BSNL PAN Project Overview
August 11, 2017
Broaden Your Future
1 CPAN Project Overview
2 CPAN Equipment Brief Introduction
3 CPAN Network Design
BSNL CPAN Project MPLS-TP based Converged Packet Access Network
(CPAN)
BSNL deployed CPAN Access Network
Typical CPAN Access Network Architecture
• Network in 15 Areas
• 4935 B1 & B2
• 9870 A1 & A2
➢ Equipment Type
• B1 & B2 : CiTRANS 650 U3
• A1 & A2 : CiTRANS 610A-8
➢ Service Deployment
2G 3G 4G WiFi
ILL P2P VPN DSLAM
3
Qty of Equipment
Equipment Name TYPE Description PH1-Qty. PH2-Qty. Total
B1 Typical Configurations 1316 1316 2632
CiTRANS 650 U3
B2 High-level Configuration 1152 1151 2303
A1 Direct-Current (DC) 4935 4935 9870
CiTRANS 610A-8
A2 Alternating Current (AC) 165 165 330
4
Ports of Each Equipment
CPAN Number of Ports per Switch
Total Quantity
Switches 10G(O) GE(O) GE/FE(E) STM-1（O） E1(E)
B1 2632 2 10 10 4 32
B2 2303 4 20 20 8 32
A1 9870 0 2 4 0 4
A2 330 0 2 4 0 4
SUM 15135 14476 92780 113180 28952 198720
5
1 CPAN Project Overview
2 CPAN Equipment Brief Introduction
3 CPAN Network Design
CiTRANS 610A-8A/8D Hardware Descriptions
Combo:GE/FE(O) or GE/FE(E) Power Consumption: 15w
System Box QTY.
A1/A2
Module System Board（2*GE/FEo+2*GE/Fe Combo+2*FE/GEe+4*E1,
1
CiTRANS 610 DC/AC DC）/AC
Optical module
Dimension 254(W)×225(D)×43.5(H)mm GE optical module（1000BASE-LX, 1310nm, 10km, SFP, LC） 2
7
CiTRANS 610A-8A/8D Hardware Descriptions
(1)NMS interface (2)E1 interface (3)State LED (4)Reset
(5)Clock/Time syn. (6)FE/GE(E) interface (7)FE/GE(O)interface (8)Power SW
(9)Power interface (10)GND/ESD (11) Hangers
8
CiTRANS 650 U3 Hardware Descriptions
Service Card
• Support 10GE/GE/FE/STM-1/E1
FAN Unit
• Auto mode
• Manual mode
Cross connection & EMU Card
Power Supply Card
• PAN EMU & Cross connect platform
• Adopt 1+1 Protection
• Time & clock synchronization • -48V DC 1+1
9
B1 Rack、Card and Module
Abbr. Card Description
PDP
SNCV1 Cross Connection & Clock Unit
PWR Power Unit
XSV3 10GE Optical Card (1 Port) Sub-rack Dimension
480(W)x 225(D)x154(H) (3.5U)
GSV4 GE/FE Adaptive Electrical Card (8 Ports for E)
CiTRANS 650
MSV1 GE/FE Combo Card (8 Ports for both O&E) S1V1 5 E1V1
S1V1 STM1 Optical Card (CES, 4 Ports) XSV3 4 XSV3
MSV1 MSV1
E1V1 E1 Process Card (32 ch, Panel Outlet, CES) FAN 3
GSV4
UNIT 2
Optical Module QTY 1
SNCV1 12 PWR
10GE Optical Module (10GBASE-LR,1310nm, 10km, SFP+, LC) 2 SNCV1 11 PWR
GE Optical Module (1000BASE-LX, 1310nm, 10km, SFP, LC) 10
155M Optical Module (L1.1-1310nm, 40km, SFP, LC) 4
GE/FE Self-adapted Electrical Module (1000/100BASE, SFP, RJ45) 2
B1
Module
CiTRANS 650
Power Consumption: 389w
Rack Dimension 2200×600×300mm
10
B2 Rack、Card and Module
PDP
Abbr. Card Description
SNCV1 Cross Connection & Clock Unit
PWR Power Unit Sub-rack Dimension
XSV2 10GE Optical Card (2 Ports) 480(W)x 225(D)x154(H) (3.5U)
CiTRANS 650
GSV4 GE/FE Adaptive Electrical Card (8 Ports for E) S1V5 5 E1V1 10
MSV1 MSV1
MSV1 GE/FE Combo Card (8 Ports for both O&E) MSV1
4
3 GSV4
9
8
FAN
S1V5 STM1 Optical Card (CES, 8Ports) UNIT XSV2 2 XSV2 7
GSV4
E1V1 E1 Process Card (32 ch, Panel Outlet, CES)
1 6
SNCV1 12 PWR 14
SNCV1 11 PWR 13
Optical Module
10GE Optical Module (10GBASE-LR,1310nm, 10km, SFP+, LC) 4
GE Optical Module (1000BASE-LX, 1310nm, 10km, SFP, LC) 20
155M Optical Module (L1.1-1310nm, 40km, SFP, LC) 8
GE/FE Self-adapted Electrical Module (1000/100BASE, SFP, RJ45) 4
B2
Module
CiTRANS 650
Power Consumption: 465w
Rack Dimension 2200×600×300mm
11
1 CPAN Project Overview
3
2 CPAN Equipment Brief Introduction
CPAN Network Design
Topology Design
13
IP Planning
MPLS/IP
PE
NMU IP(MGMT IP
10.X.X.X/30 10.X.X.X/30 10.X.X.X/30,Private Network IP
30 bits mask
B2 B2 Allotted by BSNL
10.X.X.X/30 Each IP in the different IP
10.X.X.X/30 segment
B1 B1
10.X.X.X/30 B1/2 B1/2 10.X.X.X/30
10.X.X.X/30
A1/2 A1/2 10.X.X.X/30
14
Thanks
Broaden Your Future
