mini-link tn etsi technical

Transmission & Transport Networks1

4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN ETSI Technical


4/22109-FGC 101 190/1 Uen Rev.B

Our product offering

MINI-LINK BAS

MINI-LINK TN

MINI-LINK E

MINI-LINK HC

Partner products

MINI-LINK Management


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TNApplications

Mobile networks

1st mile broadband access

2nd mile broadband access


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

• Functionality Overview– Microwave radio function

– Traffic routing function

– Circuit Management

– STM-1 Terminal Multiplexer function

– Ethernet function

– Protection mechanisms

– Synchronization

– Co-siting function

– Operation & Maintenance

– Data Communication Network

– Management Tools

• Product Overview


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Microwave radio function

C-QPSK

16 QAM

128 QAM*

* In combination with MINI-LINK HC indoor unit

2-16xE1

4-32xE1

64xE1*

23 GHz26 GHz28 GHz32 GHz 38 GHz

7 GHz8 GHz

13 GHz15 GHz18 GHz


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN


2-16xE1

4-32xE1

64xE1*

Capacity and modulation agile radios

• One radio - 4 to 155 Mbit/s

• One radio - 4 to 128 QAM

Easy upgrades & logistics

* In combination with MINI-LINK HC indoor unit


4/22109-FGC 101 190/1 Uen Rev.B

• 19 modems per subrack in AMM 20p



• Software configurable traffic capacity

MINI-LINK TN



4/22109-FGC 101 190/1 Uen Rev.B

• Cross connection at 2Mbit/s level

• 400 E1 ports non blocking switching capacity, full duplex

• Software-controlled from management system

• Hardware redundant switching function

nxE1

MINI-LINK TN

Traffic routing function


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN


Conventional solution


4/22109-FGC 101 190/1 Uen Rev.B

Up to 70% size reduction

MINI-LINK TN


MINI-LINK TN


4/22109-FGC 101 190/1 Uen Rev.B

• Enables full benefits of MINI-LINK TN’s traffic handling capabilities

• Highly efficient Operation and Maintenance

• Integrated network planning, test & design tools

• Continuous performance monitoring

• Connections handled by world-class manager

MINI-LINK TN

Circuit Management


4/22109-FGC 101 190/1 Uen Rev.B

• Visibility of all media

• Fault management on trunk level

• Fault management on circuit level

• Fault reporting with all network details

• Automatic circuit routing by selecting the end points only

• Facilitates changes in circuit capacity and end point relations

MINI-LINK TN

Circuit Management

Operation and maintenance


4/22109-FGC 101 190/1 Uen Rev.B

• Excellent support for network planning

• Build and route traffic for future expansions using the existing network information

• Test automatic recovery

• Perform transmission analysis

• Continuous performance monitoring

• Complete fault history

MINI-LINK TN

Circuit Management

Network design and planning

Ask the database how traffic can be routed

Continous performance monitoring


4/22109-FGC 101 190/1 Uen Rev.B

Efficient interface between optical and microwave network

• Terminates full STM-1 payload

• Electric and optical interfaces

• MSP 1+1 for equipment and line protection

W E

SDH ADM

MINI-LINK TN

STM-1 Terminal Multiplexer function


4/22109-FGC 101 190/1 Uen Rev.B

• One management system to manage the complete site

• One installation team for the complete site

MINI-LINK TN

STM-1 Terminal Multiplexer function

Complete MINI-LINK microwave solution for 155 Mbit/s


4/22109-FGC 101 190/1 Uen Rev.B

• Broadband to everyone

• Easy to make money

• Proven product

ADSL

RSS

Fiber/CWDM

ADSL

WDSLPublic WLAN

DSLAM

RSS

MINI-LINK TN

Ethernet function


4/22109-FGC 101 190/1 Uen Rev.B

• Capacity flexibility – 2-34 Mbit/s

– 2 Mbit/s increments

• Carrier class Ethernet – Low Delay, 1-2ms

– High throughput with small packages

– Priority queuing (optional)

• Transparent Ethernet transport– Transparent for VLAN tags

– No MAC address filtering

• Powerful Management

MINI-LINK TN

Ethernet function


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Ethernet function

• Ethernet bridge according to IEEE 802.1D with exception for self learning bridge and spanning tree

• Support for auto-negotiation of speed and duplex according to IEEE 802.3u

• Support for flow control according to IEEE 802.3x

• Auto MDI-MDIX (switching of Rx and Tx)

• Shielded RJ45 connectors with LEDs for network link, activity and rate selection


4/22109-FGC 101 190/1 Uen Rev.B

Redundant system architecture Separate traffic and control system

Ring protection; 1+1 E1 SNCP(media independent)

Microwave Propagation protection(Hot-/working standby)

MINI-LINK TN

Protection

Line & equipment protection(1+1 E1 SNCP; MSP 1+1; Microwave 1+1)


4/22109-FGC 101 190/1 Uen Rev.B

• Physical link and equipment protection

• Hot or working standby

MINI-LINK TN

Protection

1+1 Microwave radio protection

Switch function Switch function

MINI-LINK EMINI-LINK TN

2-17xE1

Modem function Modem function

Modem functionModem function


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Protection

MSP 1+1


• Uni-directional

• Permanently bridged

• Non-revertible

Controller Detected failures

STM-1 plug-in unit

STM-1 plug-in unit SDHequipmentwith MSP 1+1

63xE1

Passive STM-1

Active STM-1

Local equipmentfailures

Externalcommands


4/22109-FGC 101 190/1 Uen Rev.B

• Network layer protection on E1 level


• Signal is transmitted on two interfaces, receiver chooses the best of the two

• Switches on signal failure

MINI-LINK TN

Protection

1+1 E1 SNCP

Working

Standby

Subnetwork

MINI-LINK TN


4/22109-FGC 101 190/1 Uen Rev.B

• Microwave rings of 17xE1, 32xE1 and 64xE1 capacity

• Media independent

• Support for asymmetric ring capacity

• Independent of MSP1+1 and 1+1 microwave protection

MINI-LINK TN

Protection

1+1 E1 SNCP – Ring Application

nxE1

nxE1

PDH or SDHMicrowave

1+1 E1 SNCP

1+1 E1 SNCP

Working connection

Standby connection


4/22109-FGC 101 190/1 Uen Rev.B

• Redundant power bus and power supply

• Redundant traffic buses

• Separate traffic- and control system– Tolerance for control system faults.

– Hot insert/Hot swap of plug-in units

– Software upload without disturbing traffic

MINI-LINK TN

Protection

Protected System Architecture


4/22109-FGC 101 190/1 Uen Rev.B

SDH network

• PDH– Unstructured E1 circuits with

independent timing

• SDH– E1s are mapped into VC12s at each Terminal

Multiplexer using asynchronous mapping

– MINI-LINK TN complies to G.825 for all jitter/wander requirements

– When building networks with MINI-LINK TN and MINI-LINK HC, local oscillator and loop timing is used Local oscillator

Loop timingLocal oscillator

Loop timing

Loop timing

Loop timing

Local oscillator

MINI-LINK TN

Synchronization

MINI-LINK TN

MINI-LINK TN

MINI-LINK TN


4/22109-FGC 101 190/1 Uen Rev.B

• Traffic interfaces : E1(x2); E2(x2); E3+E1

• DCN output ports: E0(x2)

• Terminal server: V.24

MINI-LINK TN

Co-siting function

Co-siting function

E0 (x2)E1 (x2)E2 (x2)E3 (x1)

Modem function

MINI-LINK EMINI-LINK TN


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Operation & Maintenance

• Fault management

• Configuration management

• Performance management

• Software management

• Equipment handling

• Loop functions

• Bit Error Rate Testing


4/22109-FGC 101 190/1 Uen Rev.B

• All hardware and software is monitored

• Errors are mapped down to faulty replaceable unit

Fault Management/Fault localization

MINI-LINK TN



4/22109-FGC 101 190/1 Uen Rev.B

Green LED = Power OnRed LED = Faulty unitYellow LED = Plug-in unit ready for removal

Fault Management/LED:s

MINI-LINK TN


Plug-in unit front

All plug-in units have a Board Removal Switch (BRS) for controlled removal.


4/22109-FGC 101 190/1 Uen Rev.B

• 3 user input– Configurable to normal open or normal closed

• 3 user output– Both normal open or normal closed available

– Can be set manually by management system or configured to map to a given alarm severity

Fault Management/User I/O

MINI-LINK TN


MINI-LINK TN

Input to MINI-LINK TN

MINI-LINK Manager


4/22109-FGC 101 190/1 Uen Rev.B

• Performed in Embedded Element Manager or by using SNMP interface

– Transmission interface parameters

– Traffic routing

– Traffic protection

– DCN configuration

– User I/O configuration

– Security parameters

• Configuration is stored non-volatile on MINI-LINK TN

• Configuration can be backed up and restored from FTP server

Configuration Management

MINI-LINK TN



4/22109-FGC 101 190/1 Uen Rev.B

• Measurements according to ITU G.826

• 15 minutes and 24 hours current intervals

• 1x24 hours previous and 96x15 minutes intervals

• Configurable thresholds for current PM data. Crossing of the thresholds is reported as alarms

Performance Management

MINI-LINK TN



4/22109-FGC 101 190/1 Uen Rev.B

• MINI-LINK TN software can be upgraded while in operation (without disturbing traffic)

• Software download can be done on site or from the O&M center

• FTP is used to transfer software

• New plug-in units are upgraded automatically if they have incorrect software revisions

Software Management

MINI-LINK TN



4/22109-FGC 101 190/1 Uen Rev.B

• Plug-in units can be inserted, swapped and removed while in operation

• When changing a circuit board for repair, the new board automatically receives the configuration of the old board

• Equipment fault management with supervision of temperature, power, fan, system buses and processes

Equipment Handling

MINI-LINK TN



4/22109-FGC 101 190/1 Uen Rev.B

• The temperature of all circuit boards is monitored with sensors

• Two levels of temperature violations– High temperature threshold shuts down

the circuit board’s control software without disturbing the traffic

– Excessive temperature threshold shuts down the entire circuit board

• Alarm notification on temperature violations

Equipment Handling/Temperature Monitoring

MINI-LINK TN


Excessive temp.thresholdExcessive temp.

Normal temp.

High temp.

Temp.

Temp.SupervisionHysteresis High temp.

threshold


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Plug-in unit

Bit Error Rate Tester (BERT)

MINI-LINK TN


BERT

• ITU standard O.151

• Replaces external line testers

• Enables system verification

• Remote activation/de-activation

• One BERT (E1) per Plug-In Unit


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TNMINI-LINK TN

AIS

Transmission link

Loop functions/Line Loop

MINI-LINK TN


BERT

AIS-Alarm Indication SignalPlug-in unit


4/22109-FGC 101 190/1 Uen Rev.B

AIS


Transmission link

Loop functions/Local Loop

MINI-LINK TN


BERT

Plug-in unit


4/22109-FGC 101 190/1 Uen Rev.B


Transmission link

Loop functions/Connection Loop

MINI-LINK TN


BERT

Plug-in unit

AIS


4/22109-FGC 101 190/1 Uen Rev.B

• IP based DCN

• SNMP v1, v2, v3

• IP router integrated in every node supporting OSPF

• IP over unnumbered PPP over radio hop and SDH overhead channels

• Automatic set up of DCN channels MINI-LINK TN terminal server functionality for access to MINI-LINK E sub-networks

MINI-LINK TN

Data Communication Network


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK Manager

Ethernet or 2Mbit/s connection

MINI-LINK E, (cluster)

MINI-LINK TN

MINI-LINK HC

Multiplexer/Repeater section

MINI-LINK TN

MINI-LINK TN


128 kbit/s connection

1.2 kbit/s connection


4/22109-FGC 101 190/1 Uen Rev.B

• Unnumbered IP interfaces– Less IP addresses consumed

– Ethernet and PPP interfaces inherit the default IP address for the node

– Simple planning of IP addresses

– Less manual configuration

• Numbered IP interfaces– Provided when advanced OSPF

routing functions are needed

– Set-up using standardized Command Line Interface (CLI)

MINI-LINK TN


Internal OSPF router/Default IP Address

MINI-LINK TNDCN Router

Default IP Address/OSPF Area

PPP interface

PPP interface

PPP interface

Ethernet interface

PPP interface

Inherits thedefault IPaddress


4/22109-FGC 101 190/1 Uen Rev.B

• DCC Radio Terminal – 128 kbit/s to MINI-LINK TN (automatically set up)

– 1.2 kbit/s to MINI-LINK E

• DCC STM-1– Default bandwidth automatically established to 192 kbit/s in RSOH/MSOH

– Configurable to 384/576 kbit/s in RSOH/MSOH

– Automatically set-up between nodes

• DCC E1 – One unstructured E1 used for DCN

– This PPP channel has to be established manually.

• DCC 2x64 kbit/s

MINI-LINK TN


Internal OSPF router/Serial Interfaces PPP


4/22109-FGC 101 190/1 Uen Rev.B

• 10 Base-T

• Shielded 8-pin RJ45

MINI-LINK TN


Internal OSPF router/Ethernet Interface


4/22109-FGC 101 190/1 Uen Rev.B

DNS-DHCP

LCT

Ethernet

DCN Services (Optional)

MINI-LINK TN


10 Base-T

MINI-LINK TN

NTPFTP

IP DCN


4/22109-FGC 101 190/1 Uen Rev.B

Local on-site management

Embedded Element Manager

Centralised Management

MINI-LINK Manager/MINI-LINK Connexion

Northbound management interfaces to existing systems

SNMP

MINI-LINK TNMINI-LINK Management philosophy


4/22109-FGC 101 190/1 Uen Rev.B

• Fault Management

• Performance Management

• Configuration Management

• Inventory Management

• Remote Software Upgrade

• Security Management

• System Administration

MINI-LINK TNCentralized Management

Efficient tools for management on node and circuit level


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK Manager - Common platform for microwave transmission


• Single point of entry for all Ericsson microwave products

• Integration of circuit alarm information from MINI-LINK Connexion

• High network availability

• Fast and accurate information

• Grow as network expands


4/22109-FGC 101 190/1 Uen Rev.B

• Network Editor - Build and display network elements graphically

• Network Router - Create and manage circuits throughout the network

• Circuit simulator - Simulates alternative routes and topologies

• Fault Manager - Fault monitoring, reporting and filtering services

• Performance Manager - Provides information on availability and network load

• Macro Manager - Enables faster repetitive actions


MINI-LINK Connexion


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINKManager

MINI-LINKManager

Network Element Management

MINI-LINK Connexion


Circuit ConnectionManagement

Standard configuration• One or several workstations (HW)• One or several servers (HW)• RTU/RTC (SW)

MINI-LINK Connexion



MINI-LINK Manager

Minimum configuration• One workstation/server (HW)• RTU/RTC (SW)


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINKManager

MINI-LINKManager


Minimum configuration• One workstation/DB server (HW)• One Com server(HW)• RTU/RTC (SW)• Up to 25 MINI-LINK TN

MINI-LINK Connexion


Standard configuration• One workstation (HW)• Two servers, Com and DB (HW)• RTU/RTC (SW)• Up to 500 MINI-LINK TN

MINI-LINK Connexion



MINI-LINK Connexion



4/22109-FGC 101 190/1 Uen Rev.B

• Industry standard SNMP interface supporting v1, v2, v3

• Available in network elements as well as from MINI-LINK Manager

• A management option when using own integrated management systems

• Active alarm list and notification log for synchronization with management system

SNMP traps

SNMP get Notification log and current alarm list

SNMP

NMS

MINI-LINK TN

Northbound Management interfaces


4/22109-FGC 101 190/1 Uen Rev.B

• EEM is accessed with standard web browser

– Installation and configuration

– Fault location

– Performance Management

– Local software upgrade

– Launch of MSM for radio management of MMU2 and SMU2

• CLI Interface: Industry-standard configuration of the DCN router

Embedded Element ManagerLCT

MINI-LINK TN

EEM

MINI-LINK TN

Local Management


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

• Functionality Overview– Microwave radio function

– Traffic routing function

– Circuit Management

– STM-1 Terminal Multiplexer function

– Ethernet function

– Protection mechanisms

– Synchronization

– Co-siting function

– Operation & Maintenance

– Data Communication Network

– Management Tools

• Product Overview


4/22109-FGC 101 190/1 Uen Rev.B

• Magazine height 44 mm

• Two full height slot positions for modems

• Mandatory configuration includes AMM 2p magazine and NPU2

• Fan unit required in certain scenarios

MINI-LINK TN

Hardware components

AMM 2p / AMM 6p / AMM 20p / Plug-in Units / Accessories


4/22109-FGC 101 190/1 Uen Rev.B

Node Processor Unit for AMM 2p (NPU2)

• Centralized node processor with DCN router, SNMP Master Agent etc.

• E1 interfaces for connection to co-located BTS

• 10/100 BASE-T Ethernet interface for management and traffic

• USB interface for local maintenance

MINI-LINK TN

Hardware components


10/100 BaseT

4x2 Mbit/s (120ohm)

+24/-48 VDC

USB


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

E1 Line Termination Unit (LTU 12x2)

• Used for additional E1s when NPU2 (4E1s) is insufficient

• 12xE1 interfaces, 120 Ohm G.703


4x2 Mbit/s (120ohm)

4x2 Mbit/s (120ohm)

4x2 Mbit/s (120ohm)

Leds


4/22109-FGC 101 190/1 Uen Rev.B

• Magazine height: 150 mm

• Two half height positions for power and fan unit

• One full height slot dedicated for node processor

• Five full height slot positions for any plug-in unit

• Mandatory configuration includes AMM 6p magazine, NPU1, PFU2 and FAU2

MINI-LINK TN

Hardware components



4/22109-FGC 101 190/1 Uen Rev.B

Power Filter Unit 2 (PFU2)

• -48V DC input on PFU2

• +24V DC via external converter

• Redundant power unit available

Fan Unit (FAU2)

• Integrated fan unit for AMM 6p

MINI-LINK TN

Hardware components



4/22109-FGC 101 190/1 Uen Rev.B

• Magazine height: 300mm

• Two half height positions for protected or unprotected power

• One full height slot dedicated for node processor

• Nineteen full height positions for any plug-in unit

• Mandatory configuration includes AMM 20p magazine, NPU1 and PFU1

MINI-LINK TN

Hardware components



4/22109-FGC 101 190/1 Uen Rev.B

Fan Unit 1 (FAU1)

• Used for cooling in the AMM 20p

• Three fans for redundancy

• Two power interfaces for redundancy

• Alarm interface towards PFU1

MINI-LINK TN

Hardware components



4/22109-FGC 101 190/1 Uen Rev.B

Power Filter Unit 1 (PFU1)

• Half size to accommodate two units in one full-height position

• Two PFU1s configured for redundancy

• Alarm interface towards FAU1

• -48V DC input on PFU1

• +24V DC via external converter

MINI-LINK TN

Hardware components



4/22109-FGC 101 190/1 Uen Rev.B

Node Processor Unit for AMM 6p/AMM 20p (NPU 8x2)

• Centralized node processor with DCN router, SNMP Master Agent etc.

• 10 BASE-T Ethernet interface for management

• E1 interfaces for local add-drop

• User In-/Output signals

MINI-LINK TN

Hardware components



4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

Modem Unit (MMU2)

• C-QPSK modulation

• Software-configurable capacity; 4-34 Mbit/s

• Compatible over the air with MINI-LINK E

• 1+1 protection via SMU2



4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

Modem Unit (MMU2 C)

• C-QPSK/16 QAM modulation agilitiy

• Software-configurable capacity; 8-64 Mbit/s

• Compatible over the air with MINI-LINK E*

• 1+1 protection without SMU2


* In C-QPSK mode


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

Switch Multiplexer Unit (SMU2)

• Triple function plug-in unit

• Two MMU2s and one SMU2 for 1+1 protection

• External channelized 34 Mbit/s interfaces

• Co-siting interfaces with MINI-LINK E



4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components


E1 Line Termination Unit (LTU 16x2)

• Used for additional E1s when NPU 8x2 is insufficient

• 16xE1 interfaces, 120 Ohm G.703


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

STM-1 Line Termination Unit (LTU 155)

• Terminal multiplexer function

• 63xVC12s terminated to E1s

• MSP1+1 protection

• LTU 155 e/o and LTU 155 e



4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

Traffic termination/Pre-fabricated cables

• 120 Ohm, 6.0 meter pre-fabricated cables with one open end

• Connects direct to Sofix interfaces on NPUx/LTUx

• Easy way to connect to existing patch panels on site



4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

Traffic termination/Interface panels

• Sofix interface conversion

• 120 Ohm/DSUB and 75 Ohm/SMZ

• Particularly useful for 75 Ohm applications


ICF1 120 Ohm for AMM 20p ICF2 120 Ohm for AMM 6p ICF16x2 120 Ohm for LTU16x2


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TN

Hardware components

Outdoor solution for AMM 2p/AMM 6

• Easy to install

• Reliable

• Flexible



4/22109-FGC 101 190/1 Uen Rev.B

6p

20p

2p

Magazines Plug-in units

• Power unit

• Node Processor

• Switch and co-siting interface

• Line Terminal Unit

• STM-1 Terminal Mux

• Modem Unit 4-34

• Modem Unit 8-64

MINI-LINK TN

Hardware components/Summary


4/22109-FGC 101 190/1 Uen Rev.B

MMU2 (Modem Unit)

SMU2 (Switch Multiplexer Unit)

LTU 16x2 (Line Termination Unit)

LTU 155 (Line Termination Unit)

NPU (Node Processor Unit)

PFU (Power Filter Unit)

MINI-LINK TN

Hardware components/Summary


4/22109-FGC 101 190/1 Uen Rev.B

MINI-LINK TNMicrowave transmission from an end-to-end perspective

Nodes designed for networksAny frequency, capacity and modulation

Efficient Management SystemsFixed, mobile and broadband applications

CA

PA

CIT

Y

BSC/RNC

STM-4/16

155Mbit/s

Copper


4/22109-FGC 101 190/1 Uen Rev.B

• Platform for next generation microwave networks

• Lower your network cost, while improving capacity and control

• Managed by MINI-LINK Manager

MINI-LINK TN

Summary

mini-link tn etsi technical

Documents