24 Chapter 3 Link Features...............................................................................................................26 3.1 Switched Ethernet Link Features.......................................................................................26 3.1.1 Supporting VLAN ....................................................................................................26 3.1.2 Supporting Port Binding ..........................................................................................26 3.1.3 Supporting MSTP....................................................................................................26 3.2 Routed Ethernet Link Features..........................................................................................26 3.2.1 Supporting Ethernet Trunk ......................................................................................26 3.2.2 Supporting Sub-interface ........................................................................................26 3.3 POS Link Features ............................................................................................................26 3.3.1 Supporting PPP/HDLC............................................................................................26 Commercial in Confidence i Quidway NetEngine40E Universal Switching Router System Description 3.3.2 Supporting IP Trunk ................................................................................................26 3.4 CPOS Link Features .........................................................................................................26 3.5 ATM Link Features ............................................................................................................26 3.5.1 Supporting the Creation of PVC..............................................................................26 3.5.2 Supporting IPoA......................................................................................................26 3.5.3 Supporting SDH and SONET..................................................................................26 3.5.4 Supporting the ATM Sub-interface ..........................................................................26 3.6 RPR Link Features ............................................................................................................26 3.6.1 Supporting RPR Fairness Algorithm .......................................................................26 3.6.2 Protection Mechanism.............................................................................................26 Chapter 4 Primary Service Features ...........................................................................................26 4.1 IPv4/MPLS Forwarding......................................................................................................26 4.1.1 IPv4 Features..........................................................................................................26 4.1.2 MPLS......................................................................................................................26 4.2 Routing Protocols ..............................................................................................................26 4.2.1 Unicast....................................................................................................................26 4.2.2 Multicast..................................................................................................................26 4.3 Tunnel Management .........................................................................................................26 4.4 L2VPN...............................................................................................................................26 4.4.1 VLL .........................................................................................................................26 4.4.2 VPLS.......................................................................................................................26 4.4.3 PWE3......................................................................................................................26 4.5 MPLS/BGP L3VPN............................................................................................................26 4.6 Traffic Engineering ............................................................................................................26 4.6.1 MPLS TE ................................................................................................................26 4.6.2 CR-LDP ..................................................................................................................26