Dynanet Products
Content • Basic Data Transmission • Nokia Dynanet Products - DM2/DM2+ - ACM2 - DB2, DN2 & SXC T
Data Transmission Basics Electrical Light
Data Transmitter (encodes data)
Energy
Radio Sound Twisted Pair
Coaxial cable Medium
Transmission Channel Noise Bandwidth Data Transmission Rate
Fiber Optics
Receiver (decodes data) Data
Data Encoding: Modulation
Analog Digital PST N
Digital Digital signals are being modulated at the sender and demodulated at the receiver using modems
Analog
Data Multiplexing Line Control Equipment - maximizes the use of expensive communications facilities. • Multiplexers - works in pairs, devices that combine several lower speed inputs from different sources into one high speed transmission mediums. A1
Link
A2
B1
Link
B2
n1
Link
Without Multiplexer
n2
Data Multiplexing MUX
MUX
A1
B1
A2 Link
n1
B2
n2
Data from several lowerbandwidth transmission links is multiplexed onto a single highbandwidth link.
Types of Mux Equipment Terminal
Drop-Insert
Digital Cross Connect
Nokia DM2/DM2+
Primary rate access multiplexer
DYNANET Node Flexibility Free mixing of: • Voice and data interfaces • Copper and fibre line terminals • In one and same shelf
Service Changes: • Re-configure existing interfaces Add or change new interface into any vacant slot
•
Increase aggregate capacity: Add more Copper line cards • Replace copper with optical line
•
Benefits: Easily configured and installed products for simple use • Small number of different items • Compatible mechanics • Easy and fast to service changes
•
DYNACARD Bus - Core of DYNANET Nodes VF SUB VF DCLOOP VF E&M DATA 0..19.2k DATA 48..64k DATA nx64k ISDN ILT (HDSL) nx64k G.704 ADPCM
DM2, DM2+, DB2, DN2 or ACM2 DYNACARD bus
Interface Units DIU Nokia Unit Type
No. of interface per unit
Interface Type
Data Rate
Time Slot Usage
21132.13
4
Basic Access U
ISDN 2B + D ILT up to 128k
2.5 time slot
24020
4
V.24/V.28
0…19.2, 48, 56, & 64 kbit/s
1, 2, 4 or 8 bits
21127
6
V.24/V.28
0…19.2 kbit/s
0.5, 1 or 2 time slots per 3-6 channels
21122.4
5
V.35
48…64 kbit/s
1 time slot
21120.7
10
G.703
64 kbit/s
1 time slot
21124
2
V.11/V.35/X. 21
n x 64 kbit/s
n time slot
24012
1
2048 kbit/s G.703
n x 64 kbit/s
n time slot
Access Applications for DM2 & DM2+ • Subscriber applications: POTS, ISDN V2, back-to-back
• Special applications: Data and remote data Voice Frequency Hot Line
• Flexible mechanical constructions 19", ETSI Wall mounting cases Office Boxes
• NMS management using Q1 bus
Flexible Equipping Possibilities 17 Slot 19” Subrack
D M 2
D I U
D I U
V V F F
I I L L T T
2 Quadrants
D M 2
D D I I U U
D I U
1 Quadrant
A C L 2
A C L 2
A C L 2
A C L 2
S P A
Nokia ACM2 Access Multiplexer
Nokia ACM2 Access Multiplexer
ACM2 Manager
4x2 M in 19" shelf Interfaces: Analogue V2 V5.1
POTS, ISDN, Data Connections
High Cost Efficiency by Integration • Multiplexer Control Unit, MCU, with integrated features: Ringing Generator, RG Optional Line Test Module, LTM Supervisory Substation facility
• Subscriber and Exchange End interface unit with: 10 channels per unit. Polarity reversal and 12/16 kHz subscriber pulse metering.
• Built-in power supply in the Multiplexer Control Unit. •Economical power solution in both small and large systems.
Access Applications ACM2 V5.1
LE
V5.1
POTS ISDN DATA
V5.1
ACM2 V2
Transport network
V2
V2
POTS
2M Analog POTS ISDN-U
2M
ACM2 & DM2+ POTS ISDN DATA
Data Cross Connect
Nokia DB2 Dynamic Branching
DB2 - Dynamic Branching in Small Capacity Networks City road L road
T road
• Small-size equipment capable of dynamic channel branching from 2 Mbit/s capacity • Speech and/or data channels drop/insert in the same equipment with a largeVF or variety of direct interface data units • Protection and change-over configurations available for 2 Mbit/s signals • Individual channel protection by using loop-protection
DB2
DM2
2M
2M
DM2 VF or data
DB2 Digital Branching Unit • Consists of a branching (B2) and a switching (X2) unit, which can be duplicated
BSC
• Channel drop/insert provided by DYNACARD units • n x 32 kbit/s (32...1984 bit/s) cross-connections
BTS
DB2 DN2
BTS
DB2
• 3 x 2Mbit/s (G.703/G.704) overall capacity • Main applications within dedicated DB2 networks 2M, G.704
2M, G.704
64k. V.35
BTS
Non-Nokia BSS
64k
2M, G.704
DB2
B2
X2
CH
CH
Nokia DN2 Dynamic Node
DN2 - Efficient Three-in-one Node for Network Flexibility and Reliability Efficient capacity grooming and rerouting, because 1) cross-connect, 2) drop/insert and 3) voice/data multiplexer are in the same product. Several efficient ways to protect equipment and/or signal route. Modular design: Capacity can be increased up to 40 ports by 2 port increments. Direct data or speech interfaces upon request.
PABX
D M 2
DN2
DN2
D M 2
DB2 DB2
D M 2
DB2 D M 2
PABX
DN2 NMS
DN 2 Dynamic Node Equipment V.11 2M, G.703
• Consists of a control unit (CU), a bus power unit (BPU) and interface units (IU2). The BPUand the IU2-units can be duplicated. • Direct data or speech interfaces provided by DYNACARD units. • n x 8 kbit/s, n x 64 kbit/s, 2 Mbit/s switching. • 1...40 x 2 Mbit/s (G.703/G.704) capacity.
2M, G.704
2M, G.704 2M, G.703
VF
CU
ISDN V./RS/X
BPU IU2
IU2
CH
DN2 - Equipping of a 40-Port Device Max. 40 unprotected or 20 protected 2M ports. Two 19" subracks.
EBPU IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
IU2
PIA
CU
Installation in 19" rack or on the wall. Unequipped unit slots for any single-card equipment.
EBPU
PIA
DM2, DB2 & DN2 DB2
DM2
2M
DN2
2M 2M, G.704
2M, G.703
2M, G.704
2M, G.704
Common channel units
2M 2M
uP DYNACARD bus
X
3x2 Mbit/s cross-connect DYNACARD bus
DYNACARD bus
MUX
Controller
2M
Bus Power Unit 2M IU DN2 bus
nx2M
2M 2M
Dynanet Mechanics and Accessories
Racks, Cables and Connectors Racks/Subracks 17 Slot Dynanet Subrack – DM2 ACM2 and ACL2 Connectors 3x7 Euro Connector – E1/Q1 port 2x32 Euro Connector – VF/Data Port Cables MMHS – Data and VF connection KLV – PCM and E1 connection
Nokia SXC T Digital Cross Connect
Technical Data SXC T Models
SXC T 512 Base Unit
SXC T 512
SXC T 1024
SXC T 2048
Number of 2M ports
Up to 192
Up to 476
Up to 896
Up to 1904
Number of racks
1
2
3
Switching Capacity
Up to 4 Gbit/ s
6 bits
Features and Benefits • 64 kbit/s and n x 64 kbit/s channels • 64 kbit/s and time slot 16 for Channel Associated Signaling • 2 Mbit/s unstructured channels • Support for capacity grooming to considerably save transmission capacity • G.704 compliant spare bits in time slot 0 • Graphical Win NT based management system available locally or remotely • Fully fault tolerant system with critical units doubled
Protection Switching
• The whole 2 Mbit/s trunk is
protected
DM2 SXC T
• The quality of the trunks is followed
DM2
• The switch-over happens in less than 1 second Primary Trunk (protected) Secondary Trunk (protecting)
Mobile Networking BTS BTS
MSC Exchange
IN IN
ISDN BRA
BSC BSC
PABX SXC T
SAN
SAN
DN2
Cu
DB2
Cu SDH Transport
BTS DB2 BTS
