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1 Functional Description - Alcatel

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2. AFM Access Feeder Multiplexer AID Access Identifier AMAS AnyMedia Access System ANR Abnormal ANSI American National Standards Institute AO Autonomous Output Message AP Application Pack APOG Applications Planning and Ordering Guide ASCII American Standard Code for Information Interchange ATM Asynchronous Transfer Mode AUTO Automatic rl 0UH g 00 9 BAL Balance BB Backus Naur Form AEM NB R1 5 363 211 401 Issue 2 09 99 1 Abbreviations Em 2 Bg 9 BCL Bank Controller Link BITS Building Integrated Timing Supply BRA Basic Rate Access EEEE CD Compact Disk CDE Common Desktop Environment CFL Customer Feature List CIT Craft Interface Terminal CIU Communication Interface Unit CLEI Code assigned by Bellcore CMIP Common Management Information Protoco CO Central Office CPE Customer Premises Equipment CR Critical alarm severity CRV Call Reference Value CTAG Correlation Tag CTRL Control CTU Craft Test Unit CU Channel Unit AEM NB R1 5 AB 2 155 2 09 99 363 211 401 Abbreviations D DB Database DC Direct Current DCN Data Communication Network DDS Digital Data System DFL Default DID Direct Inward Dial DPT Dial Pulse Termination E ECI Code that corresponds to the bar coded label on
3. 1 26 Issue2 09 99 System Security and User Groups Working with AEM NB The AEM NB provides mechanisms which protect the system from unauthorised access The user groups play a very important role in this context as they define different levels of access rights for the individual users By default there are 3 user groups the administrator maintenance and monitoring user group Further groups can be added Table 1 1 provides an overview of the access permissions the user groups should have Table 1 1 Assignment of User Groups to Applications Tasks Application Task User Group System Start up Shutdown Administrator Administration Monitoring Administrator User Administration Access Policy Administrator and Profiling Management Domain Management Administrator Log Viewer Actions Administrator Maintenance System Internal Events Administrator Maintenance Autonomous Report Administrator Maintenance Monitoring Alarm Viewer Acknowledge Administrator Maintenance View Administrator Maintenance Monitoring Clear Administrator Maintenance Configuration NE Creation Administrator Maintenance Manager Equipment and Service Provisioning Administrator Maintenance Monitoring View Administrator Maintenance Monitoring Test Administrator Maintenance Cut through Administrator BroadBand EM BroadBand EM Administrator Maintenance
4. m Integrated display of all the alarms The AEM NB provides a common window alarm viewer to show all alarms reported by the managed NEs or generated by the management system itself The display shows all the information pertaining to the alarm including alarm type severity service affecting indication date time of oc currence and clearing m Alarm Display Filters It is possible to filter the items shown in the alarm viewer for instance to see only the critical alarms m Alarm Notification to User The user is informed by visual and audible alerts when a new alarm has been reported to the AEM NB m Clearing of Alarms Alarms in the management system will automatically be cleared when the faults are removed at the source such as in the NEs or in the platform The alarm information will contain the date and time of alarm clearance m Acknowledged Alarms The operator can acknowledge a raised alarm alarm still active but being investigated The AEM NB registers the time at which an alarm changes its status from raised to acknowledged and separately from acknowledged to cleared It is also possible for an alarm to go directly from the raised to the cleared state m Alarm Colors The management system provides a color scheme based on alarm severi ties m Enable Disable of autonomous Alarms on NE Basis m Fault Localization Provides fault localization across all NEs under the AEM NB control The COMDAC LEDs sh
5. A comment form so readers can give feedback to improve the next revision of the document m Table of contents m About this document Defines the purpose of the document and the intended audience Also in cluded are topics about the conventions used in the document related doc umentation how to order documents and how to comment on this docu ment m Chapter 1 Functional Description Contains the overview over the system its features and capabilities m Abbreviations and Acronyms Lists all abbreviations and acronyms used in this manual m Glossary Defines special terms used in this manual m Index Alphabetical index to quickly search for paragaphs in the manual which provide more information on a certain keyword 4 Conventions Used Numbering Each fascicle can be identified by its number and contains a chapter which is numbered accordingly e g Chapter 1 is contained in Fascicle 1 The page figure and table numbering begins with 1 in every chapter To be able to identify them easily these numbers are prefixed with the fascicle number For example Figure 1 3 designates the third figure in Fascicle 1 Cross References Cross reference conventions are identical with those used for numbering i e the first number in cross references refers to the corresponding fascicle Keyword Blocks To facilitate the location of specific text passages the guide contains so called keyword blocks These are placed to the left of the
6. ATM TCP IP PPP 7 bs Modem l ISDN Network Adapter Hub TCP IP LAN AEM NB Server NE Figure 1 1 AEM NB Server without Clients and with external OS WAN AEM NB 1 5 363 211 401 Issue 2 09 99 1 29 Functional Description Network Configuration 0 A 9 1 5 4 AEM NB Server with Clients and ex ternal OS WAN AEM NB server and one or more clients connected to the NEs using a WAN link and connected to one ore more external OSs using a LAN connection LJ y Client Clien Client P p 7 m E I Bridge Router Modem AEM NB Server eae ISDN Network Adapter TCPIIP ppp WAN LINK ISDN PSTN X 25 SONET SDH ATM Modem ISDN Network Adapter TCP IP PPP u Bridge Router TCP IP LAN NE Figure 112 AEM NB Server with Clients and external OS WAN AEM NB R1 5 1 30 Issue2 09 99 363 211 401 Abbreviations A ACO Alarm Cut off ADSL Asymmetrical Digital Subscriber Line AEM AnyMedia Access System Element Manager
7. 2 Hardware Platform 1 3 2 1 Architecture 1 3 2 2 Requirements 14 Working with AEM NB 1 4 1 Network Planning and Physical Installation AEM NB R1 5 363 211 401 ai mk o Co k 4 A N N 02 D N Issue 2 09 99 1 1 1 C0 ll bQaqa LNL LCVC I c Contents 1 4 2 Configuration Management 1 20 1 4 8 Network Operation amp Surveillance tei 1 4 3 1 Fault Management 1 21 1 4 3 1 1 Fault Identification 1 22 1 4 3 1 2 Fault Localisation and Diagnosis 1 23 1 4 3 1 3 Fault Clearance 1 23 1 4 3 2 Network Modification 1 24 1 4 3 2 1 Installation and Removal of a NE 1 24 1 4 3 2 2 Modification of NEs 1 25 1 4 3 3 Performance Monitoring 1 25 1 4 4 System Security and User Groups 1 26 15 Network Configuration 1 27 1 5 1 AEM NB Server without Clients and external OS LAN 1 27 1 5 2 AEM NB Server with Clients and without external OS LAN 1 28 1 5 8 AEM NB Server without Clients and with external OS WAN 1 29 1 5 4 AEM NB Server with Clients and external OS WAN 1 30 AEM NB R1 5 1 155 2 09 99 363 211 401 Functional Description 11 About this Subject Scope This chapter describes the Release 1 5 of the AnyMedia Element Manager for Narrowband Services AEM N
8. Center a Forordering a purchase order number or charge card number is required with all orders Make checks payable to Lucent Technologies One time Orders One time orders include the contents for the current document issue in effect at the time of order Standing Orders You may request an update on the standing order list for all later reissues of any document The standing order list for each document provides automatic distribu tion for all reissues of the document 7 How to Comment on This Document Document Com The first sheet in this manual after the title page is the feedback form How Are ment Procedure We Doing Please use this form to fax your comments and suggestions concerning the Func tional Description 363 211 401 to Lucent Technologies Network Systems GmbH Fax no 49 911 526 3545 AEM NB R1 5 VIII 155 2 09 99 363 211 401 Functional Description Contents 11 Aboutthis Subject 1 2 Introduction 1 2 1 Main Functions 1 2 2 ISO Functional Areas 1 2 2 1 Configuration Management 1 2 2 2 Fault Management 1 2 2 3 Performance Management 1 2 2 4 Security Management 1 2 3 Applications 1 2 4 System Working Modes 13 System and Software Architecture 1 3 1 Functional Groups 1 3 1 1 NE Management 1 3 1 2 General Components 1 3 1 3 Software Platform 1 3 1 3 1 Software Bus 1 3 1 3 2 Repository 1 3 1 4 Graphical User Interface GUI 1 3 1 5 Northbound Interface 1 3 1 6 Southbound Interface 1 3
9. Goal of this This chapter will outline the management activities and processes in the AEM NB Chapter The main emphasis is on presenting everyday operation processes The chapter is structured with respect to the various network life cycle phases see further be low User Profiles There are 3 default user profiles the administrator maintenance and monitoring profile The rights belonging to these profiles are described in Chapter 1 4 4 page 1 26 Life Cycle of a The individual life cycle of a telecommunication network has the following phases Network planning installation provisioning operation amp surveillance modification and fi nally decommissioning Modification of a network may take the form of fine adjust ment expansion or restructuring of the network and addition of new functionality Figure 1 6 shows the life cycle of a network Installation Provisioning Modification Operation amp Surveillance Decommissioning Figure 1 6 Life Cycle of a Network Support by The AEM NB is mainly used in three life cycle phases during network provision AEM NB ing network modification and network operation amp surveillance The installation phase is supported by the Graphical System Interface GSI AEM NB R1 5 1 18 Issue2 09 99 363 211 401 Functional Description Working with AEM NB 1 4 1 Network Planning and Physical Installation Network Planning In the network planning phase
10. Monitoring AEM NB R1 5 363 211 401 Functional Description Network Configuration 1 5 Network Configuration The network configuration depends on the user applications The most probable configurations are described below and illustrated in Figure 1 9 to Figure 1 12 gt NOTE If there are various configuration options of the DCN these are shown in the figures by means of dashed lines The hubs are optional depending on the number of client platforms and NEs 1 5 1 AEM NB Server without Clients and external OS LAN server connected to the NEs using a Local Area Network LAN AEM NB Server TCP IP LAN Figure 19 AEM NB Server without Clients and external OS LAN AEM NB R1 5 363 211 401 Issue 2 09 99 1 27 Functional Description Network Configuration 1 5 2 AEM NB Server with Clients and without external OS LAN AEM NB server and one or more clients connected to the NEs using a LAN Client AEM NB Server TCP IP LAN Figure 1 0 AEM NB Server with Clients and without external OS LAN AEM NB R1 5 1 28 Issue2 09 99 363 211 401 Functional Description Network Configuration UU t rO er 1 5 3 AEM NB Server without Clients and with external OS WAN AEM NB server connected to the NEs using a LAN and connected to one or more external OSs using a WAN link OSs Servers e g TNM Server WAN LINK ISDN PSTN X 25 SONET SDH
11. NB Server without Clients and external OS LAN 1 27 1 5 2 AEM NB Server with Clients and without external OS LAN 1 28 1 5 3 AEM NB Server without Clients and with external OS WAN 1 29 1 5 4 AEM NB Server with Clients and external OS WAN 1 30 AEM NB 1 5 363 211 401 Issue 2 09 99 Contents AB Abbreviations AB 1 GL Glossary GL 1 IN Index IN 1 AEM NB R1 5 IV 155 2 09 99 363 211 401 About this Document 1 Overview Purpose This Functional Description provides the following information for Lucent Technol ogies AnyMedia Access System Element Manager for Narrowband Services AEM NB Release 1 5 m Mainfunctions m Applications m System and software architecture m Software platform m Graphical User Interface m Hardware platform m Network configuration 2 Intended Audience The Functional Description is intended for marketing and sales personnel who want to get an overview of the AEM NB functionalty 3 How to use this document The description is divided into a number of sections subjects clearly separated by numbered tabs The front pages of the description also describe this division and list the titles of the subjects together with the corresponding tab numbers Through this readers can quickly select the subject of their interests and needs AEM NB R1 5 363 211 401 Issue2 09 99 V About this Document Conventions Used pE 1 m Howare we doing
12. NEs Application Group of one or more modules that offer related functionality Applicatios Pack AP This is a circuit pack which provides the line side interface functionality for POTS SPOTS ISDN or special service circuits Each AP handles 24 or 32 lines POTS SPOTS COIN and special services or 16 lines ISDN There can be up to 16 APs in an AnyMedia Access System shelf Archive Process of copying file systems to removable media such as tape and deleting the original files once they have been backed up AUDIT Trail A subset of all log messages A record showing who has accessed an Anymedia EM and what operation was per formed during a given period of time AEM NB 1 5 363 211 401 Issue 2 Glossary __ _ hon AA B b wire One of the wires of the subscriber line Sometimes it is called the ring wire Backup Process of copying file systems to removable media such as tape to safeguard against loss damage or corrup tion BB Broad Band Blinking Alarm An alarm which is continuously changing its status raised clear raised clear Bridge A network layer device that passes packets between two or more network segments that use the same data link communications protocol OSI layer 2 The network segments appear as one segment to protocol levels higher than the data link layer The bridge recognizes with the help of the MAC address which LAN component is con nected at which port of the bridge Data packets
13. R1 5 User Service Manual USM 108588757 a Forthe ordering address see Chapter 6 How to Order This Document 5 1 Print Copy Hard Copy Document All listed documents are available in print Packaging and Format 5 2 CD ROM 363 211 1012 363 211 102 9 363 211 100 363 211 402 9 The User Service Manual and the Functional Description are available in PDF for mat on CD ROM and an Adobe Acrobat Reader is provided to view them Table 2 Customer Documentation on CD ROM Component CD ROM AEM NB R1 5 Customer Documentation on CD ROM includes User Service Manual USM Functional Description Ordering Number 363 211 400 1 Acrobat Reader is a registered trademark of Adobe Systems Incorporated AEM NB R1 5 363 211 401 Issue 2 09 99 About this Document How to Order This Document 6 How to Order This Document Ordering Number The ordering number for the AEM NB Functional Description is 363 211 401 Order Procedure To order additional hard copies of this document and or to request placement on the standing order list send or call in an order as follows Telephone Order Monday through Mail Order Friday Lucent Technologies Within USA 1 888 LUCENT8 7 30 a m to 6 30 p m EST FAX from USA Attention Priscilla Stanley 1 800 566 9568 email pfstanley Qlucent com FAX Worldwide 2855 N Franklin Road P O Box 19901 0098 USA Indianapolis 46219 Customer Information
14. The Configuration Management in accordance with the specific operating condi tions of the network operator is performed by special provisioning actions It is as sumed that the NEs and AEM NB have already been physically connected Provisioning Figure 1 7 provides an overview of the provisioning actions and the text which fol Actions lows gives a detailed description Configuration Management NE and Domain Creation Equipment Configuration Service Provisioning Figure 1 7 Network Provisioning NE and Domain Prior to equipment configuration and service provisioning the NEs must be known Creation in the AEM NB To achieve this the following 4 steps are necessary 1 Creation of domains 2 Creation of NEs 3 Assignment of NEs to any domain s 4 Logical connection of NEs All steps are described in detail in Chapter 5 User Service Manual Order no 363 21 1 422 Equipment NEs can be configured if they are known in the AEM NB The following measures Configuration should be performed m Selection of the timing synchronization source m Selection of the COMDAC simplex duplex IO DS1 protection scheme m Selection of those slots for which an absence of the circuit pack will be alarmed AEM NB R1 5 1 20 Issue2 09 99 363 211 401 Functional Description Working with AEM NB m Provisioning of the protection switching All steps are described in detail in Chapter 5 User Service Manual Orde
15. are only transferred over the bridge if the participant is at another port of the bridge With a bridge data traffic can be kept from a certain part of a LAN Built in Self Test BIST This is a procedure executed by each plug in circuit pack either after power up or on demand The task is to check the functions of the hardware Burst Load Load that can occur in certain well known circumstances where response times are no longer guaranteed but queues handle excess traffic After removing the causes of the burst load and a certain settling time normal oper ation is resumed During burst load there is a graceful degradation no loss of information only a queueing occurs to defer the load to a later moment Busy Hour Load Maximum load that is expected to occur in real life that must be handled with normal response times C C s s S Call Reference Value CRV This is a numeric value used to identify a logical line on a TR 303 Virtual Remote Terminal VRT in messages ex changed between the HDT and the TR 303 switch when setting up and tearing down individual calls For TR 303 VRTs the CRV is identical to the last field in the AID for a logical line e g 104 is the CRV for the logical line having AID v3dp 1 104 CRVs are numbered between 1 and 2048 A maximum of 672 provisioned logical lines are sup ported by the AnyMedia Access System R1 2 A CRV can be uniquely associated with a single Distribution P
16. between TL1 messages and CORBA methods EM Application A group of one or more modules that offers related functionality EM Domain An assigned collection of Controlled Objects EM Task This represents a subset of the management functions supported by EM applications EM User An entity defined via login name that can be assigned at least to an EM user group EM User Group A logical group of EM users enabled to access one or more domains Permissions to access domains applica tions and tasks are administered on an EM user group basis Embedded Operations Channel EOC A duplicated DSO data link dedicated for exchange operations messages between the LDS and RDT AEM NB 1 5 GL 4 Issue 2 Glossary F Fault Case For some faults e g DON failure normal working conditions need to be re established within certain time limits These are fault cases that are taken into account Fault Management For detecting displaying storing filtering and routing fault alarm data Feeder DS1 Ports These are the 051 circuits that are used to provide virtual remote terminals or INA virtual bank feeder facilities and are provided by IO 051 circuit packs in the AnyMedia Access System 051 port numbers are included as part of the AIDs for these feeder DS1 ports Forced Switch This refers to an Element Manager initiated switch command that instructs the NE to perform a switch no matter what the conditions of the protection unit CO
17. descriptor used in this document to refer to parameters affecting a DSO 64 kbps service or facility TR 303 logical line DSO Logical DS1 The descriptor used in this document to refer to parameters affecting a DS1 1 544 Mbps service or facility TR 303 logical feeder DS1 Logical Feeder D 1 Numbers These are the identifiers 1 to 28 for the TR 303 VRT of the VRT feeder DS1s that are used by the real time call processing software of the TR 303 Local Digital Switch LDS and in communicating with the VRT over the TMC and or EOC about these feeder DS1s The AnyMedia Access System provides only 20 physical feeder DS1 ports so only a subset of the logical feeder DS1s can be in service Logical Line This is a logical customer termination provided by the NE on either a TR 303 TR 08 VRT or an INA VB Logical Line Number LLN This is the Access IDentifier AID used externally by the Element Manager to identify uniquely a VRT or INA Vir tual Bank distribution side logical drop M MAC Address This is a 6 byte hardware address which identifies a unique participant worldwide in an Ethernet LAN A MAC ad dress is used in OSI layer 2 Manual normal Switch This refers to an Element Manager initiated switch command that instructs the NE to perform a switch only if the protection unit COMDAC and IO 081 circuit packs only is in service and not faulty Migration This refers to converting an NE from one software release to another by
18. installing a different software release Module An executable installed on a Host N NE AnyMedia Access System Network Element NEM Network Element Management Subsystem AEM NB 1 5 363 211 401 Issue 2 Glossary ee Non Volatile Data Storage NVDS This refers to a capability of the AnyMedia Access System to store information in such a way as to survive indefi nite periods of total power failure The current values for all provisionable parameters are stored in the NVDS and hence are the parameter values that will be used on subsequent NE power up Non Volatile Program Storage NVPS This keeps software program data It resides in the COMDAC Normal Hour Load The average load expected during the lifetime of the system O Off line Backups These are backups performed automatically via any scheduling mechanisms e g cron file On line Backups These are backups performed on user demand Operator This refers to the AnyMedia Element Manager users Operator Mode Testing initiated by staff from the EM using the NE integrated capabilities These tests can last some time e g some measurements can be executed several times during a test session The results in this mode usually are val ues e g resistance voltage and pass fail decisions Overload The load that causes the system to take drastic measures to ensure its integrity During overload normal system function is disrupted and certain inputs the ones
19. is identified differently No alarm notification will be sent to the AEM NB The AEM NB detects the fault by testing at regular intervals whether the associa tion to the particular NE is dropped In this case the AEM NB itself raises an alarm Alarm Display on A complete alarm overview and a detailed alarm description is provided by the the User Interface alarm viewer All relevant alarm data e g alarm severity are shown Alarm Logs The AEM NB keeps alarm logs to store the alarm notifications Alarm logs are used among other things for long term observations e g of the fault behaviour in the network Alarm logs exist for pending alarms for the alarm history and for clock events in the network 1 4 3 1 2 Fault Localisation and Diagnosis Reaction to Fault When a fault has been detected it is necessary to localise its source and diag Identification nose its cause in order to initiate appropriate repair procedures To locate the cause of fault the AEM NB provides information gathered from alarm notifications and general network data Fault Source Each alarm notification contains the name of the network component from which it originates This network component however need not always be the real fault source 1 4 3 13 Fault Clearance Background The AEM NB detects faults automatically and clears various software errors by it self fault recovery The transmission characteristics of the network will not be im paired by this Re
20. logs m External system communication parameters m configuration data m Alarms cache 1 3 1 4 Graphical User Interface GUI Introduction The Java based GUI is responsible for putting up forms collecting user input commands and data and routing it on to the correct component It also receives data from the relevant process which it uses to update its display The GUI has di rect access to the services provided by the AEM NB through the ORB Functionality The GUI provides the following functionality features Features m Multi National Language Support Provides all user interface capabilities in English m Support TL1 messages Supports all TL1 messages for all NE products for dumb terminal access Allows direct input of TL1 messages In some markets direct input of TL 1 messages may not be allowed and can be suppressed via the appropriate security permissions m Online Help Provides access to online help which contains at least information on the operation of the AEM NB meaning of the buttons etc m Multiple windowing Provides multiple windowing for access to multiple NE information on a sin gle screen m Multiple user access Provides for multiple users access to the AEM NB at the same time Multi ple users may include multiple OSs or NMSs as well as multiple GUI ac cess R1 5 1 14 Issue2 09 99 363 211 401 Functional Description System and Software Architecture 0
21. main text and contain either a keyword or a word which indicates the contents of a paragraph or group of para graphs Abbreviations Each abbreviation used in this guide is listed in Fascicle AB Abbreviations of the hardcopy version unless it can be assumed that the reader is familiar with this abbreviation Trademarks The trademarks used in this document are identified after the title page Trade marks of Lucent Technologies and other companies are in italics and the trade marks modify a noun e g the system name contains a trademark AnyMedia Access System A trademark is not treated as an acronym it is not spelled out or expanded Lucent Technolo gies trademarks Lucent Technologies trademarks are identified with the registered mark 8 sym bol the first time the trademarks are used in a chapter AEM NB R1 5 VI Issue2 09 99 363 211 401 About this Document Related Documentation Trademarks of The trademarks of other companies are identified with a footnote reference the Other Companies first time the trademarks are used in a chapter 5 Related Documentation Document list The following is related documentation for the AEM NB and for additional components Table 1 List of Documents CIC Ordering Component Manual Type Comcode Number AnyMedia Access System Applications Planning and Ordering Guide APOG AnyMedia Access System Installation Manual IM AnyMedia Access System Commands and Procedures AEM NB
22. remote login capability into a system on a network from any other node on that network that is also running TELNET TELNET is a TCP IP application AEM NB 1 5 GL 10 Issue 2 Glossary Test Access Path TAP There are up to two TAPs one consisting of two pairs TAP B and the other of six pairs TAP A both providing in ternal and external metallic test access to the circuits Test Session This is the procedure including all necessary functions to test a subscriber This includes the setup of the test path as well as the release of the test equipment The test session runs in the NE Time This represents a 24 hour clock function Timeslot Management Channel TMC This is a duplicated DSO data link that a TR 303 VRT and Local Digital Switch LDS use to exchange connection control information with each other as they set up and tear down DSO paths through the system on a per call basis Transaction Language 1 This is a bellcore standard message language It is the primary means of operating and maintaining the system A TL1 message session supports bi directional message transmission and when a TL1 link is established the system can initiate autonomous messages to monitor alarms and changes in system status TR303 VRT TR303 Virtual Remote Terminal This refers to the logical portion of the NE that supports a single TR303 interface acting as a TR303 RDT Only one TR303 VRT can be supported in NE R1 2 U Upgr
23. require any knowledge of the NEs the AEM NB is managing They provide a platform on which the other AEM NB components can operate and isolate them from the underlying customer platform OAM Components The OAM components provide operation administration maintenance and secu rity functionality This is based on third party tools i e orbix and a set of specific applications The OAM components provide the following functionality features 1 Operation Administration Maintenance m Standard Reports The system allows the user to generate a set of predefined reports from the information kept by the AEM NB The reports cover the following areas Alarms Equipment configuration Service provisioning inventory Performance The reports are available for displaying printing and saving in a postscript file AEM NB R1 5 363 211 401 Issue 2 09 99 1 11 Functional Description System and Software Architecture p ll m Backup and Restore of system relevant data Relevant data includes all information necessary to restore the situation in case of an AEM NB crash m X AEM NB Software Upgrades Provides an established release cycle for AEM NB software upgrades in a way that minimizes incompatibility with NE software releases and allows for upgrades to provide for OS compatibility This upgrade does not affect the services provided by NEs m Log Administration The logs are capable of being printe
24. the network traffic The AEM NB supports both Initiation of Main Sometimes additional maintenance actions are necessary to clear a fault For ex tenance Actions ample some network disturbances can also originate in hardware faults Such hardware faults often require the faulty component to be replaced and this can only be done by maintenance personnel gt NOTE More detailed information about maintenance actions is provided in Chap ter 6 User Service Manual Order no 363 211 422 Fault Clearance Once the fault has been cleared the alarm is reset automatically 1 4 3 2 Network Modification Types of Network Usually network operation amp surveillance requires structural modifications in the Modification network The AEM NB supports this There are two types of network modifica tions m installation or removal of NEs m Modification of NEs 1 4 3 2 1 Installation and Removal of a NE Installation of a NE For installing a new NE in an existing network the following steps must be carried 1 Check whether the new NE be incorporated the existing DCN plan drawn up in the network planning phase if not the DCN plan must first be revised Creation of the NE Assignment of the NE to a domain Logical connection of the NE Selection of the timing synchronization source Selection of the COMDAC protection scheme simplex duplex N Oa N Selection of those slots for which an absence of the circuit pa
25. 1 Issue 2 09 99 5 Abbreviations 15 Loop Start M MDS Metallic Distribution Server MDSU Metallic Distribution Server Unit MEA Mismatch of Equipment and Attributes MHz Megahertz MJ Major alarm severity MIT Mechanized Loop Testing MM Module Manager MN Minor alarm severity MON Degraded Signal MR Modification Request MSC Metallic Shelf Controller N NB Narrow Band NE Network Element NEM Network Element Management AnyMedia EM subsystem NM Network Management NMA Network Monitoring and Analysis AEM NB R1 5 AB 6 Issue2 09 99 363 211 401 Abbreviations NMS Network Management System NVDS Nonvolatile Data Storage NVPS Nonvolatile Program Storage O OAM Operations Administration and Maintenance OCU Office Channel Unit OMG Object Management Group OODB Object Oriented Database OOS Out Of Service OPS Operations System ORB Object Request Broker OS Operation System P PBX Private Branch Exchange PC Personal Computer PCM Pulse Code Modulation PID Password Identifier PLN Physical Line Number PLR Pulse Link Repeater AEM NB 1 5 363 211 401 Issue 2 09 99 AB 7 Abbreviations POTS Plain Old Telephone Service PPP Point to Point Protocol PSTN Public Switched Telephone Network PT Power Test PTU Power Test Unit R RAM Rand
26. 3 m Time and Date format Enables the user to use local preferred time and date format For example the local calendar must be supported or optional use of 24 hour clock ver sus a 12 hour clock m Userfriendly GUIs Provides a user friendly interface and hides the complexities of the infor mation models m Manageable Objects organized in a Hierarchy The configuration is implemented within a GUI hierarchy group level containing a number of NEs NE level starting with shelf view 1 3 1 5 Northbound Interface Tasks The Northbound Interface performs all the tasks needed to communicate to other OSs It allows external OSs access to the NEs managed by the AEM NB directly through TL1 commands via a pass through interface This access is controlled by the Northbound Interface until the OS is disconnected TL1 Pass Through The TL1 Pass Through Interface allows an external OS access to the NEs man Interface aged by the AEM NB directly through TL1 commands for provisioning testing and alarm purposes 1 3 1 6 Southbound Interface Tasks The Southbound Interface performs all the tasks needed to communicate to the NEs managed by the AEM NB It provides distributed CORBA access which in cludes implementation and translation of TL1 commands response and autono mous messages into equivalent CORBA requests and events TL1 Southbound The TL1 Southbound Adaptors isolate the main AEM NB functionality from the Adaptors s
27. B Purpose This chapter provides an overview of the AEM NB and tries to give an insight into the functioning of the AEM NB by providing detailed information on the AEM NB features mentioned Contents The following AEM NB subjects are described m Basic functionality m Management features m System and software architecture m Hardware and software platform m Interfaces m Applications 363 211 401 AEM NB R1 5 Issue 2 09 99 1 1 Functional Description Introduction p 1 2 Introduction General The AEM NB is part of a Telecommunication Management Network TMN It rep resents the element management layer and fulfills the tasks of the ISO nterna tional Standardisations Organisation functional areas see Chapter 1 2 2 page 1 3 Benefits This provides some benefits for the operator m Better control over revenue generating services by local and centralized management m Reduced time and effort for provisioning tasks m Fastand efficient fault detection and isolation m Prevention of unauthorized access by appropriate security mechanisms m Reduction of operator mistakes by easy to use Graphical User Interface GUI m Integration with higher management levels for network service and busi ness purposes 1 2 1 Main Functions The AEM NB provides the following main characteristics functions m Support of all AnyMedia Access Systems features m Equipment Overview m Common alarm handling for all netw
28. Lucent Technologies Bell Labs Innovations AnyMedia Access System Element Manager for Narrowband Services Release 1 5 Functional Description 363 21 1 401 Issue 2 09 99 Copyright O 1999 Lucent Technologies rights reserved Printed in U S A This material is protected by the copyright and trade secret laws of the United States and other countries It may not be reproduced distributed or altered in any fashion by any entity either internal or external to Lucent Technologies except in accordance with applicable agreements contracts or licensing without the express written consent of the Customer Training and Information Products organization and the business management owner of the material Notice Every effort was made to ensure that the information in this document was complete and accurate at the time of printing However information is subject to change Ordering Information The order number for this document is 363 211 401 For more ordering information refer to How to Order Documents in the section About This Document How to Comment on This Document A feedback form is located immediately after the legal page of this document Please send or fax your comments and suggestions to Lucent Technologies Network Systems GmbH Fax no 49 911 526 3545 Trademarks Acrobat Reader is registered trademark of Adobe Systems Incorporated AnyMedia is a registered trademark of Lucent Technologies Internet E
29. MDAC and IO 051 circuit packs only are Full Backup This copies a complete file system or directory G Generic Signaling Function GSFN This defines the signaling interface for a provisioned distribution port It is part of the TO object data associated with each port Typical values for the GSFN are 2LS 2 wire loop start and 2RVO 2 wire loop reverse battery originat ing side Global Program This defines the information presentation to the user according to the user s preferred language and customs A global program is one that has been internationalized and can be localized GSI This is an intelligent terminal which may be a laptop PC that supports Graphical User Interface GUI software and the TL1 protocol interface to the AnyMedia Access System GSI NB The Graphical System Interface for narrowband services This is a Windows 95 based PC which uses TL1 com mands for the management of AnyMedia Network Elements GUI The Graphical User Interface of the AnyMedia Element Manager System Host A machine where one or more modules are installed Hub or Multiport Repeaters This have 8 12 16 or more ports With their help multiple devices with 10BASE T interface can be connected to a single LAN They have at least one additional port for connecting an additional segment of a LAN AEM NB 1 5 363 211 401 Issue 2 Glossary HEN Incremental Backup This copies new files and files that have changed since a prev
30. ade Is a type of migration where the software release is changed from an earlier release to a later release Upload The process of moving information from a client to a server at the request of a client according to client server par adigm Intended applications of this capability are software updates and restoring databases User The operator who will use the EM to provision maintain and monitor the AnyMedia Access System User Identifier UID This is a unique user login identifier This string is required and cannot be null Grouping of UID string values for this command is not allowed The valid UID value is a 3 to 10 case sensitive alohanumeric character string User Module A module that provides an interface to the users or to other external systems to the AnyMedia EM functionality V VB Virtual Bank This is the entity that groups a feeder and various drops for permanent leased line services in a simi lar way to the VRTs for switched traffic AEM NB 1 5 363 211 401 Issue 2 Glossary AA W Workload or Load A mix of actions and their frequencies from all possible input points that need processing in some way in the sys tem Z Z port A Z port is circuitry built on a POTS AP to provide a Z interface for analog subscribers Note that more than one Z port is housed on an AnyMedia POTS AP e g the LPZ100 provides 32 Z ports Z port for transmission only This is a Z interface normally used for s
31. all specifications and requirements of the future network operation are translated into a concrete network structure That means the network planning phase during which a decision on the network topology equipment and components is made has to take place before the operation with the AEM NB starts Physical The installation of the network follows the planning phase The installation in Installation cludes the following steps m Physical NE installation This includes the installation of racks plug in units and cabling of the NEs m Creation of a DCN plan Communication between the AEM NB and the NEs is carried out via the Data Communication Network DCN A DCN plan should be drawn up be fore provisioning the network to ensure that the AEM NB can reach all NEs and that the administration of the DCN does not lead to an undue increase in performance requirements m connection to the AEM NB server m OS connection to the AEM NB Server optional m Installation of the third party application and AEM NB software on the AEM NB Server Network Status After completion of these steps the network operator has at his disposal a net after Physical work which is connected physically with AEM NB and which is in principle ready Installation for operation AEM NB R1 5 363 211 401 Issue 2 09 99 1 19 Functional Description Working with AEM NB E 3 7 1 4 2 Configuration Management Introduction
32. causing the overload are ignored After clearing the overload sit uation the system is left in asynchronous state for those inputs that generated the overload Re synchronization of this input retrieves synchronization OS This is any operations system or Element Manager connected to the AnyMedia Access System Element Manager by some means of communication For the AnyMedia Element Manager R1 0 the communication method is TCP IP u u p Password PID This is always associated with a login UID PID is a case sensitive string containing 6 to 10 alphabetic numeric and symbolic characters where at least two characters are non alphabetic and one is symbolic PCM Highway The COMDAC pack is connected to each AP by the PCM highway which consists of two 4 096 Mbps serial links a 4 096 2 clock and 8 kHz sync signal The AnyMedia Access System uses two PCM highways between the the IO DS1s and each of the 16 AP slots Performance Management For receiving detecting time stamping analyzing displaying and storing performance data Plain Old Telephone Service POTS The conversional 2 wire analog subscriber service AEM NB 1 5 GL 8 Issue 2 Glossary Platform The hardware on which any AnyMedia EM module server or client is running Platform Alarm This is an alarm related to the AnyMedia Element Manager application or its hardware software platform It usually refers to an Element Manager function or hardwa
33. ck will be alarmed steps are described in detail in Chapter 5 User Service Manual Order no 363 21 1 422 AEM NB R1 5 1 24 Issue2 09 99 363 211 401 Functional Description Working with AEM NB Removal of a NE If an NE is no longer be managed by the AEM NB the administrator deletes it from the AEM NB database gt NOTE When an NE is deleted from the AEM NB database it is still fully functional The TL1 and TCP IP links between the AEM NB and the NE will be closed and the management access via the AEM NB is not possible until the NE is created and connected again 1 4 3 2 2 Modification of NEs Adding a NEs can be modified by adding or removing plug in units The AEM NB recogn Plug in Unit ises automatically which plug in unit has been plugged and where As only default settings are set on the new plug in unit the system administrator must adapt the configuration Removing a When deleting a plug in unit it must be ensured that there are no connections Plug in Unit running via this unit Then the plug in unit may be removed 1 4 3 3 Performance Monitoring Tasks of Performance management guarantees that the transmission quality does not fall Performance below a minimum performance threshold Another task is the recording of data for Monitoring analysis at a later date AEM NB R1 5 363 211 401 Issue 2 09 99 1 25 Functional Description 1 4 4 Protection from Unauthorised Access User Groups Access Rights
34. covery System Recovery protects the AEM NB and associated users from unnecessary Mechanisms problems and avoids or reduces manual work Recovery processes vary depending on the type of failure that occurred the struc tures affected and the type of recovery If no files are lost or damaged recovery may amount to no more than restarting an instance If data has been lost recov ery requires additional steps such as database restore using a previous backup AEM NB recovery mechanisms are initiated mainly by the following situations m software crash m AEM NB crash m Communication between AEM NB and a NE is interrupted In the case of a NE crash the AEM NB configures NEs in accordance with the in ternal state of the AEM NB database In the event of a AEM NB crash or an inter ruption in communication the AEM NB downloads the current NE configuration from the NE to its database AEM NB R1 5 363 211 401 Issue 2 09 99 1 23 Functional Description Working with AEM NB p Y ll i 1 Interactions Faults software or hardware the cause of which the AEM NB cannot eliminate it between Operator self by means of a recovery mechanism must then be handled by the user The and AEM NB AEM NB supports this The AEM NB first displays the fault on the user interface The user then initiates appropriate measures to clear the fault and or to maintain network operation This includes access to faulty network units and the redirection of
35. d and visualized The system limits the size of the system logs It is possible to make backups of the logs and to re move them from the system There are logs for Actions Contains all the information on actions performed by users or the AEM NB and which imply changes in the AEM NB configuration equipment NE configuration service and subscriber configuration access to the AEM NB print reports and backup amp restore i e all operations triggered by the user or the AEM NB and all subsequent actions The results of operations are also logged in the actions log System Internal Events Contains all internal events or actions which report unusual changes in the configuration and state of the AEM NB or indicate errors that occurred in the AEM NB Autonomous Reports Contains all information useful for the equipment supplier about alarms NE and platform the performance and all TL1 messages sent from all managed NEs and which imply changes in the data base Possibility to sort logs 2 Security m Possibility of creating deleting modifying AEM NB Users The AEM NB uses the security mechanisms provided by the SOLARIS Op erating System m AEM NB Security Privilege Levels Allows at least three privilege levels within the managed domain This is mapped to the NE privilege levels accordingly Administrator has all the permissions Maintenance has configuration and monitoring permissions Monitor
36. d more step by step procedures tutorials Improve the organization structure Add more troubleshooting information Include more figures Make it less technical Add more examples Add more better quick reference aids Add more detail Improve the index g g g g Please provide details for the suggested improvement Name serere eet E UE AA s Telephone Number __________ ____ ___ _ Company Organization Dales ex 4 os Address When you have completed this form please fax it to the address on top of this page Title AEM NB Functional Description Release 1 5 363 211 401 Issue2 09 99 Contents About this Document V 1 Overview V 2 Intended Audience V 3 How to use this document V 4 Conventions Usappled VI 5 Related Documentation VII 5 1 Print Copy Hard Copy VII 5 2 CD ROM VII 6 How to Order This Document VIII How to Comment on This Document VIII ws 1 Functional Description Ad 1 1 About this Subject 1 1 1 2 Introduction 12 1 2 1 Main Functions 1 1 2 2 ISO Functional Areas 13 1 2 3 Applications 1 4 1 2 4 System Working Modes to 1 3 System and Software Architecture 1 7 1 8 1 Functional Groups 17 1 3 2 Hardware Platform 1 16 1 4 Working with AEM NB 1 18 1 4 1 Network Planning and Physical Installation 15 18 1 4 2 Configuration Management 1 20 1 4 3 Network Operation amp Surveillance 1521 1 4 4 System Security and User Groups 1 26 1 5 Network Configuration 1 27 1 5 1 AEM
37. d retrieve the date and time of the NE m Disaster Recovery from the AEM NB The AEM NB is able to reconstruct its NE database by polling the NEs for information and from internally maintained backup copies of data Service The Service Management provides the following functionality features Management m NE Service Status Provides the aliveness status of the individual NEs providing a customer s service across all NEs under the EM s control m Logical DS1 List Logical DS1 ids can be listed based on a selection criteria m Change Voice Frequency Data Enhancement VFDE for TR 303 VRTs Enabling Disabling of the Voice Frequency Data Enhancement VFDE of a TR 308 Virtual Remote Terminal VRT m Datalink Protection Switching Provides datalink protection switching of a TR 303 Virtual Remote Terminal VRT for both TR 303 datalinks Embedded Operations Channel EOC and Timeslot Management Channel TMC m Edition of the Network Interface m Creation of a VRT VB Logical Feeder T1 Cross Connection AEM NB R1 5 363 211 401 Issue 2 09 99 1 9 Functional Description System and Software Architecture ee m Edition of a VRT VB Logical Feeder T1 of a VRT VB m Deletion of a VRT VB Logical Feeder T1 from a VRT VB m Addition Deletion of a Logical Line Subscriber TO to from a VRT VB m Edition of a Logical Line Subscriber TO VRT VB Alarm The Alarm Management provides the following functionality features Management
38. e AEM NB can work in the following two modes m Stand alone Mode m Integrated Management Mode These modes are not mutually exclusive i e the AEM NB is always able to per form the element management tasks even while it is connected to any OS Stand Alone Mode In the stand alone mode the AEM NB performs the whole management of the NEs on its own The user is able to perform all management tasks via the GUI Figure 1 1 shows the system architecture in the stand alone mode AEM NB TL1 ET NE Figure 1 1 Stand Alone Mode Integrated In the integrated management mode the AEM NB works as an integral part of the Management Mode customer s management network providing higher management systems OSs with services to manage NEs in their domains The AEM NB allows other OSs to pass provisioning testing or fault information to and from the NEs e g a fault management surveillance system can collect fault data using the pass through interface AEM NB R1 5 363 211 401 Issue 2 09 99 1 5 Functional Description Introduction Figure 1 2 shows the system architecture of the integrated management mode I TL1 NE Figure 1 2 Integrated Management Mode The complete system and software architecture of the AEM NB is described in Chapter 1 3 page 1 7 AEM NB R1 5 1 6 155 2 09 99 363 211 401 Functional Description System and Software Architecture 1 3 System and Software Arc
39. elnet session or an OS like the AEM NB Client Application A group of one or more user modules that offer related functionality Client Host A machine where one or more user modules are installed Common Data and Control Pack COMDAC This performs the main bandwidth management and control functions of the system Configuration Management This consists of a set of functions for controlling the network elements including initialization parameter setting starting and stopping and collecting information about the NE configuration Controlled Objects An entity defined via type and value Where type is defined as NE for AEM NB R1 0 but later when unbundled it requires the ability to configure type as VRT for the 24 channel product Value will identify one specific managed NE or VRT Interface CIT Craft Interface Terminal A local RS232 connection on the AnyMedia access system to which a PC GUI can be connected D Date This refers to the day month and year and represents a calendar function that needs to include a calculation for leap years and a capability of determining the day of the week from the date and must be Y2K compliant DCN Data Communications Network the communication media and interconnected devices used to exchange manage ment information between the AEM NB the NEs and other OSs Defaults These are the parameter values built into the NE when it is shipped from the factory Default values are restored upon e
40. eport functions in case of loss of communication with the supported NE m Maintain NE Software Copies The system keeps a copy of the versions of the NE software running in the NEs managed by the AEM NB FAST 24 channel FAST 30 channel SDH Generally only one version of NE software per NE type is used by all the NEs in a network but the AEM NB must have the capacity to man age two software versions during the upgrade period AEM NB R1 5 1 8 Issue2 09 99 363 211 401 Functional Description System and Software Architecture a 0 6 m NE Reset INIT SYS Allows the user to delete the NE and restore the factory settings for the whole NVDS except for the IP address so that the AEM NB can still com municate with the NE after the command execution has been completed m AEM NB Database Synchronization Automatic update of the AEM NB database records based on NE database changes m Protection Control The management system provides a facility to allow the user to switch op eration of one unit in a NE to a standby unit if that unit exists m Equipment Protection The AEM NB allows the user to provision the equipment information for the protection scheme Also the user can force protection switching R1 2 COMDAC simplex duplex and IO DS1 m NE Timing Synchronization The AEM NB supports the user to configure the NE synchronization clock Sources m NE Date and Time The AEM NB allows the user to set an
41. er in the context of this document the server will be the AnyMedia Access System for Narrow Band Side Switching This refers to the operation of deactivating the active core entity and activating the standby core entity COMDAC and IO 051 circuit packs Software Download The transport of the information required to upgrade update a given NE s generic program SPLL Semi Permanent Leased Lines A service in which resources are used permanently for the transmission of data between two points The switch is responsible for setting up this service System AnyMedia EM software It provides a set of services allowing an operator to manage the AnyMedia NE System Failure Any problem that prevents the EM system from continuing to work T TO This is the descriptor used for the TL 1 interface to refer to parameters concerning a 050 64 kbps service or facil ity T1 This is the descriptor used for the TL1 interface to refer to parameters concerning DS1 1 544 Mbps service or facility TAS Terminal Access Server This adapts local area networks LAN to wide area networks WAN TASs have the ability to integrate remote net work elements in a local network TASs support different LAN protocols e g Ethernet and WAN protocols e g PPP TCA Threshold Crossing Alert A crossing of a parameter threshold that is generally considered to be a transient condition TELNET This ia a remote terminal interface protocol which allows
42. eral Fault Figure 1 8 page 1 22 shows the general fault handling In the following the indi Handling vidual phases are described in more detail AEM NB 1 5 363 211 401 Issue 2 09 99 1 21 Functional Description Working with AEM NB U U UJU s as Fault localisation and diagnosis Identification of the alarm source Identification of the fault source Fault identification Detection of faults Alarm display on the user interface Alarm logs Fault clearance Recovery mechanisms Interactions between operator and AEM NB Initiation of maintenance actions GY G Figure 1 8 General Fault Handling 1 4 311 Fault Identification Background AEM NB gathers information about faults occurring in the network and forwards this information to the network operator This procedure includes two tasks on the one hand the fault must be identified and on the other hand the fault information must be processed as alarm notifications to be displayed on the user interface Detection of Faults If a NE fault is detected the NE notifies the AEM NB The notification comprises the type of fault and the address of the originating NE The AEM NB detects and processes such a notification automatically R1 5 1 22 Issue2 09 99 363 211 401 Functional Description Working with AEM NB If the unit of a NE fails that is responsible for the communication with the AEM NB the fault
43. ervices other than telephony e g data transmission This type of Z inter face does not support DC feeding and does not support out band signaling This interface can support Analog Leased Line ALL service AEM NB 1 5 GL 12 Issue 2 Index aioe Actions 1 12 Autonomous Reports 1 12 System Internal Events 1 12 1 ADL M Access protection 1 26 TA Actions 1 12 Modifying Alam network 1 24 109 1 23 network element 1 25 monitoring 1 21 Autonomous Reports 1 12 D ono G amp dl N C Network IN 1 life cycle 1 18 CD ROM VII modifying 1 24 Comments on document VIII normaloperation 1 21 physical installation 1 19 Network element modifying 1 25 D registration 1 20 Network planning 1 19 Documentation VII Comment procedure VIII F Packaging and format VII O Ordering F Document VIII Fault clearance 1 23 P identification 1 22 source 1 23 Performance monitoring 1 25 Plug in unit I adding 1 25 removing 1 25 Installation Provisioning ITM SC software 1 19 network 1 20 L R Life cycles Reactor network 1 18 to fault identification 1 23 Log Recovery 1 23 alarm 1 23 AEM NB R1 5 363 211 401 Issue 2 09 99 IN 1 Index hh 6 5 Software installation 1 19 System security 1 26 System Internal Events 1 12 T Trademarks VI AEM NB R1 5 IN 2 Issue2 09 99 363 211 401
44. her port of the router With a router data traffic can be kept from certain parts of a LAN A router is more powerful than a bridge it reduces the traffic on a LAN more than a bridge because the IP address is evaluated for traffic control 5 Security Management This restricts access based upon the establishment of log in procedures and an associated set of passwords Screen locks are used as well User access is based upon domain partitioning Controls the access to the data and capabilities inherent within a fixed partition of the network including unbundling Server A network element that waits for requests from clients to perform specific tasks This is the function performed by the AnyMedia Access System Server Application This is a set of server processes that perform a certain function AEM NB 1 5 363 211 401 Issue 2 Glossary EE oo Y m PH Server Host This is the machine where the system server modules are installed Server Module This is the module that provides a subset of the system services Service This is a piece of functionality provided by a server module ServiceState of an object or entity This represents the current availability status of an associated resource or service in the NE from the management point of view e g memory administration maintenance Session This is the active communication link between a client in the context of this document the client will be the AEM NB and a serv
45. hitecture 1 3 1 Functional Groups Northbound Interface Figure 1 3 363 211 401 4 5 6 NE Management Equipment Management Service Management Alarm Management Test Management Performance Management General Components Components for Operation Administration and Maintenance OAM Common Servers Software Platform Software bus Repository third party libraries Graphical User Interface GUI Northbound Interface Southbound Interface GUI 8 D 2 General NE Management Components Equipment Service Alarm Test Performance Common 5 OAM comp Software Platform Software bus Repository third party libraries Hardware Platform SUN Solaris AEM NB Functional Groups AEM NB R1 5 6 Southbound Interface Issue 2 09 99 The AEM NB software architecture is built with a number of components that can be grouped in the following distinct functional groups 1 Figure 1 3 shows the six functional groups The shadowed blocks are part of the AEM NB 1 7 Functional Description System and Software Architecture p 3 A 1 3 1 1 NE Management The NE Management functionality is distributed in 5 areas These are Equipment Management Service Management Alarm Management Performance Manage ment and Test Management Equipment The Equipment Management provides the following functionality features Management m Scro
46. ing has alarm monitoring and testing permissions AEM NB R1 5 1 12 Issue2 09 99 363 211 401 Functional Description System and Software Architecture p Se m NE User Security Privilege Levels Itis possible to administer the NE users and the privilege levels via the cut through interface m User Access is authenticated through User Name and Password m Single Login to Access the Domain Enables an authorized user to access multiple NEs simultaneously e g multiple windows using a single login and password m Domain Partitioning Enables the NEs managed by the AEM NB to be partitioned into separate security domains and permits users access to the domains based on their areas of responsibility and profile m User Inactivity Timer The user terminal will be locked with a screen saver once a configurable in activity timer has expired To unlock the terminal the user has to type his her password The timer has to be configured by the administrator m Lock Screen The user is able to lock the screen whenever he wants To unlock the termi nal the user has to enter his her password Common Servers Common Servers offer general purpose services A common server m manages the AEM NB history and security logs m logsthe history and security data of other processes upon request m provides log information upon request m provides a facility to generate and print client reports in the AEM NB printers m provides event distribution
47. ious backup The incremental backups are usually given a dump level which determines which files are backed up A certain level incremental backup will save all the new or changed files since the last backup with a lower level Inhibit Switch This refers to an Element Manager initiated switch command that instructs the NE to inhibit a side switch irrespec tive of the conditions of the active unit COMDAC and IO 081 circuit packs only Internationalization This is the process of isolating the language and customs dependent code in a computer program from the lan guage independent code The term internationalization is often abbreviated as 78 IO DS1 IO DS1 This provides four DS1 interfaces to accommodate telephony via standard TR 08 mode TR 303 and INA network interfaces IO 051 Circuit Packs Each circuit pack contains four feeder DS1 port circuits together with the circuitry needed to interface with DS1 sig nals metallic feeder IP Addresses These are distributed according to the worldwide or local configuration The IP address is used in ISO layer 3 A LAN contains tables for making an assignment between MAC address and IP address 2777 7 77 L Level 1 Applications The minimum set of server applications that have to run together to provide the minimum functionality of the Any Media NB EM These applications must exist before the Level 2 Application can be started If this g
48. ix V VB Virtual Bank vc Virtual Connection VF Voice Frequency VFDE Voice Frequency Data Enhancement VRT Virtual Remote Terminal R1 5 10 Issue2 09 99 363 211 401 Abbreviations BE W WAN Wide Area Network X Crystal Oscillator 0 Y YEL Yellow Alarm 0 M Z ZCS Zero Code Suppression 75 Zero Suppression AEM NB R1 5 363 211 401 Issue 2 09 99 AB 11 Abbreviations 117 B B 9 AEM NB R1 5 AB 12 155 2 09 99 363 211 401 Glossary 10Base T This is a physical interface used for high speed Ethernet connection It uses twisted pair cables A a wire One of the wires of the subscriber line Sometimes it is called the tip wire AEM NB AnyMedia Access System Element Manager for Narrowband Services It may be also named simply AEM NB in some parts of the document Alarm Any condition that needs operator attention since it may impact the normal operations of any system under opera tor responsibility e g Element Manager Network Element AMS Alarm Management Subsystem AnyMedia Access System This is also referred to as the Network Element or just the NE AnyMedia NE AnyMedia Network Element for Narrow Band Services It is the Network Element to which the DCN defined in this document is related Also known as FAST or AMAS AO Autonomous output reports generated by the
49. lling List of NEs The NEs are displayed in a list covered in a single window called Network Browser where the NEs and their components can be handled like files in a file browser m NE Provisioning The operator can create a new NE manageable for the AEM NB view The operator must enter the specific configuration data for the new NE such as IP address NE Name NE user id and password m Software Download to a single NE Provides a storage medium for maintaining a copy of the software and a mechanism for downloading that software to a NE m Software Download to multiple NEs Download of new software to multiple NEs on an individual connection ba sis m Non Volatile Data Storage Restoration Restores NE non volatile data storage upon user request Provides a stor age medium for maintaining a copy of the NVDS for backup and restore purposes on a periodic basis m Maintain a local Copy of NE Inventory The AEM NB maintains a local copy of specific hardware identifiers and software version identifiers This local copy accepts automatic inventory notifications This information can be used for display and report functions in case of loss of communication with the supported NE The hardware identifiers include all plug in units m Maintain a local Copy of NE Provisioning Configuration Data The AEM NB maintains a local copy of all cross connection and parameter settings for each NE This information can be used for display and r
50. m and event logs from NE m lInitiation Evaluation of tests for fault analysis purposes AEM NB R1 5 363 211 401 Issue 2 09 99 1 3 Functional Description Introduction 1 2 2 3 Performance Management The Performance Management provides facilities for retrieving storing and print ing of the NE performance and data to ensure the quality of service 1 2 2 4 Security Management The Security Management functions which are based on UNIX control the ac cess to the AEM NB and to the managed NEs The following main functionalities are offered for more detail see Chapter 1 3 1 1 page 1 8 m AEM NB user administration m AEM NB user security profile m No additional NE login for current AEM NB user m access via login name and password m Inactivity user session time out 1 2 3 Applications The AEM NB provides 6 applications which give access to the management func tionality as described in Chapter 1 2 2 page 1 3 The following applications are available m System Administration m User Administration and Profiling m Log Viewer m Alarm Viewer m Configuration Manager m BroadBand EM Each application is composed by one or more tasks The default user group as signment to the individual applications tasks is described in Chapter 1 4 4 page 1 26 1 provided by the OS System SUN Solaris AEM NB R1 5 1 4 Issue2 09 99 363 211 401 Functional Description Introduction 1 2 4 System Working Modes Th
51. om Access Memory RCV Receive RDLD Red Lined REPT Report ROC Remote Operations Channel ROM Read Only Memory RTLP Receive Transmission Level Point RTU Remote Test Unit 2RVO 2 Wire Loop Reverse Battery Originate EEEEEEESG 5 SCC Secondary Channel SCEC Secondary Channel Error Correction SDEE Supported Entity Exists AEM NB R1 5 AB 8 155 2 09 99 363 211 401 Abbreviations SDH Synchronous Digital Hierarchy SGE Supported Entity Outage SL Slope SLC Subscriber Loop Carrier SNMP Simple Network Management Protocol SPLL Semi Permanent Leased Line SW Software WIIIIZCHQOII OIIICCIII s T TA Terminal Adapter Test Area TAP Test Access Path TCA Threshold Crossing Alert TCP Transmission Control Protocol TID Target Id TL1 Transaction Language 1 TLP Transmission Level Point TM Timeslot Management TMC Timeslot Management Channel TMN Telecommunication Management Network TNM Total Network Management TO Transmission Only AEM NB R1 5 363 211 401 Issue2 09 99 AB 9 Abbreviations TRMT Transmit Attenuator Parameter TS Test TS Timeslot TTLP Transmit Transmission Level Point TIMT Tandem Transmit Attenuator Parameter U UART Universal Asynchronous Receiver Transmitter UAS Unassigned UEQ Unequipped UI User Interface UID User Id UPS Uninterruptable Power Supply UX Un
52. ork elements NEs m Report Log Backup amp Restore functions m IL1NE access via TCP IP based DCN m User security handling user profiles NE domains m Online Help m Multi User access m Northbound interfaces TL 1 AEM NB R1 5 1 2 Issue2 09 99 363 211 401 Functional Description Introduction 0 6 1 2 2 ISO Functional Areas 1 2 2 1 Configuration Management The Configuration Management supports the complete range of graphical func tions to provision and maintain the R1 2 NEs Network topologies shelf views and self explaining menus are navigating the operator to configure POTS ISDN BRA and Leased Line Services The following main functionalities are offered for more detail see Chapter 1 3 1 1 page 1 8 m Inventory management m Equipment provisioning and maintenance m Service provisioning m Clock synchronization m System Equipment Service status m Software download m NEdatabase backup and restore m System date time synchronization 1222 Fault Management The Fault Management supports the operator in detecting displaying localizing and logging any faults occurring in the managed network The following main functionalities are offered for more detail see Chapter 1 3 1 1 page 1 8 m Handling of alarm severities critical major minor m Receiving of autonomous alarm messages m Retrieving of alarms per system plug in unit application pack m Retrieving of alar
53. ort by setting up a TO cross connection between that port and the logical line specified by the CRV AEM NB 1 5 GL 2 Issue 2 Glossary Cross Connection Several types of cross connections are present in the AnyMedia Access System m cross connections provide links between physical DS1 feeder ports and the logical feeder ports of the VRTs and INA Virtual Banks VB They are created and deleted using the TL1 commands ENT CRS T1 and DLT CRS T1 The creation of a T1 cross connection acts as a trigger within the NE to instantiate the associ ated VRT or VB m TOcross connections provide links between the logical ports of a VRT or an INA VB and the physical distri bution ports of the NE They are created and deleted by the TL1 commands ENT CRS TO and DLT CRS TO m Finally the undifferentiated term cross connection describes an actual bandwidth assignment within the system s TSI fabric Such bandwidth assignments are administered dynamically by the TR 303 TMC they are administered semi permanently by the TR 303 EOC and they are created automatically by the NE in re sponse to provisioning activities on TR 08 VRTs and INA VBs Circuit This refers to the devices and functions built on or provided by an AP for one port In some documents this is also called facility The subscriber line is not included Client An entity that initiates requests to a server For the AnyMedia Access System a client could be a PC with a GUI in terface a t
54. ow the highest severity alarm for the system The indi vidual plug in unit LEDs show the highest severity alarm for the plug in unit Fault localization is performed at AP level m NE Alarm Log Handling The AEM NB is able to retrieve the NE alarm log via the cut through inter face AEM NB R1 5 1 10 Issue2 09 99 363 211 401 Functional Description System and Software Architecture p 0 1 4 Performance The Performance Management provides the following functionality features Management m Handling of Performance Records Records can be displayed printed and stored in a user defined file Test The Test Management provides the following functionality features Management m Port Test via cut through It is possible to request a test for a particular port on a specific application pack m Application Pack Card Test It is possible to start a series of self diagnostic routines for all port circuits on a specified Application Pack plus its common circuitry m Standby Card Test Scheduling via cut through It is possible to schedule a test to perform a COMDAC side switch or off line diagnostic for the standby COMDAC or the protection m Built in Self Test Each NE performs a built in self test of plug in circuit packs periodically Loopback Test at the Feeder Side It is possible to set or clear a loopback on particular feeders 1 3 1 2 General Components The components of this group do not have or
55. pecific protocols used by the NEs They are responsible for translating actions and state changes conveyed through CORBA messages from into the NE specific message formats Functionality The Southbound Interface provides the following functionality features Features m Southbound TCP IP TL1 Client Application Support for the TL1 client application on the southbound TCP IP interfaces TL1 is used for most of the OAM amp P functions see Chapter 1 3 1 2 page 1 11 m Southbound TCP IP FTP Client Applications Support for the FTP client application on the southbound TCP IP inter faces FTP is required for software download and NE data backup restore AEM NB R1 5 363 211 401 Issue 2 09 99 1 15 Functional Description System and Software Architecture Co V s m a3 m Southbound TCP IP Telnet Client Applications Cut Through Support for the Telnet application on the southbound interfaces Telnet is used to provide a direct command line into the NE i e an equiva lent ASCII terminal interface 1 3 2 Hardware Platform 1 3 2 1 Architecture Components A number of AEM NB Clients UNIX Workstations can be added to the AEM NB Server to support concurrent users or remote access to the server s applications These clients can be connected through a TCP IP infrastructure or a Wide Area Network WAN Examples are shown in Figure 1 9 to Figure 1 12 Tasks of the The tasks of the component
56. r no 363 211 422 Service If the NEs are configured and integrated in the network cross connections can be Provisioning defined The following actions are necessary m Creation of VRT VB logical feeders m Changing of Voice Frequency Data Enhancement VFDE for TR 303 VRTs m Datalink Protection Switching for TR 303 VRTs m Creation of VRT VB logical lines Subscriber m Cross connection logical line to logical feeder All steps are described in detail in Chapter 5 User Service Manual Order no 363 211 422 Network Status After the provisioning phase the NEs can now be controlled and monitored by the after Provisioning AEM NB and start operation amp surveillance 1 4 3 Network Operation amp Surveillance Actions During network operation amp surveillance the administration control and supervi sion of the network mainly include m Fault Management m Network Modification m Performance Monitoring Required The administrator rights are sufficient to perform all required operations The vi Rights sual check of parameters and displays on the GUI requires monitoring rights only 1 4 3 1 Fault Management Alarm Types There are two alarm types alarms generated by the NEs and alarms generated by AEM NB itself e g an alarm indicating that log files without archiving is being removed LOG DEL FULL alarms are displayed in the alarm viewer It al lows the network operator to detect the alarm and to locate its source Gen
57. re software platform object Port This is circuitry built on an AP to provide an interface for subscribers Note that more than one port can be housed on an e g the LPZ100 provides 32 Z ports Port Test Also called circuit test Verifies the ability of an AP port to provide proper transmission and signaling It is the test ing of the port hardware The functions of the port test rather depend on the hardware function of the circuit e g POTS pulse metering ISDN These tests are performed on each AP using part of their self test capabilities R RDT This refers to the physical Remote Digital Terminal A Remote Digital Terminal is a physical section of the NE that interfaces to the LDS at 051 rate Response Time The real elapsed time between detectable start of an action and its completion Restore The process of copying backup files from removable media to a working directory replacing the original files which could have been damaged ROC Remote Operations Channel The bearer channel that conveys management information for a remote system AnyMedia NE The ROC is in tended to be used when the system is installed at locations where no local Ethernet LAN and no separate network 0 X 25 exists Router A network layer device that forwards packets from one network to another based on network layer information OSI layer 3 Data packets are only transferred through the router if the participant is connected to anot
58. roup is shut down the AEM NB is shut down Level 2 Applications Server applications that can be started up and shut down individually without affecting the functioning of other ap plications Line Test Also called drop test This checks for open circuits short circuits leakages to ground foreign voltages or other faults on the subscriber line that connects an AP port circuit to the CPE The results are used to detect broken or bad quality wires even before the customer realizes a lack of quality LL PLL Permanent Leased Lines A service in which resources are used permanently for the transmission of data between two points The switch is not responsible for setting up this service Locale This is a geographic or political region that shares the same language and customs In this document a locale is also used to refer to the definition of the subset of a user s information technology environment that depends on language and cultural conventions Local Digital Switch LDS This is a switching machine that terminates a TR 303 VRT An example of an LDS is the Lucent 5ESS switch AEM NB 1 5 GL 6 Issue 2 Glossary Localization This is the process of adapting a program for use in a specific locale LOG File This is the file used for listing all actions that have occurred in a system This information is generated and re corded concurrently and sequentially as transactions and events are processed in the system Logical DSO The
59. s are Components m Server Manages all the AEM NB applications and provides access to the NEs the database and the external OS m Client Formats the display of the application screens and manages the users ses sions with the application e g database access Conceptional Figure 1 4 is a conceptual representation of the various generic components Representation GUI AEM NB Client pom M Server Database AEM NB Client AEM NB System Figure 1 4 Hardware Components R1 5 1 16 Issue2 09 99 363 211 401 Functional Description System and Software Architecture Examples of Two examples of an AEM NB system are shown in Figure 1 5 AEM NBs AEM NB System 1 AEM NB System 2 AEM NB Server AEM NB Server Figure 1 5 Examples of AEM NBs 1 3 2 2 Requirements Server Clients A SUN SOLARIS workstation can be used as AEM NB Server as well as AEM NB Client Peripherals The AEM NB system may use a number of peripherals with the following tasks m CD ROM Used for installing the system software m Tapedrive or another removable device optional Used for backup and restore functions m Printer Used for obtaining hard copies e g configuration alarm reports or perfor mance monitoring measurement information AEM NB R1 5 363 211 401 Issue 2 09 99 1 17 Functional Description Working with AEM NB 1 4 Working with AEM NB
60. services based on a supplier consumer model 1 3 1 3 Software Platform 1 3 1 3 1 Software Bus CORBA The communication between the AEM NB processes is based on the Common Architecture Object Request Broker Architecture CORBA standard The heart of the CORBA architecture is the Object Request Broker ORB The ORB is a software bus to which different applications can connect to offer their services and or to use other applications services from which they are clients The ORB provides a transport mechanism that makes connected servers loca tion platform and implementation transparent to their clients making applications easier to distribute and scale 1 provided by the OS System SUN Solaris AEM NB R1 5 363 211 401 Issue 2 09 99 1 13 Functional Description System and Software Architecture p See Protocol The protocol used by the ORB is the Internet Interoperability Protocol IIOP 13 1 3 2 Repository Introduction The Repository contains all the AEM NB information that must be persistent It is supported by an Object Oriented Database ObjectStore and the underlying op erating file system All components of the system have direct access to the repos itory to store retrieve their own data Contained Information in the repository includes Information m NE inventory for each NE the hardware identifiers and the software versions m Equipment and Service provisioning data m History and security
61. the faceplate of the plug in EIA Electronic Industries Association EM Element Manager EM AM Element Manager AnyMedia ENT Enter EOC Embedded Operations Channel EOPT Equipment ESF Extended Super Frame ETO Equalized Transmission Only EVT Event AEM NB R1 5 363 211 401 Issue 2 09 99 3 Abbreviations as _ s lt ss Fumss 2020 F FAF Facility Failure FEF Family of Equipment Failure FLT Fault FS SuperFrame with Datalink FTP File Transfer Protocol FXO Foreign Exchange Office G GS Ground Start GSF General Service Function GSFN Generic Signalling Function GSI Graphical System Interface GUI Graphical User Interface H HBER High Bit Error Ratio HDD Hard Disk Drive HDLC High Level Data Link Control HP Hewlett Packard HW Hardware AEM NB R1 5 AB 4 Issue2 09 99 363 211 401 Abbreviations w I ICC InterChangeability Code ICMS Integrated Configuration Management System ID Identifier IEEE Institute of Electrical and Electronics Engineers HOP Internet Interoperability Protocol IN Information alarm severity INA Integrated Network Access IP Internet Protocol IS In Service ISDN Integrated Services Digital Network ITU International Telecommunication Union L LAN Local Area Network LBER Low Bit Error Ratio LDS LED Light Emitting Diode LIC License LLN Logical Line Number LPBK Loop Back AEM NB R1 5 363 211 40
62. xecution of an NIT SYS command AEM NB 1 5 363 211 401 Issue 2 Glossary ee Device Driver A program that controls a specific device such as a cartridge tape DAT Distribution Port The circuitry that provides narrowband access i e up to the 1 544 Mbps 051 rate to a single network interface over one 2 or 4 wire metallic facility and converts between the format seen by this network interface e g analog voice frequency ISDN U interface etc and the internal format i e 4 Mbps timeslots Distribution Ports are con tained in Application Packs Channel Units for the AnyMedia Access System A maximum of 32 Distribution Ports are supported on POTS COIN Application Packs APs and a maximum of 16 Distribution Ports are supported on ISDN APs Download The process of moving information from a server to a client at the request of a client according to client server par adigm Expected applications of this capability are database retrievals Drop This comprises the wire to the customer and customer premises equipment CPE In some documents this is also called equipment 051 ports 081 circuits are used to provide the AnyMedia Access System shelf virtual remote terminal or INA Virtual Bank feeder facilities and are physically located on the IO DS1 circuit packs in the NE shelf DU Development Unit E EAS Element Access Server This is a CORBA server developed by Lumos Technologies which provides an interface
63. xplorer is a copyright of Microsoft Corporation Netscape Navigator is a trademark of Netscape Communications Corporation Windows 95 and Windows 98 are copyrights of Microsoft Corporation UNIX is a registered trademark in the United States and other countries licensed exclusively through X Open Company Limited Quality Management System The Quality Management System QMS for Lucent Technologies Product Realization Center PRC Access has been registered to ISO 9001 under the Norwegian Scheme by Det Norske Veritas DNV since June 1993 ISO 9001 is an international quality standard recognized by more than 90 countries worldwide It is a model for quality assurance in design development production installation and servicing Telefax to Lucent Technologies Network Systems GmbH How Are We Doing Fax no 49 911 526 3545 Lucent Technologies welcomes your feedback on this document Your comments can be of great value in helping us improve our documentation Please use a copy of this page for your comments 1 Please rate the effectiveness of this document in the following areas Excellent Ease of Use Clarity Completeness Accuracy Organization Structure Appearance Examples Illustrations Overall Satisfaction 2 Please check the ways you feel we could improve this document Improve the overview introduction O Make it more brief concise Improve the tables of contents Ad

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