René
Mader
Information
and Communication
Networks
xDSL and optical
network access family
Siemens Switzerland Ltd 2001
xDSL and optical network access family
General overview and applications
New features in 2001.
Issue 1.1 04/01
Information
and Communication
Networks
ULAF+ bridging the „last mile“
Central Office
Copper
Copper
S-CH ICWP/Mre
Fibre
page
Copper: HDSL via two UTPs
SHDSL via one or two UTPs
3
Fibre
07.10.2015
Fibre: 2Mbps transmission via one single mode fibre
Attane
Access to Excitement
Information and Communication Networks
Universal connectivity
Line equipment family designed for point-to-point
connections and fixed lines
IP Router / Switch
Copper
SDH / PDH Mux
Cross Connect
Mobile base station
IP Router / Switch
Internet PoP
ATM / Frame Relay
Access Mux
Optical Fiber
...
ISDN PRA
S-CH ICWP/Mre
PBX
page
Mobile network controller
4
Internet Server
...
line
network
07.10.2015
subscriber
Attane
Access to Excitement
Information and Communication Networks
Voice access for business applications
ISDN PRA
Service Provider Business subscr.
CO / Local
Exchange
ISDN
Switch
PBX
ULAF+
ULAF+
page
e.g. ISP
5
e.g. Branch office
S-CH ICWP/Mre
Interface V/T
ISDN PRA / S2M
ULAF+
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
Internet Server
Voice leased line
Service Provider Business subscr.
e.g. Branch office
PBX
MUX
ULAF+
S-CH ICWP/Mre
e.g.
SDH Ring
ULAF+
MUX
Interface
G.703/704 2Mbps
PBX
page
6
MUX
ULAF+
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
ULAF+
Data leased line
Service Provider Business subscr.
e.g. Branch office
Router
Interface nx64kbit/s
10BaseT, X21,
V.35, V36
page
7
ATM/SDH/TDM
Network
ULAF+
S-CH ICWP/Mre
ULAF+
ULAF+
Router
07.10.2015
ULAF+
Attane
Access to Excitement
Information and Communication Networks
Voice & Data leased line
Service Provider Business subscr.
e.g. Branch office
PBX
MUX
e.g.
SDH Ring
ULAF+
MUX
Router
Interfaces nx64kbit/s
and 2Mbps fract. E1
S-CH ICWP/Mre
ULAF+
MUX
PBX
ULAF+
07.10.2015
ULAF+
page
8
Router
Attane
Access to Excitement
Information and Communication Networks
GSM mobile network
ULAF+
Switch or
BSC
Interface
G.703/704
(fract.E1)
page
9
ULAF+
S-CH ICWP/Mre
Base Station
Base Station
07.10.2015
ULAF+
Attane
Access to Excitement
Information and Communication Networks
Add / Drop Mode
Example for the modem connection
V.24
LCT
PBX
n × 64 kbit/s
n × 64 kbit/s
10BaseT/Ethernet Router
Router 10BaseT/Ethernet
07.10.2015
Voice
Data
10
xTU
xTU
S-CH ICWP/Mre
Slave
Master
page
PBX
G.703
G.704
G.703
G.704
Attane
Access to Excitement
Information and Communication Networks
GTU as NT1-Z: ISDN PRA applications
for PABX or Internet
V3‘
V3
T
Internet user
GTU
(NT1-Z)
ISP
POP
Internet
a/b or
ISDN BA
Internet user
Attane
11
ISDN LE
NT1-Z Function: ISDN PRA NT1 - handling of Sa-bits used
for link maintenance from ISDN local exchange (LE) e.g.
loopbacks/acknowledgements, alarms and CRC4
Access to Excitement
Information and Communication Networks
07.10.2015
Internet user
Transparent
2Mbit/s link
page
PSTN
S-CH ICWP/Mre
PBX
GTU: Interface Converter
Example for conversion: data nx64kbit/s or 10BaseT  G.704
2Mbit/s
G.703/G.704
G.703/G.704
GTU
* transparent G.703 connection
Router
or DTE
07.10.2015
Data nx64 kbit/s
or 10BaseT
Router
or DTE
Data nx64 kbit/s
or 10BaseT
12
GTU
page
SDH/TDM or 2MBit/s
Leased Line Network*
S-CH ICWP/Mre
2Mbit/s
Attane
Access to Excitement
Information and Communication Networks
GTU - G.703 Termination Unit
as Interface Converter
Example for conversion: fractional E1/data nx64kbit/s  G.704
2Mbit/s-V
SDH
SDH
07.10.2015
Data nx64kbit/s or
10BaseT bridge
G.703/G.704
13
GTU
Router
or DTE
SDH
page
2Mbit/s-T
PBX
S-CH ICWP/Mre
SDH
G.704 fractional E1
Attane
Access to Excitement
Information and Communication Networks
ULAF+ Family
 HTU: HDSL transmission with line code 2B1Q
via two wire pairs
07.10.2015
 various additional units, subscriber interface
modules and accessories
14
 GTU: interface converter data or data/fractional
E1  E1 G.703/G.704
page
 STU: SHDSL transmission with line code 16PAM
via one or two wire pairs (STU2)
S-CH ICWP/Mre
 OTU: Optical (ping-pong) transmission via one
single fiber
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
page
15
S-CH ICWP/Mre
ULAF+ Family - Mechanical design
Attane
Access to Excitement
Information and Communication Networks
Transmission (1)
HDSL
Attane
 Fully compliant with ETSI
TS 101 135
 Single platform for xDSL and optical transmission
Access to Excitement
Information and Communication Networks
S-CH ICWP/Mre
 Fractional installation over
one copper pair
16
 Extended loop length with
HDSL repeater
repeater or desktop
page
 Near Maximum Likelihood
algorithm for longest reach
 Remote power feeding for
07.10.2015
 Enhanced 2B1Q technology
(up to 10% additional reach
over two wire pairs with
1168kbit/s
Transmission (2)
Optical transmission
Attane
 symbol rate 8192 kBaud
 burst length 12164 bits
 line code binary, scrambled
 laser peak power +3 dBm
 pulse shape rectangular, NRZ
 receiver sensitivity -16 dBm
 optical connector bulkhead
FC/PC
 Single platform for xDSL and optical transmission
Access to Excitement
Information and Communication Networks
S-CH ICWP/Mre
 nominal light wavelength
1310nm
 burst cycle 2kHz (0,5ms)
17
 fiber type 10/125m
 section length 18 km
page
 Time Compression Multiplex
(TCM - Ping Pong) technology
 section attenuation 12 dB
07.10.2015
2Mbit/s duplex transmission via
one single-mode optical fiber
Transmission (3)
SHDSL
 longer distances due to new
16PAM line code (4B1HEX)
 low power consumption
 symmetrical transmission up to
2312 kbit/s
Attane
 remote power feeding of
NTUs and regenerators
(applications not possible with
ADSL)
 Single platform for xDSL and optical transmission
Access to Excitement
Information and Communication Networks
S-CH ICWP/Mre
only one copper pair is sufficient
for a full performance compared
with HDSL
 spectral compatibility with
other services in the same
cable (e.g. POTS, ISDN,
HDSL, ADSL, etc) -more pairs
can be used than with HDSL
18
(G.991.2) drafts released in 12.00
for distance“ - adjustable line
speed
page
from ETSI (TS 101 524) and ITU-T
 multirate  „trading speed
07.10.2015
new international standards
Feature Summary (1)
 Service Convergence
 Add/Drop nx64kbit/s & G.703
 nx64kbit/s: V.35, V.36, X.21
 2Mbit/s: bit-transparent, frame-structured, ISDN-PRA
 The same system unit for 2Mbit/s (incl. ISDN PRA) and data
(incl. 10BaseT)
 HDSL, SHDSL and F.O. line cards
S-CH ICWP/Mre
 Flexibility
07.10.2015
 Variety of interface modules
page
 Interface converter unit
19
 The same PCB for plug-in and desktop unit (HDSL and O.F.)
Attane
Access to Excitement
Information and Communication Networks
Feature Summary (2)
 Operations & Maintenance
 LineIntegrator - SNMP network management system
 Open SNMP MIB (Management Information Base)
 Line Management applications for HP OpenView
 Compatibility to ULAF-2
20
 TNMS - screen level integration 03.2002 and the full
integration scheduled for 4Q2002.
page
 AccessIntegrator - integration of ULAF+ NEs (Network
Element) on Element Manager level 04.2002
S-CH ICWP/Mre
 Various DCN (Digital Communications Network) possibilities:
TCP/IP data network; leased lines and SDH networks using
inband time slots via GTU; V.24 extensions via modems
07.10.2015
 Interoperability between 2Mbit/s units
Attane
Access to Excitement
Information and Communication Networks
Fault & Configuration Management
 Remote from Network Management System
 LineIntegrator
 AccessIntegrator
 Local craft terminal
 LEDs
07.10.2015
page
21
 DIP switches (test loops and configuration 2Mbit/s)
S-CH ICWP/Mre
 Local
Attane
Access to Excitement
Information and Communication Networks
Local Management via LCT (1)
Manageability
Fault, configuration,
performance (G.826), security
Ease of use
Link status at one glance
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
page
Ease of Learning
Intuitive „Windows“ look & feel
22
Mobility
Designed for laptop application
S-CH ICWP/Mre
Efficiency
Configuration up- and
download
07.10.2015
page
23
S-CH ICWP/Mre
Local Management via LCT (2)
Attane
Access to Excitement
Information and Communication Networks
Local management via LCT (3)
During installation and commisioning
07.10.2015
„Alarm history“
The last 100 events/alarms are stored in every network element
with a time stamp and can be displayed in LCT. Using this feature
the unregular disturbances could be easily located
24
In operation
page
True bit error measurements using Pseudo Random Bit
Sequence 215-1 (PRBS) in time intervals „current 15
minutes“, „last 15 minutes“, „current hour“ and „last full hour“
No external measuring equipment necessary.
S-CH ICWP/Mre
Performance values HDSL
- Line attenuation in [dBm]
- Noise margin in [dB]
Attane
Access to Excitement
Information and Communication Networks
HDSL applications
FIPO
HTU
HTU
page
25
 Increased Reliability -> Partial Operation mode
S-CH ICWP/Mre
 Over 1 copper pair -> Fractional Installation mode for <= 1Mbit/s
HTU
07.10.2015
HTU
Attane
Access to Excitement
Information and Communication Networks
HDSL applications
Remote power feeding
40...72VDC
95...260VAC
REG
HTU
40...72VDC
HTU
HTU/RPS
40...72VDC
07.10.2015
n [km]
page
26
Up to 2xn [km]
HTU/RPS
S-CH ICWP/Mre
REG
Attane
Access to Excitement
Information and Communication Networks
SHDSL applications
Remote power feeding
40...72VDC
95...260VAC
REG
REG
STU/RPS
Up to mxn [km]
m 8
STU
n [km]
page
27
40...72VDC
S-CH ICWP/Mre
STU/RPS
STU/RPS
Attane
Remark: Remote power feeding possible from both sides
Access to Excitement
Information and Communication Networks
07.10.2015
40...72VDC
LineIntegrator
Everything under control
ULAF+
ULAF-2
LineIntegrator
SNMP NMS
V.24
IP
DCN
*Proxy agent
10BaseT
page
V.24
28
SNMP
S-CH ICWP/Mre
10BaseT
*Proxy agent: Converter ULAF
protocol  SNMP
ULAF+
07.10.2015
ULAF+
Attane
Access to Excitement
Information and Communication Networks
Top-class network management
Operator's benefits:
 Increased network availability
 Online network monitoring
 HP OpenView Network Node Manager is widely
established
Attane
 Open MIB for integration in umbrella management
Access to Excitement
Information and Communication Networks
29
 SNMP open standard for a common management
platform
page
 Integration:
07.10.2015
 Fast and specific reaction to changing customer
needs
S-CH ICWP/Mre
 Fast service deployment
07.10.2015
page
30
S-CH ICWP/Mre
LineIntegrator: Network Map
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
page
31
S-CH ICWP/Mre
LineIntegrator: Element Manager
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
page
32
S-CH ICWP/Mre
LineIntegrator: Fault and performance
management
Attane
Access to Excitement
Information and Communication Networks
Subrack
16+1 plug-in units
Direct front access: no need for
external interface adaptors; modularity
prepared for future interfaces
Mixed operation HDSL, SHDSL, optical
Internal bus system; up to four subracks can
be cascaded using only one OMI
Cable tray
Subrack fits into both 19‘‘, 21“ and ETSI rack;
W x H x D = 482 x 266 x 242 mm
Cable tray available
Attane
Access to Excitement
Information and Communication Networks
Max. power consumption: 200W
equipped with 16X(HTU+RPS)+OMI;
internal max.100W
33
Central power connection
page
(120  and 75 )
07.10.2015
External clock inputs available
S-CH ICWP/Mre
transmission and interface conversion
LT / NT Functionality
Ethernet Remote Bridge
Clock: 2Mbit/s / Line / Internal/
External (In/Out)
Configuration via: LCT, NMS,
DIP Switch (2Mbit/s
applications)
Integrated power supply
Plug-in unit 40..72VDC
Desktop unit local 40..72VDC, or
Alarm indication: LED, LCT,
95-260VAC, or remote powering
NMS, dry alarm contacts
Submodule for RPS
Attane
Access to Excitement
Information and Communication Networks
Available in desktop housing
or as plug-in unit
34
Add/Drop
page
nx64 kbit/s
 Interface submodules for a
range of connector types and
impedances
07.10.2015
2Mbit/s (incl. ISDN PRA)
S-CH ICWP/Mre
HTU Features
S-CH ICWP/Mre
HTU in a desktop housing and
as a plug-in unit
Attane
Data interface
2Mbit/s (G.703) interface
Access to Excitement
Information and Communication Networks
07.10.2015
page
35
Remote power supply
STU Features
2Mbit/s (incl. ISDN PRA)
LT/NT functionality
nx64 kbit/s
Plug-in unit optimized as LT and
desktop as NT
Attane
Software download from NMS
Remote power supply circuit on LineIntegrator
board of plug-in unit; remote power
feeding of regenerators possible
Alarm indication: LED, LCT, NMS,
from LT and NT side
dry alarm contacts
Interface submodules for a
range of connector types and
Adjustable line speed from
impedances
192kpbs to 2304kbps in 64kbit/s
steps
Access to Excitement
Information and Communication Networks
S-CH ICWP/Mre
Configuration via: LCT, NMS, DIP
Switch (2Mbit/s applications)
36
Integrated power supply
Plug-in unit 40..72VDC
Desktop unit local 40..72VDC, or
95-260VAC, or remote powering
Clock: 2Mbit/s / Line / Internal /
External (In/Out)
page
Ethernet Remote Bridge
07.10.2015
Add/Drop
Attane
Access to Excitement
Data interface
2Mbit/s (G.703) interface
Information and Communication Networks
07.10.2015
page
37
S-CH ICWP/Mre
STU in a desktop housing
and as a plug-in unit
Add/Drop fractional E1/data
incl.Ethernet remote bridge
Configuration via: LCT, NMS, DIP
Switch (2Mbit/s applications)
Integrated power supply
Plug-in unit 40..72VDC
Desktop unit local 40..72VDC, or
95-260VAC, or remote powering
Alarm indication: LED, LCT, NMS,
dry alarm contacts
07.10.2015
Adjustable line speeds from
2x192kbit/s (384kbit/s) up to
Interface submodules for a range 2x1152kbit/s (2304kbit/s) in steps of
of connector types and impedances 128kbit/s
Attainable distances without
Integrated RPS
regenerators up to 40% longer
120/180VDC/50mA
compared with HDSL (2B1Q) due to
LT/NT functionality
the payload splitting
38
nx64 kbit/s
Clock: 2Mbit/s / Line / Internal /
External (In/Out)
page
2Mbit/s (incl. ISDN PRA)
S-CH ICWP/Mre
STU2 - SHDSL via two UTPs
(available from 1.Q2002)
Attane
Access to Excitement
Information and Communication Networks
Applications of STU2 and SRU for long
haul connections - up to 8 regenerators possible
LineIntegrator or AccessIntegrator NMS
Siemens Access Products:
FastLink,FMX, etc.
SNMP Port
DCN TCP/IP
ULAF+ subracks equipped with STU2
RPS from RPIU
RPS from RPIU
RPS from RPIU
Attane
4
5 6
5 6
SRU7
SRU8
SHDSL
+RPS
SRU7
SRU8
RPS from RPUI
STU2: SHDSL transmission unit via two wire pairs
OMI SNMP: ULAF+ controller unit with 10BaseT interface
RPS: Remote power feeding 120VDC or 180 VDC /50mA
from STU2 or RPIU
RPIU: Remote power insertion unit via separate wire pairs
SRU: SHDSL Regenerator Unit
Access to Excitement
Information and Communication Networks
39
RPIU
OMI SNMP RPIU
Local maintenance via
LCT V.24 interface
3
4
S-CH ICWP/Mre
SRU2
3
page
SRU1
SRU2
07.10.2015
SRU1
SHDSL
+RPS
OTU: „all in one card“ for optical fiber
 Transmission
 One single mode optical fiber max. 18 km
 TCM technology (ping-pong)
 FC/PC connector
burst header

Transmit
Slave
NT
Receive
Receive
Transmit
fixed guard time
 Configuration
 Operation
 depends on
fiber length
40
propagation time along optical fiber
cycle time = 0,5 ms
page
 Alarm & Supervision
Receive
analogous to HTU and STU
 Power feeding
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
 Interface modules
Transmit
S-CH ICWP/Mre
Master
LT
Principle of TCM
transmission
1216  4 symbols
payload data
page
41
S-CH ICWP/Mre
OTU in a desktop housing and
as a plug-in unit
Data interface
Attane
Access to Excitement
2Mbit/s (G.703) interface
Optical line interface FC/PC
Information and Communication Networks
Optical line interface FC/PC
07.10.2015
Data interface
GTU Features
Add/Drop
Configuration via: LCT, NMS
Attane
Integrated power supply
Plug-in unit 40..72VDC
Desktop unit local 40..72VDC, or
95-260VAC
Access to Excitement
Information and Communication Networks
Alarm indication: LED, LCT,
NMS, dry alarm contacts
page
Ethernet Remote Bridge
S-CH ICWP/Mre
nx64 kbit/s
Clock: 2Mbit/s / Line / Internal/
External (In/Out)
42
data or add/drop data + fractional
E1  G.703/G.704; ISDN PRA
NT1 Termination for transparent
2Mbit/s links (NT1-Z)
Interface submodules for a
range or connector types and
impedances
Available in desktop housing or
as plug-in unit
07.10.2015
Function: Interface converter
page
43
S-CH ICWP/Mre
GTU in a desktop housing and
as a plug-in unit
Attane
Access to Excitement
Data
interface
2Mbit/s (G.703) T- interface
2Mbit/s (G.703) V-interface
Information and Communication Networks
2Mbit/s (G.703) T-interface
07.10.2015
Data interface
OMI/OMI SNMP: „total control“
Alarm aggregation
(Urgent /Non urgent)
Interfaces:
OMI
 2 x V.24 for LCT and TMN
 V.24 for LCT; 10BaseT for
TMN, OMI and OMI SNMP
 Summary alarm output
S-CH ICWP/Mre
OMI SNMP
 Visual Indications-LED
44
 Summary alarms
page
(dry contacts)
07.10.2015
 Alarm acknowledgement
Attane
Access to Excitement
Information and Communication Networks
SRU - SHDSL Regenerator Unit
(available from 1.Q2002)
 SRU - SHDSL Regenerator
 Feeding voltage 60-180 VDC;
Remote power feeding from LT or
NT side or locally (local feeding source
or via separate UTPs)
and addressable using LCT or NMS
(fault location)
 Indoor/outdoor/underground
S-CH ICWP/Mre
 up to 8 regenerators cascadable
accessories is available from
page
The appropriate container with
46
placement
07.10.2015
Corning Ltd in Hagen, Germany
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
page
47
S-CH ICWP/Mre
Housings for regenerators
Attane
Access to Excitement
Information and Communication Networks
Interface Modules
2 Mbit/s, G.703
 RJ45, 120 Ohm
 D-Sub 9-pin 120 Ohm
 BNC, 75 Ohm
 1.6/5.6, 75 Ohm
 V.35 (M34 and D-Sub 25 pin)
DCE and DTE
48
 X.21 DCE (DTE possible using
V.36 module and corresponding
0-modem cable)
page
 10BaseT Remote
Ethernet Bridge
S-CH ICWP/Mre
Data
Clock / Alarm D-Sub mini
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
 V.36DCE and DTE
ULAF+ components overview
 Infrastructure
 HTU - HDSL Termination Unit
 Subrack 19‘‘
 OTU - Optical Termination Unit
 OMI/OMI SNMP - Operations
and Maintenance Interface units
via two UTPs
 GTU - G.703 Termination Unit
 REG - REGenerator for HDSL
 SRU - SHDSL Regenerator Unit
 Modules and other units
 2Mbit/s and nx64kbit/s data interfaces
 RPS - Remote Power Supply
Module for HDSL; on board for
SHDSL
 Management Software
 LineIntegrator SNMP
 LCT Software - Local Craft
Terminal
 Special functions with GTU unit
 NT1-Z - ISDN PRA adapter
 Interface converter as successor
of NAG-2D.CP
 Inband management for
LineIntegrator
S-CH ICWP/Mre
 STU2 - SHDSL Termination Unit
49
 STU - SHDSL Termination Unit
page
 Transmission units
 Alarm / clock interface
Attane
Access to Excitement
Information and Communication Networks
07.10.2015
 RPIU - Remote Power Insertion Unit
Your contact
 Sales
07.10.2015
page
50
Tel.: + 41-585 585 039
Fax: + 41-585 585 414
e-mail: [email protected]
homepage: http://www.siemens.ch/icw
S-CH ICWP/Mre
Siemens Switzerland Ltd.
International Sales
Albisriederstrasse 245
CH-8047 Zurich
Attane
Access to Excitement
Information and Communication Networks
Attane
Access to Excitement
Information and Communication Networks
ULAF
UTP
V.xx
X.21
WAN
2B1Q
16PAM
Optical fiber
Optical termination unit
Private branch exchange
Printed Circuit Board
ISDN-primary rate access
Point of Presence
Regenerator for HDSL
Remote power supply for HDSL
Single pair digital subscriber line
SHDSL termination unit
Time Compression Multiplex (optics)
Telecommunication management
network
Universal line equipment access family
Unshielded twisted wire pair
Data interface
Data interface
Wide area network
Line code for HDSL transmission
Line code for SHDSL transmission
51
HDSL
HTU
ISDN
ISP
LAN
LCT
LE
LL
LT
MUX
NMS
NT
OMI
OF
OTU
P(A)BX
PCB
PRA
PoP
REG
RPS
SHDSL
STU
TCM
TMN
page
G.703
G.704
Base station controller
Data communication network
Data terminal equipment
Embedded operating channel
European telecommunication standard
institute
ITU-T recommendation 2Mbit/s elecrical
ITU-T recommendation 2Mbit/s frame
struture
High-bit-rate digital subscriber line
HDSL termination unit
Integrated services digital network
Internet service provider
Local area network
Local craft terminal
Local exchange
Leased lines
Line termination
Multiplexer
Network management system
Network termination
Operations & maintenance interface unit
07.10.2015
BSC
DCN
DTE
EOC
ETSI
S-CH ICWP/Mre
Abbreviations
Descargar

Document