下载CISCO CMTS PPT

egyptiannorweiganInternet και Εφαρμογές Web

31 Οκτ 2013 (πριν από 3 χρόνια και 5 μήνες)

1.079 εμφανίσεις

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

1

思科
CMTS
产品介绍

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

2

CMTS Business Unit Profile


Cisco’s original entry into Cable in 1998


CMTS remains the foundation of the Cable IP Network


CMTS Product Line

uBR7225VXR

uBR7246VXR

uBR 10012


350+

patents in cable technologies


Over

300

R&D Engineers in CMTS BU, over
2,000

R&D Engineers
company
-
wide working on CMTS
-
related technology


Contributions / Leadership

in IETF, SCTE and CableLabs (DOCSIS,
PacketCable, CableHome, etc)


Four CMTS development centers

worldwide

San Jose


Bangalore


Shanghai


Boxborough

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

3

卖点及优势


专为中小型有线运营商设计



低成本,紧凑型
CMTS



未来可升级至
DOCSIS3.0



支持多种标准:
DOCSIS, Euro
-
DOCSIS 2.0,
J
-
DOCSIS, PacketCable

1.1
以及
PCMM



2RU
支持
4DS/16US
容量
;
未来升级支

16DS/16US



快速部署,低维护成本



高成熟性,高可靠性


Orderable
NOW!

UBR7225VXR (Pizza Box) Benefits

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

4

UBR7225VXR (Pizza Box) Key Features

Feature

Cisco uBR7225VXR

尺寸

2 RU (H x W x D): 8.89 x 44.9 x 55.37 cm

下行信道/上行信道数

1,2,4 (DS)/ 6, 8, 12 or 16(US)

FE/GE
端口

3 G䔠⡎偅
-
G1/N偅
-
G2)

电源

卩ngle or dual redundan琠power supplies

支持未来升级至
DOC卉匳.0

Y

Layer 3 rou瑩ng support

Y

偡cke瑃able
支持

Y

A
-
TDMA Capabili瑹

Y

IPV6

Y

IP multicast support for MPLS/L3 VPN VRF

Y

Modulation

Downstream: 64
-
QAM, 256
-
QAM

Upstream: QPSK 8
-
, 16
-
, 32
-
, 64
-
QAM

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

5

UBR 7246VXR


模块化设计

Only platform w/ widest range* of field
-
installed capacity upgrades

Highest density per 7’ rack since Nov ’02


高成熟度和高可靠性

Built on industry
-
proven uBR7246 and c7200VXR

Exceeds PacketCable high availability requirements

Over 250,000 upstream ports deployed worldwide


可扩展性和高可用度

All line cards forward
-
compatible

All modules upgradeable

Most versatile standards support
-

IETF, ITU, Euro/DOCSIS, PacketCable,

MPLS, DPT/RPR


分布式处理构架

* processors, DOCSIS, WAN cards

Standards
-
based for highest interoperability




1.
DOCSIS 1.0, DOCSIS 1.1 Qualified

2.
PacketCable Qualified

3.
DOCSIS2.0 A
-
TDMA

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

6


特点及优势

特点

优势

Onboard CPU


Accelerates DOCSIS features via H/W


Enables scalability of data and voice deployments


Optimizes cable modems registration time


Provides H/W based Layer 2 QoS

Advanced PHY


Optimizes RF performance


Cancels ingress noise


Provides more robustness for 1.0 and 1.1 deployments

A
-
TDMA operation


DOCSIS 2.0 based and downward compatible


64 QAM on the upstream

Integrated Spectrum
Analyzer


Maximizes available bandwidth


Enhances noise tolerance

Integrated Upconverters
option


Saves rack space


Simplifies cabling


Reduces operational costs

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

7

uBR10012 High End Broadband Router


全分布式处理结构
: No built
-
in bottlenecks

50G switching Capacity

6.2M pps


高性能
: ASIC Based MAC/PHY DOCSIS

PXF based IP Feature


高密度
Cable
端口:
5x20 per slot

40x160 per Chassis

Standards
-
based for highest interoperability




1.
DOCSIS 1.0, DOCSIS 1.1 Qualified

2.
PacketCable 1.0 Qualified

3.
DOCSIS2.0 A
-
TDMA

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

8

Forwarding

Processor

Route

Processor

PRE

uBR10012
-

Architecture

RF

Linecards

LAN / WAN

Control Plane

TCC+

Stratum 3 Clocks,

Synched to Stratum 1

System Clocks & Resets

Data Plane

Local “switch fabric”

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

9

UBR10K DOCSIS3.0
解决方案

N x 24 WB

downstreams

SA XDQA 24

edgeQAM

Wideband SIP

Wideband SPA

new SIP

Wideband SPA

I
-
CMTS

DTI server

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

10

CMTS
的智能化定位

DOCSIS

IP

智能化特性

要求:


IP
网的延伸

承载
IP
应用


直接面对用户


资源相对紧张



适应不断变化的需求


提高用户体验


保护现有投资








建设

运维

优化

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

11

Cisco
头端智能化的特性






优势:



IP
骨干网融合


更有效的利用资源


特性介绍

N+1

1:1
高可靠性冗余

流量控制

增强型的
CMTS
硬件

服务质量保证

网络安全控制

管理工具

增强型的
IP
服务(
ISIS

MPLS VPN


IOS
内核

Networkwide

1.1 MAC

1.1 PHY

IP

智能化特性

智能化特性

智能化特性

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

12

内容感知和流量控制


Key Feature:
Load Balancing



Monitors, analyzes and
rebalances traffic in real
-
time
based on network conditions


Provides optimal bandwidth
for critical services, such as
Voice and Video Over IP


BENEFITS


更合理的利用了网络的资源


Reduces network
congestion


Increases network capacity


Reduces OpEx


Reduces CapEx

HEADEND / CMTS

DS/1

US/1/3

DS/0

US/1/2

US/1/1

US/1/0

US/0/3

US/0/2

US/0/1

US/0/0



FN
-
1



FN
-
2

.

.

.

.

.

.

.

.

.

.

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

13

ARP Filtering


cable arp filter reply
-
accept

number window
-
size



cable arp filter request
-
send

number window
-
size



Router#
show cable arp
-
filter cable 5/1/0 requests
-
filtered 100



Sid MAC Address IP Address Req
-
Filtered Rep
-
Filtered

1 0006.2854.72d7 10.3.81.4 12407 0

81 00C0.c726.6b14 10.3.81.31 743 0


© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

14

Cable Bundling and DS/US mapping

interface bundle 1


ip address 172.16.30.1 255.255.255.0

!
---

IP address configured.


ip helper
-
address 172.16.135.20

!
---

IP address of dhcp server.


no ip route
-
cache cef


no keepalive


cable bundle 1 master

!
---

Master interface in bundle 1.


interface Cable5/0


no ip address


load
-
interval 30


no keepalive


cable bundle 1



cable upstream 0 connector 1


cable upstream 1 connector 2

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

15

运维数据服务器


ORACLE



CNR

CNR

用户数据服务器

(LDAP)

运营管理服务器

(WEBLOGIC)

CMTS

CM

CM

HFC

CMTS

CM

CM

HFC

CNR

CMTS

CM

CM

HFC

CMTS

CM

CM

HFC

运维中心

区中心

区中心

IP
城域网

oss

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

16

DOCSIS2.0
部署

CPU

中央处理引擎


板卡处理引擎

BPE


IP
数据控制和转发


DOCSIS
数据控制和转发


分布式
CMTS
处理构架

CPU

RF
频谱管理

ATDMA
高级调制模式

侵入噪声抑制

预均衡模式

跳频

频谱管理

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

17

CMTS
接入安全控制设计

业务提供服务器

CMTS

Cable Modem

CPE

通过
DMIC
技术防止服务盗用

通过设置
CM
(上行)和
CMT匠
(下行)访问控制列表防已知病毒

通过
STM
防止
倲P
、垃圾邮件泛滥

通过
ARP Filtering
防止网络扫描

通过
NBAR
进行深层数据报检索,访特殊病毒

通过
I倠卯urce veri晹
防止
DDOS
攻击

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

18

双向互动业务
:
服务质量保证



DOCSIS 1.1

Internet

Video

高优先级数据

IDC

骨干网

CMTS

CMTS

HFC

HFC

Packetcable VoIP

STB Data

Internet


Internet




STB

RTPS


VoIP

䑑OS⽕GS


© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

19

“PENALITY BOX”

ROLLING MONITORING WINDOW

Return to service

PENALTY

DURATION

Evaluate

Aggregate

Usage

Monitor

CM Traffic


Monitors, analyzes and controls
traffic usage at the subscriber
level in real time


Volume
-
based traffic metering
with rate
-
limiting capability

Policing

Enforce QoS

Classification

ToS Override


BENEFITS


区分
STB
流量和

流量


控制
PC
流量


防止用户篡改配置文件

Exceed

双向互动业务
:
STM1.1

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

20

Cable VPN

中心节点


VPDN Server


MPLS
-
VPN

Modem based MPLS VPN

CPE based MPLS VPN

L2 VPN

OTT VPN

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

21

网络管理层面


网络设备管理


Ciscoworks 2000


网络故障管理


Cisco Broadband Troubleshooter


网络服务管理


Cisco Network Register


用户配置管理



Cisco Broadband Configurater


用户认证管理



CNR LDAP interface

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

22

Management Tools

Key Product:
Cisco Broadband Troubleshooter (CBT)


Automates the analysis and
interpretation of Flap List
information


Monitors Cisco uBR CMTS RF
information


Spectrum Management interface:

-
Return Path Trace window

-
Spectrogram

-
CNR analysis



BENEFITS


Reduce OpEx


Improve network performance


Increase customer satisfaction

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

23

Solaris

Windows

Linux


Platforms

GUI: Win32


Interfaces

CLI: All Platforms

CNR

TCP/IP

NOTE: You can
communicate with a cluster
locally or remotely via
HTTP or TCP/IP.

HTTP

Data

Manager

Thread

Manager


Core Services

DNS

DHCP

TFTP


CNR CLUSTER

Integrated Databases

HTTP

Server

Web UI: Any
Browser

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

24

CBC


Sample File and Templates

CBC


DOCSIS
Configuration Editor:

Many Sample types

User defined sample
files

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

25

CLI Cable
命令(
㸴>0
条命令)


通过
show int cable mac
-
scheduler
察看信道占用情况。


通过
show controller cable
察看
SNR
参数


通过
Show cable flap
-
list
察看
CM
健康状况


通过
show int cable modem x
察看
cable modem

host
情况(
pppoe



show int cable x/y service
-
flow
察看
qos
情况


设置
no cable proxy
-
arp
,阻止用户间相互访问。


设置
Spectrum group
作跳频


设置
cable modem ACL

CMTS ACL
防病毒


设置
Virtual interface

IP
配置
Bundle


设置
Virtual bundle

1

2

1

6
组合


AAA

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

26

成功案例


上海有线

uBR10012 * 36 uBR7246 * 45


uBR7114 * 30


宁波广电

uBR7114 * 13


北京歌华

uBR7246 * 6 uBR7114 * 20


深圳广电

uBR7246 *

10

Ubr10012 * 5


广东省广电

uBR7246 * 30


郑州广电

uBR7246 * 5 uBR7114 * 30


新乡广电

uBR7114 * 20


保定广电

uBR7246 * 3 uBR7114 * 10


昆明广电

uBR7246 * 2


鞍山广电

uBR7246 * 15


大庆广电

uBR7246 * 5


无锡广电

uBR7114 * 10


南通广电

uBR7114 * 24


珠海广电

uBR7246 * 8 uBR7114 * 4


中山广电

uBR7246 * 15


佛山广电

uBR7114 * 4


惠州广电

uBR7114 * 4


西宁广电

uBR7114 * 4


苏州广电

uBR7246 * 6


山西电信

uBR10012 * 1

© 2006 Cisco Sy stems, Inc. All rights reserv ed.

Cisco Conf idential

Presentation_ID

27

谢谢