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40-400-00001, Rev. A

User Manual

40-400-00001, Rev. A

ISDN Line Simulator

ILS-1000

Summary of Contents for ILS-1000

Page 1: ...40 400 00001 Rev A 47 User Manual 40 400 00001 Rev A ISDN Line Simulator ILS 1000 ...

Page 2: ...ion 16 Defaults 17 Switch Type 17 D Channel X 25 17 B Channel Provisioning 19 Caller ID 19 Terminal Display Text 20 Electronic Key Telephone Service EKTS 20 Multi Point 21 Call Appearances 21 Key Hold 22 Additional Call Offering ACO 23 Chapter 4 Simulator Operation 24 Simulator Operation 24 Restart 25 Chapter 5 Reference 26 Status Indications 26 Figure 2 U Interface operation 26 Figure 3 S T Inter...

Page 3: ...cord will be abused by persons walking on it 9 Do not overload wall outlets and extension cords as this can result in fire or electric shock 10 Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out parts that could result in fire or electric shock Never spill liquid of any kind on the product 11 To reduce the risk of electric...

Page 4: ...yrighted material e g a book or musical recording provided that you may either a make one copy of the Software for backup or archival purposes or b transfer the Software to a single hard disk provided you keep the original solely for backup or archival purposes US GOVERNMENT RESTRICTED RIGHTS This Product is provided with RESTRICTED RIGHTS Use duplication or disclosure by the Government is subject...

Page 5: ...phone company The S T connection uses a built in NT 1 Network Termination 1 to connect to Terminal Equipment that includes TE1s TAs and TE2s Using these connections the user is able to place calls either voice or data or both using the National ISDN 1 signalling standard AT T 5ESS Custom provisioning is available as a separate option ILSATT 01 ISDN is based upon an OSI Open System Interconnection ...

Page 6: ...ved the following 1 ILS 1000 ISDN Line Simulator 2 115 VAC Power Cord 3 This User Manual 4 System Configuration Diskette 5 Warranty Registration Card 6 DB9F DB25M 6 ft RS 232 cable p n 742 00022 01 7 DB9M DB25F adapter p n 742 00020 01 Optional Accessories 1 AT T custom configuration software diskette p n ILSATT 01 ...

Page 7: ... during this self test The STATUS LED changes to a continuous solid green if the self test is completed satisfactorily Step 4 The Simulator is configured at the factory for National ISDN 1 proto col The Simulator is provisioned for default service as normally practiced for the selected switch type Most communications devices operate correctly with this provisioning However if your communica tions ...

Page 8: ...ted at each port The Simulator auto detects the active interface If both interfaces at one port are connected the Simulator defaults to the S T interface If your communications device is compatible with the S T Interface connect to the Simulator s S T Interface at either port Some instructions may require that the device be connected to the Phone outlet of an Network Termination 1 NT 1 device If y...

Page 9: ... down and reconnected to make it initialize If the device did not require SPID programming the U SYNC LED may not turn on until you place your first call Step 12 Repeat the above steps for additional devices The Simulator provides power for up to four communications devices and two NT 1 s Each communications device must be programmed with a different SPID and or DN Step 13 If you later need to rea...

Page 10: ...the devices You may then talk transfer files share computer applications video conference exchange e mail or perform any other service or feature your ISDN BRI devices or computer applications support If your device supports putting a call on hold or placing multiple calls you can make additional calls to other devices You can also make calls in either direction When you have completed the demonst...

Page 11: ...video conferencing applications use the same data encoding Or a Terminal Adaptor that converts ISDN to RS 232 may answer a data call that is carrying FAX information A well designed application determines that it cannot process the data and releases the call Otherwise the user must hang up What To Read Next For a technical review of ISDN BRI operation including physical layer indications data link...

Page 12: ...port the first three layers of the OSI model ISDN services are referred to as Call Types Common call types are Circuit Mode Voice CMV Circuit Mode Data CMD and Packet Mode Data PMD Circuit mode call types support high speed data and digitized voice while packet mode calls may be used for computer networking All ISDN BRI user traffic travels over two 64Kbs B Channels and one 16Kbs D Channel The B C...

Page 13: ... optionally X 25 LAP B user data are transported on the D Channel using this protocol LAP D packets are of variable length and are bounded by a flag pattern and terminated with a cyclic redundancy checksum There are three categories of packet Unnumbered Information UI packets carry LAP D protocol commands These commands establish addresses initiate se quenced packet exchanges or negotiate various ...

Page 14: ...er Information Elements among others The Channel ID determines which B or D Channel is used for the connection The Bearer Capability describes the call as voice high speed data or packet mode data and sets the data rate and other parameters The Calling Party Number is the caller s Directory Number in ASCII code Other Messages and Information Elements enable tones transport keypad num bers alert th...

Page 15: ...ame Directory Number and Service Profile Consequently ISDN relies on an initialization procedure for associating Service Profiles with individual Terminating Equipment rather than lines Terminating Equipment that support this procedure are said to be Auto Initializing The phone company gives an ISDN customer a Service Profile ID SPID up to twenty digits long The customer programs the number into t...

Page 16: ...ILS 1000 Not all variable settings are applicable for all Switch Types The settings are D Channel X 25 PHF None Permanent PVC Dial up SVC B Channel NONE Permanent B1 Permanent B2 Permanent Both Loopback Caller IDentification ON OFF Terminal Display Text ON OFF Multi Point ON OFF EKTS ON OFF Call Appearances 1 15 0 OFF KEY HOLD OFF ON AUTO DROP ON AUTO HOLD ACO ON OFF These settings are fully descr...

Page 17: ...oning of the ILS 1000 The lower left hand message box will display status messages at different times such as QUERY DOWNLOAD National ISDN 1 defaults and other messages The lower right hand message box provides short messages about the feature under the cursor such as Save User configuration when the cursor is over the Save button It also displays a time bar when down loading or querying General O...

Page 18: ...mulator s Switch Type Switch Type SettingSwitch Simulation Various NI 1 National ISDN 1 5ESS Custom AT T AT T Custom STEP 1 Run the Windows based configuration software STEP 2 Select the Switch Type STEP 3 Select DEFAULTS if you want the default settings for the selected switch STEP 3 Remove all communications devices from the Simulator and select the DOWNLOAD button An automatic RESTART is issued...

Page 19: ...s are used to initiate calls confirm connections and clear calls when completed This method allows dial up for outgoing calls and notification of incoming calls based on a Directory Number The third method of X 25 call is Permanent Virtual Circuit or PVC This method does not employ any form of call control but simply establishes a constant virtual circuit between two fixed nodes whenever both node...

Page 20: ...also referred to as Automatic Number Identification ANI or Calling Line Identification CLID allows Terminating Equipment with display support or call screening features to identify the calling party before accepting the call The ISDN switch knows each user s identity because a SPID or Directory Number is always associated with a specific line and user name When a user places a call the switch acce...

Page 21: ...in multiple Display Field Information Elements which follow a Locking Shift 6 Network Codeset Information Element If one or more devices do not support display text but others do enable the Terminal Display Text The device s that cannot support these Information Elements simply ignore them Note The Simulator does not send display text if Caller Identification is disabled Electronic Key Telephone S...

Page 22: ...cations devices from the Simulator and press the DOWNLOAD button An automatic RESTART is issued as part of the DOWNLOAD Note This setting is not available for NI 1 Switch Types which are always operated in multi point configuration The default configuration for the AT T Switch Type is NO When set to NO the Simulator does not screen outgoing SETUP messages for the Calling Party Number information e...

Page 23: ...d Electronic Key Telephone Service EKTS terminals may support Hold Drop Transfer and Conference HDTC features These feature apply to terminals that manage multiple voice calls Some of these operations are performed by the Simu lator When a call is placed on hold the B Channel allocated to that call is released but not the call s status variables or other switch resources This means the B Channel m...

Page 24: ... If the terminal supports these features then the switch notifies the terminal of every call even when both B Channels are busy a condition referred to as interface busy The terminal may then start its own alerting tone and if it supports CACH operation indicate the call visually If the user or a prioritizing system chooses to release a B Channel either by hanging up or putting a call on hold the ...

Page 25: ... operation before they can transfer Layer 3 Call Control packets to the Simulator The first Call Control Message sequence performed is usually the SPID initialization procedure for acquiring an Endpoint ID The Simulator performs ISDN BRI Call Control using all essential Messages and Information Elements defined for National ISDN 1and the AT T 5E option series switch NOTE Layer 2 Disconnected Mode ...

Page 26: ...Layer 2 or 3 Consequently not all terminals will operate in a predictable manner after simulation is resumed When in doubt press RESTART then reinitialize the devices Various test conditions and configurations can cause frequent line errors and low level protocol violations When using a real ISDN BRI line the Central Office accumulates these errors and discontinues service after a predetermined li...

Page 27: ...llows synchronization of any communications devices connected downstream The Simulator s U interface status is signalled by the U SYNC LED which changes from a blinking green LED to a solid green LED after synchronization has competed If your ISDN device needs an NT 1 the Simulator allows your device to use the S T Figure 3 S T Interface operation Figure 2 U Interface operation ...

Page 28: ...t function when a device is plugged into the S T port Figure 4 ILS 1000 Dimensions and Panels 230VAC Operation The ILS 1000 is configured at the factory for 115VAC operation using a 300 mA fuse To enable 230VAC operation replace the 300 mA fuse and spare with a 150 mA fuse 2 provided and move the Voltage Setting switch to 230V A 230VAC power cord IS NOT provided with the unit ...

Page 29: ...r and are indicated with For example while the Simulator will recognize the AT T CONFerence message it will return a CONFerence REJect message in reply using the appropriate Information Element Cause code to indicate the service is not available ALERTing CALL PROCeeding CONFerence AT T CONFerence REJect AT T CONNect CONNect ACKnowledge DISConnect DROP AT T DROP ACKnowledge AT T DROP REJect AT T HO...

Page 30: ...Capabil ity the desired channel Channel ID the selected Call Appearance and the Calling Party Number The Called Party Number is not included so the switch returns a SETUP ACKnowledge message indicating the assigned channel and in band tones applied Signal Dial Tone User 1 dials the number which is sent in seven consecutive INFOrmation messages overlap send Once the switch determines that a valid n...

Page 31: ...hen sends a CONNect message to User 1 and completes the B Channel circuit end to end User Application specific traffic may now be exchanged over the B Channel When User 2 replaces the handset the terminal sends a DISConnect message The switch removes the B Channel circuit and returns a RELease message It sends a corresponding DISConnect message to User 1 who returns a RELease message The switch se...

Page 32: ...ion Ensure that an NT 1 is not installed between the TE and the ILS 1000 Solution Ensure that any TE loopback tests are completed or disabled Problem How do I loopback the S T interface Solution The S T interface acts like an NT 1 device loopbacks are performed using S and Q subchannel bits per ITU TRecommendation I 430 Problem How do I loopback the U interface Solution Select Loopback as the B Ch...

Page 33: ...programmed into the TEI when required by the TE manufacturer Solution If the TE has a caller presentation option which permits disabling Caller ID do not disable this option Solution Some TEs do not permit Caller ID Problem TE indicates an error when attempt is made to place a call Solution Ensure that the Status LED is constant On green Solution Ensure that the Switch Type is set to the same prot...

Page 34: ...for each port are entered into the TE if applicable Solution When operating four TE 2 on each port a call from one TE to another on the same port uses both B channels at that interface To call one of these TEs from a TE at the other port ACO must be set to On Note not all TEs support ACO CONFIGURATION Problem How do I select Bearer Capability or call types Solution The following call types are per...

Page 35: ...wing specification documents among others have been used for the development of the ILS 1000 ISDN Line Simulator ITU T Recommendation Q 931 ISDN Call Control Layer 3 ITU T Recommendation Q 921 ISDN LAP D Protocol Layer 2 ANSI T1 601 ISDN Physical Layer Specifications Layer 1 National ISDN Generic Guidelines for ISDN Terminal Equipment on Basic Rate Interface Bellcore SR NWT 002661 ISDN D Channel E...

Page 36: ...egard to the Software its media and any accompanying hardware This limited warranty gives you spe cific legal rights You may have others which vary from state county to state county Some states counties do not allow limitations on implied warranties so the above limitation may not apply to you NO LIABILITY FOR CONSEQUENTIAL DAMAGES In no event shall Teltone Corporation or its suppliers be liable f...

Page 37: ...o the ILS 1000 should be made by the following authorized Canadian maintenance facility Can am Telecommunications Associates Inc 1845 Sandstone Manor Unit 11 Pickering Ontario L1W 3X9 Phone 905 837 7700 Fax 905 839 3150 Technical Assistance For technical assistance on this product call Teltone Corporation at 1 800 426 3926 or 206 487 1515 and ask for ILS Technical Support ...

Page 38: ...ar connector Protocol Psuedoternary ASI Alternate space Inversion 192 kbits sec 100 ppm Maximum cable drop 100 meters using 24 gauge copper wire Power Source 1 40 5 VDC on pins 4 5 negative reference 40 5 VDC on pins 2 6 positive reference Power Source 2 40 5 VDC on pins 7 8 Pin 7 negative reference Pin 8 positive reference Maximum power source voltage per ANSI T1 605 is 56 5 VDC Minimum power sou...

Page 39: ...ations Dimensions 2 5 H x 10 0 D x 10 5 W Weight 4 lb 15 oz Regulatory Specifications Meets requrements of U S Federal Communications Commission FCC Part 15 Class A Safety CSA NRTL C File No LR 94126 Complies with CSA C22 2 No 225 M90 UL 1459 ...

Page 40: ... way to differentiate between the signal and noise repeaters amplify both and noise becomes cumulative in an analog transmission system ANI Automatic Number Identification The billing number of the calling party Provided by the originating switch to the interex change carrier over equal access trunks FG D for billing ANI is also sold by IECs to their direct connect customers normally in conjunctio...

Page 41: ...resents some number of encoded bits Where two signal values are used as Symbols such as a combination of amplitude frequency or phase then each Symbol represents one bit and the Baud Rate will equal the Bit Rate Bearer Capability Information carrying capability requested by the user and provided by the network For example Bearer Capability of Voice with possible echo suppression and loss insertion...

Page 42: ...erminated by 600 ohms impedance Digital The representation of data 0 and 1 bits via electrical pulses This form of transmission offers gaster speed greater accuracy and flexibility than analog transmission Digital Information A stream of binary 0 s and 1 s bits Voice documents and even television can be samples quantized and converted to a digital bit stream DMS 100 NT large digital end office cla...

Page 43: ...ds organization chartered by the United Nations and supported by treaty agreements among member nations The ITU is the parent organiza tion for the ITU T Formerly CCITT and the ITU R formerly CCIR In addition the ITU has two other permanent organs the International Frequency Registration Board IFRB and General Secretariat founded in 1865 LAPB Link Access Procedure Balanced Link Access Procedure B ...

Page 44: ...ation link This term is a contraction of MOdulator DEModulator Voiceband Modems are a special class of Modems which convert data signals into TONES within the bandwidth allocated for voice Direct Digital Interfaces are another class of modems which convert data into the format needed for transmission over digital radio channel MPEG Motion Picture Experts Group the emerging ISO standard for the com...

Page 45: ...te network PRI Primary Rate Interface An ISDN User to Network Interface In North America and Japan it is based on T1 Carrier In North America it consists of twenty four full duplex channels Twenty three 64 Kb s B Channels and one 64 Kb s D Channel hence the acronym 23B D The physical media is two twisted pairs of wire Q 931 I 451 Layer 3 protocol for out of band message oriented signaling across u...

Page 46: ...us Transmission Data communication protocol set where data is sent continuously The receiver and trans mitter are in constant bit synchronization Character byte synchronization is achieved by a Layer 2 Flag character transmitted at the start of each block Synchronous transmission is normally found on the faster circuits e g rates of 4 8 Kb s and above T Interface ISDN Interface between station equ...

Page 47: ...y 035 016 inches 22 26 AWG This type of facility is used by the telco to supply ISDN BRI to an individual or centrex subscriber U Interface A two wire interface required by the FCC not the ITU T between the Local Exchange Carrier and the customer s NT1 Specification completed during 1Q87 by ANSI T1D1 3 X 25 ITU T recommendation specifying how user equipment DTE is to connect to a public packet swi...

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