HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
www.huawei.com
Internal
Introduction to the NE20
ISSUE 1.0
HUAWEI TECHNOLOGIES CO., LTD. Page 2All rights reserved
As a convergence network product
developed independently by Huawei,
This slide will introduce NE20 routers
system structure, software feature and
typical application.
HUAWEI TECHNOLOGIES CO., LTD. Page 3All rights reserved
Upon completion this course, you will be able to:
Describe NE20 router system architecture
and working principle
Perform NE20 series router applications
HUAWEI TECHNOLOGIES CO., LTD. Page 4All rights reserved
Chapter 1 Chapter 1 NE20 Router System OverviewNE20 Router System Overview
Chapter 2 Chapter 2 NE20 Router ArchitectureNE20 Router Architecture
Chapter 3 Chapter 3 NE20 Router ServicesNE20 Router Services
Chapter 4 Chapter 4 NE20 Router ApplicationNE20 Router Application
HUAWEI TECHNOLOGIES CO., LTD. Page 5All rights reserved
IP Network Development
Service oriented, improve quality of service,
strengthen network profitability, migrating into
multi-service IP network
Increasing subscriber and bandwidth
requirement, demand larger IP network
size and traffic Enterprise customer is moving towards IP
network service, require ISP to provide
carrier class quality of service. Network and services continues to
grow;IPv6 technology mature and applied Network equipment must improved to suite
for ever increasing services
IP Network
Internet
Email FTP
Multi-service
IP Network
3G Service
Multimedia
VOD
3G R5/R6
NGN service
Enterprise Network
Internet
HUAWEI TECHNOLOGIES CO., LTD. Page 6All rights reserved
NetEngine Fifth Generation Development Direction
Series development and expanding capacity
10GNP Technology application
IPV6 platform service support and migrate capability
Increasing network intelligent
Strengthen end-to end QoS
Increase defense system
HUAWEI TECHNOLOGIES CO., LTD. Page 7All rights reserved
Huawei Router Series
40G Platform
2.5G Platform
10G Platform
Quidway NE5000E
NE40-4
1.28T/frame
5T80T
NE80ENE40E-8NE40E-4
NE40-2 NE40-8 NE80NE20-2 NE20-4 NE20-8
155M Platform
NE16ENE08ENE05
R3680E/3640E R2630E/2631E/
2620/2621R1760
R1603/1604R2501E/2509E/2511E/4001E
AR4680AR4640AR4620
VRPinside
HUAWEI TECHNOLOGIES CO., LTD. Page 8All rights reserved
NE20 - Fifth Generation Integrated RouterIn
terf
ace
Inte
rfac
e
Inte
rfa
ce
CPU
Inte
rfa
ce
CPU
Inte
rfa
ce
Inte
rfa
ceCPU
inte
rfa
ce
CPU
inte
rfa
ceCPU
inte
rfa
ce
CPU
Interface ASIC Switch
FabricInterface ASIC
ASIC Interface
ASIC Interface
CPU
Interface NP Switch
FabricInterface NP
NP Interface
NP Interface
CPU
1st 2nd 3rd 4th 5th
NP-based Distributed Switching Router
ASIC-based Switching Router
CPU-based Forwarding Bus Router
Modular Integrated Forwarding Router
Fixed Interface Integrated
Forwarding Router
NP-based Integrated Multi-service Router
CPU
Low spee
d interface
NP
High spee
d interface
Low spee
d interface
Low spee
d interface
High spee
d interface
High
speed
interface
HUAWEI TECHNOLOGIES CO., LTD. Page 9All rights reserved
NE20 Series Router Application
ISP Core network edge/ convergence router
ISP internal core network router
ISP Multi-service router
Enterprise core / backbone router
Large enterprise high capability convergence router
Campus network edge/convergence router
HUAWEI TECHNOLOGIES CO., LTD. Page 10All rights reserved
NE20 Router Basic Specification
NP-based 5th Gen RouterNP-based 5th Gen Router
NE20-2 NE20-4
NE20-8
Bus Bandwidth 8Gbps 8Gbps 8GbpsInterface module 2 4 8Power Supply 2 ( 1 + 1 ) 2 ( 1 + 1 ) 2 ( 1 + 1 )L×W×H 436.2×420×219.5 436.2×420×130.5 436.2×420×130.5 Weight 18Kg 18.5Kg 28Kg
VRPinside
VRPinside
VRPinside
HUAWEI TECHNOLOGIES CO., LTD. Page 11All rights reserved
NE20-8
1 , Management board -slot0
2 , Interface ( High/Low speed)-slot1
3 , Interface ( High/Low speed) - slot2
4 , Interface ( Low speed) -slot3 5 , Interface ( Low speed)-slot4
6 , Interface ( Low speed)-slot5 7 , Interface ( Low speed)-slot6
8 , Interface ( Low speed) - slot7 9 , Interface ( Low speed)-slot8
Fan
NP board
Power Supply 1
Power Supply 2
1 2 3 104 56 78 9
HUAWEI TECHNOLOGIES CO., LTD. Page 12All rights reserved
NE20-4
1 52 4 3
1. Management board (RPU ) -slot0
2. Interface ( High/Low
speed)-slot1
3. Interface ( High/Low s
peed)-slot2
4. Interface ( Low spee
d)-slot3
5. Interface ( High/Low s
peed)-slot4
1 2
43
Fan
2. NPU
3 PWR1
4.PWR2
HUAWEI TECHNOLOGIES CO., LTD. Page 13All rights reserved
NE20 Specification
SDRAM default 256M,expandable up to 512M
32M FLASH , support multi-VRP version storage
512K NVRAM storage of critical information
Management board has 2 fixed FE port, minimize cost
Interface board support hot-swap, minimize service interruption
HUAWEI TECHNOLOGIES CO., LTD. Page 14All rights reserved
NE20 Interface Module
4 port synchronous serial port
4 port cE1/cT1
8 port cE1/cT1
1 port CE3/CT3
1 port ATM E3/T3
1 port ATM E1
1 ort CPOS
1 port ATM/155M optical (1310nm,2km,SC)
1 port ATM/155M optical (1310nm,15km,SC)
1 port ATM/155M long distance optical (1310nm,30km,SC)
· · · · · ·
4 port synchronous serial port
4 port cE1/cT1
8 port cE1/cT1
1 port CE3/CT3
1 port ATM E3/T3
1 port ATM E1
1 ort CPOS
1 port ATM/155M optical (1310nm,2km,SC)
1 port ATM/155M optical (1310nm,15km,SC)
1 port ATM/155M long distance optical (1310nm,30km,SC)
· · · · · ·
HUAWEI TECHNOLOGIES CO., LTD. Page 15All rights reserved
NE20 Interface Module
2 port 10/100M FE
4 port 10/100 FE
8 port 10/100 FE
2 port 100M Optical
4 port 100M optical
8 port 100M Optical (SFP )1 port 155M POS
2 port 155M POS
4 port 155M POS
1 port 1000M Eth
2 port 1000M Eth
……
HUAWEI TECHNOLOGIES CO., LTD. Page 16All rights reserved
Development
6Mpps2005 August
6Mpps2005 March
2 Management board : 2 NP, hot-standby, su
pport 3 HIC/8 FIC
Support all software features
Support all existing interface boards
2 Management board : 2 NP, hot-standby,
support 8 HIC/8 FIC
Support all hardware ad software features
Support 2.5G interface
HUAWEI TECHNOLOGIES CO., LTD. Page 17All rights reserved
Chapter 1 Chapter 1 NE20 Router System OverviewNE20 Router System Overview
Chapter 2 Chapter 2 NE20 Router ArchitectureNE20 Router Architecture
Chapter 3 Chapter 3 NE20 Router ServicesNE20 Router Services
Chapter 4 Chapter 4 NE20 Router ApplicationNE20 Router Application
HUAWEI TECHNOLOGIES CO., LTD. Page 18All rights reserved
NE20 Hardware Architecture: CPU+NP
Special architecture structure : Integrated Forwarding 、 Distributed Switch
ing bus
NE20 provides intelligent slot and high speed slot
NE20NE20 :: NP-based Integrated Multi-service RouterNP-based Integrated Multi-service Router
2G PCI data bus 2G D_bus data bus
CPU
NPHigh speed forwarding
Logic
High
speed port
Lw
o speed port
Lw
o speed port
Lw
o speed port
Lw
o speed port
High
speed port
High
speed port
HUAWEI TECHNOLOGIES CO., LTD. Page 19All rights reserved
VRP Software Architecture
Real time serviceReal time service
System service
System service
Transport LayerTransport Layer
Network Forwarding Engine(Unicast, Multicast, MPLS)Network Forwarding Engine(Unicast, Multicast, MPLS)
Routing PoliciesRouting Policies
Unicast Routing Pro.Unicast Routing Pro. Multicast Routing ProMulticast Routing Pro
File serviceFile serviceWeb ServiceWeb Service Remote serviceRemote service
VPN tunnelVPN tunnel
PPP/PPPOE
PPPOA
PPP/PPPOE
PPPOAATM/POSATM/POS
Ethernet
10/100/GE
Ethernet
10/100/GE
Config Manage
ment
Config Manage
ment
Voice/MultimediaVoice/Multimedia
SDLCSDLC
Other service.Other service.
CLI
SNMP
Web Management
HDLC/FR
X25
HDLC/FR
X25
Fast Forwarding
Firewall QoS
MPLSMPLS
PhysicalPhysical
HUAWEI TECHNOLOGIES CO., LTD. Page 20All rights reserved
NE20 Forwarding Process
NP responsible for forwarding table search and portion service
management
CPU NP
Low speed line card
Low speed line card
High speed line card
High speed line card
2
31
HUAWEI TECHNOLOGIES CO., LTD. Page 21All rights reserved
Chapter 1 Chapter 1 NE20 Router System OverviewNE20 Router System Overview
Chapter 2 Chapter 2 NE20 Router ArchitectureNE20 Router Architecture
Chapter 3 Chapter 3 NE20 Router ServicesNE20 Router Services
Chapter 4 Chapter 4 NE20 Router ApplicationNE20 Router Application
HUAWEI TECHNOLOGIES CO., LTD. Page 22All rights reserved
NE20 Router Product Features
Fifth generation integrated router 、 mature NP technology
High capacity, up to 4.5Mpps
Integrated VRP platform , support multi-service
High density Interface
High reliability
HUAWEI TECHNOLOGIES CO., LTD. Page 23All rights reserved
NE20 Router Service Index
Routing Table 600,000
Routing Strategies Support traffic-based route forwarding
ACL Extended ACL , 5K , no interrupt on forwarding
LSP 10K
MPLS VPN Support MP-BGP/MPLS/VPN
VLAN 802.1q , support 4K VLAN
QOS High IP/MPLS/ Multicast QOS function ; Security Firewall 、 NAT 、 Port mirroring , support pack
et filtering Firewall
HUAWEI TECHNOLOGIES CO., LTD. Page 24All rights reserved
NE20 Router Service Capability
Support multi Data link protocol Support multi Data link protocol
VLAN ETH/VLAN TRUNK BRIDGE LAPB X.25/X.25
switching/XOT FRAME-RELAY
SLIP HDLC PPP/MP PPPOE/PPPOA ATM DLSw/SDLC
Routing ProtocolsRouting Protocols
RIP/RIP2 OSPF BGP IS-IS Routing Policies
IGMP IGMP PROXY MBGP PIM(SM,DM)
HUAWEI TECHNOLOGIES CO., LTD. Page 25All rights reserved
NE20 Router Service Capability
MPLS MPLS
MPLS LDP CR-LDP MPLS TE
MPLS L3 VPN MPLS L2 VPN(Kompella) MPLS L2 VPN(Martini) HoPE
QOSQOS
FIFO/PQ/CQ WFQ/CBWFQ CAR RED/WRED GTS
RSVP RSVP TE ISPKeeper LLQ NLS/PBS
HUAWEI TECHNOLOGIES CO., LTD. Page 26All rights reserved
NE20 Router Service Capability
Packet Filtering
ASPF
NAT/PAT/NAPT
NAT SERVER
VRRP
Security/VPNSecurity/VPN
ReliabilityReliability
HUAWEI TECHNOLOGIES CO., LTD. Page 27All rights reserved
Carrier-class Reliability
Interface board hot-swappable
Power supply redundancy
Hot-standby swapping and non-stop route-f
orwarding
VRRP realize load sharing and equip, equip
ment reliability
Support MPLS Traffic Engineering 、 MPLS
fast route convergence , guarantee overall
network high speed reliability
Support multi-interface load sharing
HUAWEI TECHNOLOGIES CO., LTD. Page 28All rights reserved
Highly Reliable Heat Dissipation System
Speed adjustment based on temperature
Multi heat sensor
Monitor circuit cooperate with fan in controlling CMOS ship work.
Fan grouping , to reduce single point failure
Hot-swappable fanHot-swappable fan
HUAWEI TECHNOLOGIES CO., LTD. Page 29All rights reserved
Other service…
On-lin
e dia
gnos
e On-line upgrade
Rem
ote access
Sys
log
On-line upgrade BOOTROM,
without changing hardware Support software patch
On-line diagnostic
Remote access though AUX port
Logging and downloading of log files.
HUAWEI TECHNOLOGIES CO., LTD. Page 30All rights reserved
Product Features Summary Integrated 5th Gen Router
VRP based and NE80/40 mature technology
NP-based service capability
Higher processing capability
NE20 4.5Mpps
Higher interface density
provide 4 port POS 、 8 个 FE 、 2 个 GE interfaces
Critical backup
Distributed bus, hot-swappable, hot software patch, auto diagnostic, auto heat dissipation
Hardware-based IPV6 function
Unicast routing protocol : BGP 、 IS-IS 、 OSPF 、RIP
Support powerful VPN , L2TP 、 GRE 、 MPLS L3 VPN
Support powerful QoS function and capability
Advanced architecture
Outstanding capability index
High Reliability design
Powerful functionsupport
HUAWEI TECHNOLOGIES CO., LTD. Page 31All rights reserved
Powerful Logging Function
ISP
Logging server
NP manage logging directly , send via binary format, no effect on efficiency !
NP manage logging directly , send via binary format, no effect on efficiency !
Logging software on server provide fast storage, database query and analysis function
Logging software on server provide fast storage, database query and analysis function
Provide 1 month 24 hours logging record and storage
HUAWEI TECHNOLOGIES CO., LTD. Page 32All rights reserved
IP QoS Technology
No QoS
Best EffortBest Effort
Traffic-based QoS
IntServ/RSVPIntServ/RSVP
Class-based QoS
DiffServ/DSCPDiffServ/DSCP
MPLS DS-Aware TEMPLS DS-Aware TE
1998
2002
1994
Flow-based QoS
HUAWEI TECHNOLOGIES CO., LTD. Page 33All rights reserved
NE20 QoS
IP Packet
Packet classification and marking
Queue0Queue0
Queue1Queue1
Queue2Queue2
QueueNQueueN
REDWREDSARED
Congestion Detection and avoidance
Queuing
FIFOPQCQWFQCBWFQLLS/NLSPBS
Token
Traffic Shaping
Discard
Token bucket
Outboung interface
GTS
Source Port Dest Add Source Add Dest Port Protocol TOS MAC VLAN Interface
AC
L
CAR
Traffic Policing
Congestion management
Discard
HUAWEI TECHNOLOGIES CO., LTD. Page 34All rights reserved
MPLS VPN Feature
MPLS VPN Multi level architectureHOPE
Endless expandability
MPLS VPN VPN Manager
Manage 3rd party
Powerful MPLS VPN and QOS
VPN Aware QOS
End-to-end VPN Aware QOS technology
NP-based integrated multi-service router
SPE
VPN1Site1
VPN1Site2
VPN2Site1
VPN2Site2
UPEMPE
VPN1Site3
VPN2Site3
UPE UPE
CPU
Low
speed
interfac
e
NP
High
speed
interface
Low
speed
interfac
e
Low spee
d interface
High
speed
interface
High
speed
interfac
e
HUAWEI TECHNOLOGIES CO., LTD. Page 35All rights reserved
SNMP Telnet
iMAPiMAP
Qu
idvi
ew
Ftp
Co
mp
os
itiv
e
HG
MP
Mg
r
Wa
tch
man
Tra
ffic
Vie
w
NS
C&
ND
A
iManager N2000 DMS
Integrated Management System
Utilize independent professional management software ( exp Micromuse ) for fault manageme
nt and utility management
Provide VPN Manager 、 QoS Manager 、 SLA Manager
HUAWEI TECHNOLOGIES CO., LTD. Page 36All rights reserved
Chapter 1 Chapter 1 NE20 Router System OverviewNE20 Router System Overview
Chapter 2 Chapter 2 NE20 Router ArchitectureNE20 Router Architecture
Chapter 3 Chapter 3 NE20 Router ServicesNE20 Router Services
Chapter 4 Chapter 4 NE20 Router ApplicationNE20 Router Application
HUAWEI TECHNOLOGIES CO., LTD. Page 37All rights reserved
Provincial Wide Area Network
ATM/SDH DDN/FR
City MAN 1
622M/N*155M/N*100M
155M/100M 2M
N*2M
……
NE80 NE40/NE20/16E
NE20
State MAN
NE20………………….
S65002M2M
DDN
N*2M
……
NE05/AR4600/R36002M2M
DDN
N*2M
1000M
NE05/AR4600/R3600
City MAN 2
State MAN State MAN State MAN State MAN State MAN
Provincial WAN
HUAWEI TECHNOLOGIES CO., LTD. Page 38All rights reserved
Government Network
Office AOffice A
WLAN AP
MeetingMeeting
NMSNMS
Data CentreData Centre
Multimedia CentreMultimedia Centre
NE20
S8500 S8500
Government Network
GE
GE
GE
GE
S5012/S5024
S3000
S5012/S5024
S5012/S5024/S3000
S3000
GE
GE
GEMA5200ES3000
GE
Office BOffice B
HUAWEI TECHNOLOGIES CO., LTD. Page 39All rights reserved
Campus Network
CERNETinternetINTERNET
NE20
S8505
S6500
GE
GE
Hostel
以太网
Classrooms
E026
E026/E050
S2000
GE
GEE026/E050
A8010
OutsiderPSTN
Network Centre
CAMSMultimedia Server
Web/Mail/FTP/DNS
Quidview
Video GK Manager MCU
S5500
E026
E026-SI
S6506S8512
S5500
S8512
Classrooms
Hostel
以太网
S6503
E026-SI
10GE10GE 10GE10GE
HUAWEI TECHNOLOGIES CO., LTD. Page 40All rights reserved
E-government Wide Area Network
MAN
1000M
155M POS100M
MAN
MAN
MANMAN
MANMAN
MAN
MAN
MAN
MAN
MANMAN
MAN
MAN
MANNE16E NE16E
NE20-8
NE20-8
NE20-8NE20-8 NE20-8
NE20-8NE20-8
NE20-8
NE20-8
NE20-8NE20-8
NE20-8NE20-8
NE20-8
NE20-8
NE20-8
MPLS VPN
MPLS VPN
Centre Province MAN
S8512
www.huawei.com
Thank You
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