Post on 04-Feb-2016
description
Data Access Solutions
Packet Switch Networks & Services
Networks• X.25• Frame Relay• ATM• MPLS• InternetServices• Point to Point connection• VPN connection• Internet Access
HK
MD
KPT
CEN
SI
Existing IP/MPLS Backbone
M.Agg=Metro Aggregation Switch
PE=Provider Edge
Internet Router
Internet
GE access rings
GE access rings
GE acce
ss rin
gs
GE access rings
GE access rings
10GE aggregation ring
GE
M.Acc=Metro Access Switch
GE
GE
GE
GE
GE
Metro Ethernet
Circuit Switch Networks & Dial up connections
PSTN
• POTS/ISDN
PLMN
• CDMA 2000 1x / EV DO
• GPRS / EDGE
VPN (Layer 3)
IP/MPLS
PE
PE
PE
PE
PE
PE
PE
ISP & Internet
CE
CE
CE
CE
CE
CE
CE
CE
VPN (Layer 2)
Metro Ethernet
M-Agg
ISP & Internet
CPE
M-Agg
M-Agg
M-Agg
M-Agg
M-Agg M-Agg
CPE
CPE
CPE
CPECPE
CPE
CPE
CPE
Last Mile Access Methods
• Leased Lines
• Point to Point Radio
• Linear Fiber
• Metro Ethernet
• Wi Max
• Dial VPN
• CDMA 2000 1x / EVDO
Leased Line
Local Trunk Transmission
Network (E1/STM1)MDF/DDF
IP/MPLS
PEn x E1/ STM1
DSU
Data Node Data NodeDACCS
Range : 5 kmMax Data rate:2Mbps
Point to Point Radio
Local Trunk Transmission
Network (E1/STM1)
IP/MPLS
PEn x E1/ STM1
DSU
Data NodeData NodeDACCS
Radio unit
Radio unit
Range : 15 kmMax Data rate:2Mbps
Linear Fiber
Local Trunk Transmission
Network (E1/STM1)
MPLS
PEn x E1/ STM1
Data Node Data NodeDACCS
Data Node
Linear fiber
Range : 10 km (max 80km)Max Data rate: 34Mbps (max STM4)
Metro Ethernet
IP/MPLS
PEn x GE
M-Access switch
M-Aggregation switch
Linear Fiber
Access ring
Aggregation ring
Range : 10 km (100m UTP)Max Data rate :100Mbps
Wi Max
IP/MPLS
PEFE
Base Station
Subscriber Station
Dial VPN Access
MDF/DDF
IP/MPLS
PE
E1
modem
NRAS
PSTNswitch
SP AAA
RSA
POTS/ ISDN
FE
Token
CDMA2000 1X/EVDO
IP/MPLS
PE
FE
USB modem
BSC & PCFPDSN
FE
E1
FE
Ethermax router
P-card
BTS
Range: > -100dBm,>-90dBmMax Data rate:70kbps, 1Mbps
Internet Access Methods
• Dial up access
• CDMA 2000 1x/EVDO
• GPRS/EDGE
• ADSL
Dial up Access
MDF/DDF
FE
E1
modem
NAS
PSTNswitch
POTS/ ISDN
Modem pool
ISP & Internet
CDMA2000 1X/EVDO
ISP & Internet
FE
USB modem
BSC & PCF PDSN
FE
E1
FE
Ethermax router
P-card
BTS
GPRS/EDGE
FE
FE
GPRS modem
BSC & PCU SGSN
FE
E1
Mobile/PDA
BTS GGSN
ISP & Internet
ADSL
MDF
IP/MPLS
PEGE
ADSLmodem
DSLAM
Splitter
PSTN
ADSLrouter
PSTN phone
BRAS
ISP/Internet
PE
Range: 5 kmMax Data rate: 2 Mbps / 512 kbps
ADSL with PSTN
MDF
IP/MPLS
PE
GE
ADSLmodem
CNL/CNE/CSND
Splitter
PSTN
ADSLrouter
PSTN phone
DDF
E1(IMA) / STM1
Transmission network
DSLAM
BRAS
PE
ADSL with NGN
MDF
IP/MPLS
PE
ADSLmodem
MSAN
Splitter
PSTN
ADSLrouter
PSTN phone
UMG
BRAS
FE
PE
DDF
E1
Other solutions
• Cable
• Satellite
• UMTS/HSDPA,etc.
END