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