16
CATV !"#$% ( IP IP Over SDH) CATV !"#$%&'() CATV !"!#$ !" ! !"#$%&'()* !"#$%&'( !"#$ !"#$% !"CATV!"#$% ! !"#$%&' !"#$%&' !"ATM !Cable Modem !10/ 100Mbps ! CATV !"#$%&'()*+, ( ) !"#!"#$%&'( (QoS)!"# IP !"#$%&' ! CATV !""#$%&'()*+ IP !"#$ QoS !" !"#$ !"#$ ! !(VPN) Internet/ Intranet/Extranet !"#$ !"# IP !"# !"#$ IP !G.729CELP!"#$ !"#$ 8Kbps ! !"#$%& !"#$ 32Kbps ADPCM !"# IP !"#$IP !"# H.323 H.323 Q.931 !" TCP Port 1720 !"#$ IP !"#$ IP !"#$%&' UDP RTPRTCP !"#$%&'! IP !"# !"CATV !" IP !"#$%& !"#$%&' IP !"#$%&'(!"#$%& !"#$%& MPEG2 !"#$% ! 2Mbps-15Mbps IP !"#$%&'(!"#$%& !"!"#$%&'(!"#$ IP Multicast !!"#$%&' IGMP(RFC1112) !"#$%&' PIMDVMRPMOSPF IP !"#$%&'!"#$%&' MPEG !"#$% 1.5Mbps IP !"#$%&'IP !"#$%& H.323 !H.323 ! RAS ! H.225.0 !"# Q.931 H.245 ! !"# H.261 H.263 !!"# G.729! IP!"#$%UDPRTP/RTCP

CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

  • Upload
    hacong

  • View
    231

  • Download
    0

Embed Size (px)

Citation preview

Page 1: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

�� CATV�� !"#$%

(�� IP��� IP Over SDH)

��CATV�� !"#$%&'()

�� CATV�� !"!#$

�� !"�� !�� !"#$%&'()*��

�� !"#$%&'(�� !"#$�� ��

�� !"#$%�� !"CATV�� !"#$%

�� !�� !"#$%&'�� !"#$%&'

�� !"ATM�� !Cable Modem�� !10/

100Mbps�� !

�� CATV�� !"#$%&'()*+,

��(��)�� !"#�� !"#$%&'(

(QoS)��� !"# IP�� !"#$�%&'

�� !

�� CATV�� !""#$%&'()*+ IP�

�� !"#$

• �� QoS�� !"

• �� !"#$

• �� !"#$

• �� !

• �� !(VPN)��

• Internet/ Intranet/Extranet�� !"#$

• �� !"#

IP�� !"#

�� !"#$IP�� !G.729CELP�� !"#$

�� !"#$8Kbps�� !�� !"#$%&�

�� !"#$ 32Kbps ADPCM�� !"#

IP�� !"#$IP�� !"#H.323��

��H.323��Q.931�� !"��TCP Port 1720

�� !"#$

IP�� !"#$� IP�� !"#$%&'

UDP�RTP�RTCP�� !"#$%&'�� !

��

IP�� !"#

�� !"CATV�� !"IP�� !"#$%&�

�� !"#$��%&'

IP�� !"#$%&'(�� !"#$%&

�� !"#$%&��MPEG2�� !"#$%�

�� ! 2Mbps-15Mbps�

IP�� !"#$%&'(�� !"#$%&

�� !"�� !"#$%&'(�� !"#$

���� IP Multicast�� !�� !"#$%&'

�� IGMP(RFC1112)��� !"#$%&'

PIM�DVMRP�MOSPF��

IP�� !"#$%&'�� !"#$%&'

��MPEG�� !"#$%�� 1.5Mbps�

IP�� !"#$%&'IP�� !"#$%&

�� H.323�� !H.323�� !RAS�� !

H.225.0�� �� !"#Q.931�H.245�� !

�� !"#H.261�H.263�� !�� !"#

G.729�� !IP�� !"#$%UDP�RTP/RTCP

��

Page 2: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

�� IP�� !

�� IP�� !"#$% IP�� IP�� !" IP�

�� !�� !"#$%ISP�� !"#$��

�� ! IP�� !�� ! IP�� !"# TCP�

UDP�� !"#

�� QoS�� !

�� !CATV�� !"#�� !"#$%&'(

�� !"#�� !"#$%&'()*+,��

�� !

• �� !"#

• �� !"

• �� !"#

• �� !"#$%&

• RSVP�

• CAR�

• IP�� !

�� !" IP�� !"#

�� !"#$%& Internet� Intranet�� !"#

�� !"� Intel�� 1996�5�� !"#$%

�� !"PC�� !"#$%&'(�Video-Ready

Platform���� �� !"#$%&'()*+,

�� !"#$%&'�� ()$%*�� !"#

�� !"#$%&'(�)*+�,-./��

Internet�� !"#$�� !"#$%&'()�

�� !"#$%&'()*+,-*./012)3

�� !"#$%&'()*+�� !"#$%&'

�� !�� !"#$%&�� !"#$%&'(

�� �� !"#$%&'()*+,-./012

�� �!"#$%&'()*+,-

�� !"#$�� !" IP�� !"#$%

�� !"�� !(SDH�Optical�WDM)��IP�

�� !"#$%�&��1�� �� !"# IP�

�� !"#�� !"#$%&'()*+�� !

�� !"IP�� !"#$%&IP�� !"#$�

� IP QoS�� !"#$%& Internet�� !"#

�� !"#$IP�� !"#�� !"#$%IP�

�� !"#$%&'()*IP�� !"#$%&'

�� !"#�� IP�� !"#$�� Internet��

�� !"#$�%&'(IP�� !�� �� !

���� !Cable Modem�� !10/100Mbps LAN

�� !ATM�� !DDN�� !

�� !"

�� !"#$�� !"#$%&�� !"#SDH

� SDH/WDM(�� !"#$)��� !"#$%

�� !"#$%&'(SDH�� !"#$%&�

�� !"#$%&'()*+,-.��DVB��

MPEG-2�� !"#�� !"#!$%�&'()

�� !"#$%&'()*

IP��

IP�� !�� !�"#$%&'�� ! IP��

�� !�� !"#$%&'($%)*+�� !

�� QoS�� �� Internet�� !"#�� !

�� !"#$%��IP�� !"#$%�� !"

�� !"#$%&�� IP�� !"#$%&'(

�� !"#$%&'(�Cisco GSR 12000/Cisco

7500�� ! 1Gbps�5Gbps�10Gbps�40Gbps�

60Gbps�� !"#�� !"#$"%&'()�

�� IP�� �!"#�� IP�� �� !"#

�� !

Page 3: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

3

�� Internet�� !"#$%&'�� !"

�� IP�� !"#$%&'�� Internet��

�� !"#$%&'()* IP�� !"�� !

�� !"#$%&'()* IP�� !"#$%�

�� !"# IP�� !"#$%&'()*+,�

�� IP�� !"#$ IP�� !"QoS��

�� !"#�� � IP�� (Internet)�� !"

�� !"#$% IP Multicast�� IP�� !"#

�� !"#$IP Multicast�� !"#$%&'(

�� !" IP��QoS�� � IP�� !"#$

�� !"#$VPN/VPDN(�� !/�� !"#

)��� !"��#$ !%&'()*+,-./

�� !"#$%&'(!)*+,-'#!./0

�� !"�� IP�� !"#$%&'()* IP

�� !"�� !"#$%&'()*+,-��

IP Multicast�� !"#��RSVP� IP��QoS

�� !��"�� !"��#$ !%&''(

�� !"#

�� !"#$%�� !"#$%"&'()*+

�� !"#$ !%�� !"#$(�� !"#

�� !)�� !"#$%�� !"#$%&'�

�� !"#$%&'()*'+�� !"#$%&

�� !"#$%&'()*+,-.' !/01

�� !�� CATV�� �� !"#$%&'

���� !" 10/100bps�� 155Mbps��

622Mbps�STM-16�� !�� !"# Cable-

Modem�� IP�� !"�� !"#$Cable-

Modem�� !"#$%&'(�� !"#$%&

�� !"#$%&'�� ()*�� !"#$

�� !"#$�� ! ISP�� Internet��� !

�� !"#$%&�� !"#$%�� !"#

�� !"#�� !"#$Cable-Modem���

�� ATM�� !"#$%&'()*+,!-.

�� !"#$%&!IP�� !"#IP�� !"

Page 4: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

�� IP�� !"#$� %VPN/VPDN�� !

�� !"#$�%&'(�� !"#$%&'(�

�� !�� !"#$%&'

�� !

�� !"#

�� !"#$%&'(�� !"#$%&'()*

�� �� !"#$%

• �� !"

�� !"CATV�� !"�� 95%�� !"#

�� �� !"#$%&'()*+,-./0)1

�� !"�� !"#$%&�� !"#$%&'�

�CATV�� !"#$%&'()*+,-�� !

�� !"#$%&�� !"#$%&'()*

• �� !"

�� !"#$%�� !"#$%&�� !"#$%

�� �� !"#$%&'�� !"#$%&'(�

�� !"#$%&'()'(&*+,�� !"#

�� !"#$%&'()*+,-

• �� !"

�� !"CATV�� !"�� !"#$%&!"

�� !"��DDN�� Cable-Modem�10/100Mbps

�� !ATM�Frmae Relay��

• �� !"

�� !"CATV�� !"�� CATV�� !"#

���� !"#$ !%&'()*+,$-./01

�� !

�� CATV IP�� !"#$%&'(IP�� !"

�� !"#�� !"#$%&'()*+,-SDH

���� !" IP�� !"#$%&'( !")

�� CATV IP�� !"#$%&'�� !

�� !"GSR 12000��IP�� !"#$%SDH

��Cisco 7505�� !"#$%&'(# IP Codec

�� !"LAN�� !" IP�� !"#

�� !"#$Cisco 7505�� IP�� !"#

�� SDH���� !"#$%&'($ IP Codec�

�� !LAN�� ! IP�� !"

IP�� !"

��IP�� !"#$�� !"#$%&'()*+

��GSR 12008 10Gbps�� !" IP�� !"#

�� !"#$%&'()*Cisco 7507�� !�

�� !"#$�SDH���� !"#$%&'()

�� !GSR 12008/Cisco 7507�� !"#$��

�� !"Cisco 7505��� ! 1� STM-1��

�� SDH���� IP over SDH�� !�� SDH

�� !"GSR/Cisco 7505�� !"ASIC�� !

� IP�� !"#$�CEF�� �� IP�� !

�� IP�� GSR 12008/Cisco 7505�� IP QoS

�� !"#$%$IP�� !"#$%&MPEG2�

��G.729�� !"#$

IP�� !"#$%&'()( 2�� 3��(�

�� !)�

Page 5: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

5

�� !"#$%

�� !"#$%&'()�� !"#$%&��

LAN�� !"#IP�� !"#$%�� �� !"

�� !"#$%&'()�� !"#$%&

ATM�� !�� !" Cisco 7505�Cisco 7507

�� �� !"#$%&'() Cisco 7505��

��

�� !"#$%&'() Cisco 7505/Cisco

7507�Cisco 3600/AS5300�� Cisco 7505�1Gbps

� IP�� !"#��6Mbps�� !"#�� IP

�� !"#Cisco 7505�� STM-1 155Mbps

POS(Packet over SONET)�� !10/100Mbps��

�� !"#1Gbps�� !"#$%Cisco 3600/

AS5300�� Voice over IP�� !"#�� !"

PBX�� !"#$%�� IP Codec� IP�� !

�� !ATM�� !10/100Mbps�� !"��

�� !"#Cisco 7507/Cisco 7505�� IP Codec�

IP�� !"�� !"#HFC�� !"#��

�� ATM�� �� IP�� !Cisco 7505��

�� ASIC IP�� �� IP QoS�� !"#$%

�� !"#$Cisco 3600/AS5300��G.729��

�� H.323� IP�� !"�� ! IP�� !"

�� !

�� !"�� !"HFC�� !"4��5�

� 6��

�� IP�� !" IP�� !

�� IP�� !" IP�� !

Page 6: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

�� !"#$%&'()*+, 5�� !

• �� !"#

�� !"#$�� !"#$%&#'()*��

�� !"#GSR 120000�Cisco 7500�AS5300/

Cisco3600�� !"#$%&'()*�� !"#

�� GSR 12000/Cisco 7500�� !"#$%&'

��IP�� !"#$GSR 12000�� !"#$%1�

1��

�� !"#$%&�� IP over SDH�� !��

�� ! SDH � APS �� !"�� 10 �� !

GSR12000�� !"#$%&

• �� !"#

�� !"#$�� !"#GSR 12008�� !"#

� 10Gbps�� !�� ! STM-1� SDH�� !

28��STM-4�� !"# 7��

�� !"#$%&�� SDH�� STM 1155Mbps�

�10�� !"#$%&'��Packer over SDH��

��� SDH�� !"#$ 95%�

• �� !"#

�� !" IP�� !"# BGP�OSPF��� !"

�� !"#$%&�� !"#$%

GSR 12000�� !"# 40Gbps�60Gbps���

STM-16(2.5Gbps)� SDH�� 1Gbps�� !"#$

�� IP�� !"HFC�� • �� !"

�� !"#$%&'()*+Cisco 7500�� 10/

100Mbps�� ! IP Codec��� !" PC���

�LAN�� !Cable Modem�GSR 12000�� !

�� !"#$%&

• �� !"

�� !"#$%&'()*+�� !" IP�� �

�� !"#$%&'(�� !"#$%&'()*

�� !"#$%

ATM�� !" IP�� !"#

�� !" IP�� !�� !"#$%&ATM��

�� !"#$%�� !"#$%&'()*+

ATM�� !"#$%

ATM�� !"#$%&' IP�� !"#$��

ATM�� !"#$%&'()(*�� !"#$�

�� !"#$%!"&'()*+,-.�� !"

�� !"#$%&�'�� !"# client/server�

�� !"#�� !"#$UNIX�NT��NOVELL

�� !�� !PC���� !"#$�%& IP�

���� !"#$%�� !"�ATM�� !"

�� IP over ATM�� !"(RFC 1577�LANE1.0�

LANE2.0/MPOA)��� !"#$ATM�� !"

� 7��

�� !"#$%&'IP�� !"#$��

�� I P �� !"# A T M �� (� 1 5 5 M b p s

ATM��)�� ATM�� !�� � ATM��

��IP�� !"#$%&'()*+,-�� !

� 8��

Page 7: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

7

�� !"# IP�� !"GSR 12008�Cisco

7505��ATM�� !"#$MPS/MPC�LEC��

�� ATM�� !"#$� IP�� !"#$��

RFC 1577�LANE 1.0�MPOA/LANE 2.0�� !�

ATM�� ! IP���� IP over SDH�� ! IP

�� SDH� Frame�� !"#$%

ATM�� IP�� !" IP�� !"#

IP�� !"#$%&H.323�� !IP�� ATM

�� !"#$%&'()*

• ��H.323�� !"#$%&'( IP��

• ��RFC 1577�LANE1.0�LANE2.0/MPOA��

�� IP�ATM�� !"#

ATM�� !"#$% IP�� !"#

��ATM�� !"#$%&'(�� !" VOD

�� �� !"#$

��VOD�� !"#Client/Server�� !"

��VOD�� !�"#$%&' ('%)*+,

���� !"#$%&'()*�� !"#$%

���� !"#$%&'��H.323�� !"#$

�� !"#$%&'(�� !"#$%&'(��

�� !"#$%&'(��

ATM�� VPN�� IP�� !"#

VPN�� ATM�� !"#$%&'()*+$

����VPN�� !"#MPOA�PVC�VP Tun-

nel�� !

�� !"#$%&ATM�� !"#$��

�� !"#$% !�&'()*ATM�� !"#

�� !"#$�� �� !"#$%&'()*+,

�� 10/100Mbps�Cable Modem�CES E1�FR��

�� VPN�� !IP�� !"#$%&'(

�� !"#

• GRE Tunnel��

• �� !MPLS-VPN�� !

��GRE Tunnel�� !"#$9�� �ATM

�� !�� !"#$%&'(ATM���� IP

�� !"ATM�� ! IP�� !"#$%&'(

�� !"#$%�� !"ATM�� !"#$%

�� IP�� !�� !"#$%&'ATM�� !

�� VPN�� !�� !"#$%&'(#)*

�� !�� !"#$%&'(

Page 8: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

�� !"#$%&'()*+',-./0�

��IP�� !"#ATM�� !"#$CAR��

�� !"#$%&'

��GRE Tunnel�� !ATM VPN�� !

�� !"#$"%&'(�� !"#$%&'��

�� !"#$%&'()�� !"#$%

�� !MPLS�� !MPLS-VPN�� !�

�� !"#$%ATM�� !"#$%VPN��

���ATM�� !VPN�� !"VPI/VCI��

���� !"#$� %&'VPI/VCI��� ��

�� VPN�� IP�� !"#$%&�� IP��

�� !"# ATM�� !"#$(VPI/VCI)��

�� LSP��(�� !"#$)���VPN��

�� �� !"#$%&'()*+,-./012

��VPN�� !"#$%&�GRE Tunnel��

�� !CAR�� !

��MPLS-VPN�� !�� !"#$%ATM

�� !VPN��VPN/VCI�� !"�� !"#

�� !"#�� !"#$VPN�� !

ATM�� !"#$%#&'"() IP�� !"#

�� !"#$"%&'(')*+,�� !"#$

�� !"#$%&'�� !"#$%&'()$

VPN�� �� !"#$%&'10/100Mbps�CES

E1�FR�Cable Modem�

ATM�� E1�� ! IP�� !"#$

�ATM�� !"#$CES E1�� !"#$PBX

�� !"#$�� !"#$%IP�� !"#$%

���� ! IP�� !"#$%�� 10��

Page 9: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

9

�ATM�� !" IP�� !"#$%AS5300

�� ATM CES E1�� !ATM�� !�"��

�� !"#10/100Mbps�� !"# IP�� !"

�� IP�� !"#AS5300�� 64K�� !"

G.729�H.323�� !" IP�� �� IP��

�� !"#

�� IP�� !"#$%&'()*+,*#$

�� ! 2.5ms��� !"# ITU�� !"#$

1.50ms��� !"#$%&'( 200ms�

�� !" IP�� !"#$�� !PBX��

�� !�� PBX�� !"#$% PBX��

SDH�ATM�� !"#$%&�'�() ATM

AAL1�� !�� !" IP�� !"#$ PBX�

�� !"�ATM�� !"#CES E1��ATM�

�� !"# ATM�� !"#$%AAL1�� !

�� IP�� !"#$%&'"()*+,-./

ATM�� E1�� ! IP�� !"#$

��ATM�� !"E1�� !"#H.320��

�� �� !"#IP�� !"#$%&'�� !

H.320�H.323�� !�� 11��

�ATM�� !"#$ %&'()Cisco 3600

��ATM CES E1�� !ATM�� !�"��

�� !(� 10/100Mbps��)�� ! IP�� !"

�� IP�� !(� Cisco 3600)��GateKeeper �

H.320�� !"#$H.323�� !"�� IP�

�� !"#$%

Page 10: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

ATM QoS� IP QoS��

ATM�� !"#$%&'()*#$+,%QoS�

���� !"#$%&GBR�� �� !"VBR-

rt�VBR-nrt�� �� !"#$ABR�� !"#

�� !�� !"#$%&'"()*+ EPD��

�� !"�� ! Per VC Queueing�� !"#

�� !"#$

�� ATM�� !"#$%&'()*+,"

�� !"#CBR�VBR�� �� !"#��

��VPN�� �� !"#$%&'()*"+,

���� !VPN�� �� !"#$%&��

�� !"ABR�� UBR�� !"#$

�� IP�� !"#$%ATM QoS�� IP

QoS�� �� !"#$%&'()*CAR��

Tunnel�� �� !"#$RSVP�� !"#$%

�� !"#$%&'"WRED�� !"#$��

��Per Flow Queueing�� !"#Priority Queue-

ing, Custom Queueing�WFEQ(Weighted Fair Queue-

ing)�� !" 512�� !"#$%&

�� !��ATM Qos� IP Qos�� !��

�� !"#$�%�� !"#$%& '

��ATM QoS� IP QoS�� !"#$%&'

�� !

• �ATM�VPI/VCI�� !�" 512� IP�� !�

��CAR� Tunnel�� !

• �� !"#$%&'()$ !*+IP 512�� !

���� CAR � Tunnel�� !

�� !"#$%�� !"ATM�� !"#

�� !VC�� VPI/VCI�� !"#512� IP�

�� �� !"#$%&'()*+,-�� !

VPN�� �!"#$%&'(CAR���� GRE

Tunnel�� !"#$%&'()

�� !"#$%�� !"#$%&'()�IP

QoS�� !"#$�� !"#$%&'(�� !

ATM�� !"#$%&'VPI/VCI��� !"#

� IP QoS�ATM QoS�� !"�� !"#$%

VPN�� ATM�� !"#$CAR�� !LSP(

�� !)�� !"#$%&

�� ! IP�� !"#$%&'()*(+,

�� 10M/100M/1Gbps�� !"#$%&'POS

�� !"#Cisco 7500�GSR 12008�� ��

��HFC�� !"#�� !HFC�� !"#$

�� !"#$%&� 10/100Mbps�155Mbps/

622Mbps ATM�� 155Mbps/622Mbps POS��

�� !HFC�� !"#�� !"#�� �

�� !"# IP�� !"�� !"#$%QoS�

�� !"#$%& IP�� IP QoS�� ��HFC

�� !"# IP�� !"#$% IP QoS�� !

IP QoS�� !

Internet/Intranet�� !"#$%&$'()*+�

�� !"#$%&�'(#)*+�� !"#$%

���Cisco IOS�� !"#$ IP QoS�� !"

�� !"#�� !"#$%&'()�� !"#

�� !"

• �� !"#$%QoS��

��IP�� !"Cisco�� !"#$!QoS�� �

�� !"#$QoS�� !"#$%

• �� !"#$%�� !"#$%& !"'()

Page 11: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

11

• IP�� !"#$%&'(% !)*+,

��QoS�� !"#CAR(Committed

Access Rate)��� !WRED (Weighted

R a n d o m E a r l y D e t e c t i o n )�

WFQ(Weighted Fair Queueing)��

• IP�� !

�CAR�� �� !"#$%&'()

�COS�� !"#$�� !"#$�

�� ! IP�� TOS�� �� 6�

�� !"#IP�� !�� !"#$

�� !"#$%�� !"#$ !%

CAR�� !"#$%IP�� �� !"�� !"

�� !"#$%&� IP�� !"#

• �� !

CAR�� !"#$%&'()�� !"#$%&'

�� !�� !"#$%&'()*CAR�� !"

��MAC�� IP�� �� !"�� !"#$%&

CAR�� !"#�� !"ATM�� !

• �� !

RED�WRED�� !"#$%&�'()*� +

RED�� TCP�� !"!#�� !"#$%&'

���� !"#$%&'()*+,-WRED��

�� !"#$%&'()*"%+,-./

• �� !

�� !WFQ�� !"#"$%&'()*+,-

�� !�� !WFQ�� !"# IP�� !"#�

�� !"IP�� !"#"$%&'

• �� Cisco IOS QoS��

Cisco�� !"#$%&�� !"#GSR 12000�

Cisco 7500��Cisco 7500/4500/3600/2500�� !

IP QoS�� !�� !"#$%&RSVP(�� !"

�)�WRED�WFQ�Custom Queue�Priority Queue�

Traf-fic Shaping(�� !)��RTP�� !"#$%

�� !"#$%&'()

• �� !"#$

�� !"#$%&'()*�� !"#$%&'(

�� !"#�� !"#$%&'()*�� !"

�� �� !"#$%&'()*+,-./012

�� !"#$

• �� !"#(RSVP)

RSVP�� !"#$%&'(��

�� !")�� !"#$%&'

�� !QoS�� !

• WRED�WFQ�Custom Queue�Pri-

ority Queue WRED�WFQ�Custom

Queue� Priority Queue�� !"

�� !"#$%&'()*+

IP�� !"#$%&'

�� IP�� !"#$%&'()*+,-./+

��Cisco�� !"#$%&����'()*+$

�� !

C i s c o �� !"#$ !%&'()*+,

SNMP�MIB II�� !"#$%&'#$(

�� !"#$%&�� !"#$%&'()

�GSR 12000/ Cisco 7500�� Netflow�� !

���� !"#$%Netflow collector�Netflow

Analyzer�� �� !"#$CEA�� !"��

12��

Page 12: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

�� !"#$%&'$()*+�� !"#

�� !"#$%&'(�� !"#$%&'()

(Bucket Interval)�� !"#$(Collection Interval)�

�� !"#$%&'()*�� !"#�� !"

�� Bucket Interval�� !"#$�� !"#$

�� !"#Cisco works�� !"#�� Collec-

tion Interval, Cisco works�� !"#$%&'��

�� !"#$%& !'()*+,-./01

�� !(Billing System)�� !"#$%&'

�� !"#"$%�� !" SQL�� !"#$

�� !"#$�� !"#$%&'()��

AMA�� �� !"#$%&'()*+,��

�� �� �� !"#$�� !"#$%!"&

�� !"�� !"#$%&'()*+,-.

�� CoS/QoS�Multicast�� (��)��

�� !"#�� !"#$%&�� !"#$%�

���� !"#$%IP�� !"#$%&'(�)

�� !"#�� !"#$�� !"#$%&'(

�� IP Accounting(IP��)� Billing(��)���

�� !"#$%&'!"#()*

�� Cisco�� !"#$%&Netflow��

�� �� !"#!"$%&�� !"#$%&

Cisco�MPLS�� !"#Netflow�� !"

�� �� !"#$%&'(MPLS�� !

NetFlow�� !"#$%&'()*+,-.

�� (Flow)�

• �� ! IP��

• �� ! TCP/UDP�� !"

• ToS��

• �� !"

• IP�� !"

NetFlow�� !"#$%&'()*(per-flow)

�� !"#$

• �� ! IP��

• �� ! TCP/UDP�� !"

• �� !"#$%

• �� !�"#$%&'(

• TCP�� !"

• ToS��

• IP�� !"

• �� !"#$%&'

• �� !"#$%&

• �� �!"#$%&

Cisco�� !"#$%&'NetFlow�� !"

�� !"#$%&'

• FlowCollector;

• FlowAnalyzer;

• CEA;

• Netsys Technologies.

�� Cisco Internet QoS�� !" IP prece-

dence (IP�� !)�MAC��MIBs(Management

Information Bases)�� ��CAR and WRED MIBs

��

(1) CAR MIB

CAR MIB �� !"#$#%&' token bucket�

����access lists�� �� !"#$%&'()*

CAR�� !"#

• �� !"#$

• �� !"#$

• �� !"#$

• �� !"#

• �� !"

• �� !"#$%

• �� !"

• �� !"

Page 13: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

13

CAR�� !"#

• �� !"#$%

• �� !"#$

• �� !"#$

• �� !"#$

• �� !"#$%

(2) WRED MIB

WRED MIBs�� !"#$%&'(RED�� !

�� !"#$%&'()WRED�� !"#$%

• �� !"#$

• �� !"#$

• �� !"

WRED�� !"#$%&

• ��

• �� !"#$%&

• �� !"#$%&

• �� !"

WRED�� !"#$%

• �� !"#$

• �� !"#$

• �� !"#$%&'()!*+,-./

• �� !"#$%&'()!*+,-./

• �� backing store exhaust�� !"#$%

WRED backing Store�� !"#

• backing store�� !"

(3) MAC/�� !"MIB

MAC and IP�� !"MIBs�� !"#$#%&

�� !MAC�� IP precedence�� !"�#$

�� !"#$

MAC Accounting MIB��

• �� �!"#$%&

• MAC��

• �� !"#

• �� !"#

IP�� !"MIB��

• �� !"

• IP�� !

• �� !"#

• �� !"#

Netflow�� UDP�� !"#$%&' (

Version Count

SysUptime

Unix_secs

Unix_nsecs

Flow_sequence

Reserved

� 1�� 5�� !

Version� Netflow�� !"#$

Count� �� !"#$%&'((1-30)

SysUptime� �� !"#$%&'()

(millisecs)

Unix_secs� � 0000UTC 1970�� !"#

(seconds)

Unix_nsecs� ��0000 UTC 1970�� !"

�(�� !"#)

Flow_sequence� �� !"

Reserved� �� !(�� 0)

Page 14: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

Srcaddr

Dstaddr

Nexthop

Input Output

Dpkts

Doctets

First

Last

Srcport Dstport

Pad1 TCP_flags Prot TOS

Src_as Dst_as

Src_mask Dst_mask Pad2

� 2 �� 5�� !

Srcaddr� � IP��

Dstaddr� �� IP��

Nexthop� �� !"#$ IP��

Input� �� !" SNMP��

Output� �� !" SNMP��

DPkts� �� !"#

Doctets� �� !"#$%&'(

First� �� ! SysUptime��

Last� �� !"#$%&'" SysUptime

Srcport� TCP/UDP�� !"#$%

Dstport� TCP/UDP�� !"#$%

Pad1� �� (�� 0)��

Tcp-flags� TCP��

Prot� IP�� �� 6=TCP�17=UDP��

TOS� IP�� !

Src_as� ��AS

Dst_as� ��AS

Src_mask��� !"#$%

Dst_mask��� !�"#$%

Pad2� �� (�� 0)��

��Netflow�� !"#$%Netflow Collec-

tor�Netflow Analyzer�� !"#$%��ATM

�� !�IP�� !"#$%�� !"#$%&'

�� !��IP�� !"#$%&'()*+',&

��Netflow�� !"��ATM�� !VPN��

�� IP�� !"#$%&'()(*CAR�MIB�

IP Precedence�MIB�� !"#$%

�� !"#$%�&'()*�� !"#$

�� !"!#$%&'()*+�� Cisco��

��CEA�

Netflow Collector�CEA�� !"#$��%

�� !"#$%&'(�SUN Sparc�� �� !

SUN�� !"#SUN Solaris�� !Solaris 2.5.1�

�� !"64M(��128M)��� ��Cisco works

�� Sun NetManager2.3�� !

�� !"#$%&'()*) 13��

Page 15: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

15

Page 16: CATV IP IP Over SDH) - Net130.Com project/cisco CATV gd sdh.pdf · CATV ( IP IP Over SDH) CATV&' CATV &' * &' CATV &' &' ATM Cable Modem 10/ ... Random Early Detection) WFQ(Weighted

Lit-CH0007E55A 2000�� !"#�� !

�� !(��)�� !"#$%

��

�� !"#$OPP�

�� ! QP�

�� !WRNMSOM

��WEUSOMFPUTTMMMM

��WEUSOMFPUTTMMTT

��

�� !"#$ PMU�

�� ! OP�

�� !WSNMMNT

��WEUSOUFSROUUUU

��WEUSOUFSROUVVV

��

�� !�"# OOO�

�� ! PO�PP�

�� !WOMMMON

��WEUSONFRPVSSNSN

��WEUSONFRPVSSTRM

��

�� !"# SS�

�� ! NU~NV�

�� !WNMMMQR

��WEUSNMFSUMOPPRR

��WEUSNMFSUMPUPQU