ADTRAN 61200051L1 manuale d’uso

ISU 2x64 Dual Port ISDN Service Unit User Manual Part Numbers 1200051L1 U-Interface Version, 110 VAC 1200051L2 S/T-Interface Version, 110 VAC 1200051L5 S/T-Interface International, 110 VAC 1200051L6 S/T-Interface International, 230 VAC 61200051L1-1D June 1998[...]

Trademarks: Ascend is a registered trademark of Ascend Communications, Inc. ISU is a trademark of ADTRAN, Incorporated. Macintosh is a registered trademark of Apple Computer, Inc. Teleos is a registered trademark of Teleos Communications, Inc. Windows is a registered trademark of Microsoft corporation. 5ESS is a registered trademark of AT&T. DM[...]

FCC regulations require that the following information be provided in this manual: 1. This equipment complies with Part 68 of the FCC rules. On the bottom of the equipment housing is a label that shows the FCC registration number and Ringer Equivalence Number (REN) for this equipment. If requested, provide this informa- tion to the telephone compan[...]

FEDERAL COMMUNICA TIONS COMMISSION RADIO FREQUENCY INTERFERENCE ST A TEMENT This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits ar e designed to pr ovide r easonable pr otection against harmful interfer ence when the equipment is operated in a commer cia[...]

CANADIAN EMISSIONS REQ UIREMENTS This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the interference-causing equipment standard entitled "Digital Appara- tus," ICES-003 of the Department of Communications. Cet appareil numerique respecte les limites de bruits radioelect[...]

CANADIAN EQ UIPMENT LIMIT A TIONS Notice: The Canadian Industry and Science Canada label identifies certified equipment. This certification means that the equipment meets certain telecommunications network protecti ve, operational, and safety requirements. The Department does not guarantee the equipment will operate to the user’ s satisfaction[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual i T able of Contents Chapter 1. Understanding ISDN and the ISU 2x64 ...................................................... 1 ISDN Overview ..................................................................................................................... 1 The ADTRAN ISU 2x64 ........[...]

Table of Contents ii ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Software Version ............................................................................................................ 26 Loopback Both DTEs ..................................................................................................... 26 Test 2047 Bot[...]

Table of Contents 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual iii DSR Options .......................................................................................................... 52 Flow Control (asynchronous data format) ........................................................ 52 Data Format (asynchronous) ................[...]

Table of Contents iv ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Chapter 9. Security and Remote Configuration .......................................................... 73 Security ................................................................................................................................. 73 Set Password ....[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual v List of Figures Figure 1-1: ISU 2x64 Rear Panel .................................................................................. 2 Figure 1-2: ISU 2x64 Front Panel ................................................................................. 4 Figure 1-3: ISU 2x64 Interoperabili[...]

List of Figures vi ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Figure 6-20: Transmit Clock Menu Tree..................................................................... 54 Figure 6-21: Protocol Menu Tree ................................................................................. 55 Figure 6-22: Protocol BONDING, Mode 1 Men[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual vii List of T ables Table 1-A: DTE Indicators ....................................................................................... 3 Table 1-B: Recommended Operating Modes ....................................................... 7 Table 6-A: Rate Adaptation Protocols .................[...]

List of Tables viii ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 1 Chapter 1 Understanding ISDN and the ISU 2x64 ISDN OVERVIEW The Integrated Services Digital Network (ISDN) is a public or pri- vate switched digital network. ISDN is an international standard for digital communications, allowing a full range of enhanced ser- vices supporting voice, da[...]

Chapter 1.Understanding ISDN and the ISU 2x64 2 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D The ISU 2x64 features two RS-530/EIA-232 DTE interfaces and two RS-366 dial interfaces (see Figure 1-1). An RS-530/EIA-232- to-V.35 adapter is available to support V.35 DTE interfaces. Syn- chronous data transfer rates from 2400 bps to 128[...]

Chapter 1. Understanding ISDN and the ISU 2x64 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 3 The ISU 2x64 allows the user to migrate ISDN into existing net- work services and data communications equipment. The ISU 2x64 interoperates with ISU 128s, Switched 56 DSUs, various ISDN terminal adapters, and BONDING inverse multiplexers [...]

Chapter 1.Understanding ISDN and the ISU 2x64 4 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Figure 1-2 ISU 2x64 Front Panel ISU 2X64 INTEROPERABILITY Telephone networks are evolving from analog technologies to digital technologies such as ISDN. This transition is time-consum- ing and costly for the telephone companies and upgradi[...]

Chapter 1. Understanding ISDN and the ISU 2x64 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 5 ENTER 123 456 789 #0 * RS CS TD RD LD TR SR ISU CANCEL ENTER 123 456 789 #0 * RS CS TD RD LD TR SR ISU CANCEL ENTER 123 456 789 #0 * RS CS TD RD LD TR SR DSU CANCEL ENTER 123 456 789 #0 * RS CS TD RD LD TR SR DSU CANCEL Figure 1-3 ISU 2x6[...]

Chapter 1.Understanding ISDN and the ISU 2x64 6 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D When the ISU 2x64 is used on an existing ISDN line that is not multipoint, with one SPID or no SPID numbers, additional con- siderations should be addressed. If DTE specific operation is desired, the ISDN line must be converted to multipo[...]

Chapter 1. Understanding ISDN and the ISU 2x64 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 7 Table 1-B Recommended Operating Modes Call T ype Protocol Sync/ Async Rates Supported (bps) DIAL-64K BONDING Sync 56000 64000 Clear Chan Sync 48000 56000 64000 PPP Sync 2400 4800 9600 19200 38400 56000 64000 V .110 Sync 2400 4800 9600 192[...]

Chapter 1.Understanding ISDN and the ISU 2x64 8 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D 1. All asynchronous rates support flow control. 2. All dial-up modes support front panel, DTR, RS-366, AT command, and V.25 dialing methods. 3. Rates marked with f require flow control. 4. Given a choice between two protocols, pick the pro[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 9 Chapter 2 ISDN Service ISDN ORDERING CODES ISDN is a complex service with many network options. Obtain- ing service from the local telephone company and long distance providers can be complicated. In North America, the development of ISDN ordering codes (IOCs) simplifies the process [...]

Chapter 2.ISDN Service 10 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D application, then Capability R (previously Generic Data I ) may be more cost-ef fective. ADTRAN has register ed the following ISDN ordering codes to support a variety of tariffs and applications: Capability S (previously Generic Data M) • 2B service • Both [...]

Chapter 2. ISDN Service 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 11 B1 (previously Generic Data B) • 1B service • Data only • One directory number Capability C (previously Generic Data C) • 1B service • Alternating voice and data • One directory number I2 (previously Generic Data I-1DN) • 2B service • Data only[...]

Chapter 2.ISDN Service 12 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D J2 (previously Generic Data J) • 2B service • 1B alternating voice/data, 1B data only • Two directory numbers M5 (previously Generic Data M-1DN) • 2B Service • 1B alternating voice/data, 1B data only • One directory number M5 is not available for se[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 13 Chapter 3 Installation After unpacking the unit, immediately inspect it for possible shipping damage. If damage is discovered, file a claim immedi- ately with the shipping carrier , then contact ADTRAN T echnical Support. Each ISU 2x64 is provided with an eight-foot power cor d term[...]

Chapter 3.Installation 14 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D If using ISU 2x64, part number 1200051L2, 1200051L4, 1200051L5, or 1200051L6, connect an ISDN Basic Rate S/T interface to the RJ- 45 connector marked ISDN IFC. The S/T interface can be pro- vided from an S/T line car d of an ISDN switch or PBX, or from an NT1 n[...]

Chapter 3. Installation 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 15 MAINTENANCE INTERFACE The Maintenance interface is available at 9600 bps, 8 data bits, no parity , no flow control, asynchr onous format through the Mainte- nance port. See Connector Pinouts on page 1 19 for the pinout of the Maintenance port. A VT 100 termin[...]

Chapter 3.Installation 16 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DIAL INTERFACE CONNECTION If out-of-band RS-366 dialing is requir ed for applications such as videoconferencing or F AX machines, the dialing interfaces of the host DTE should be connected to the dial ports marked RS-366. Pin assignments for the RS-366 connecto[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 17 Chapter 4 Operation MENU NAVIGATION Moving through the various menu selections on the ISU 2x64 is a simple task. Four function keys on the left-hand side of the key- pad allow the user to enter , exit, and scroll thr ough the various menu branches. The four function keys are defined[...]

Chapter 4.Operation 18 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D switch type, SPIDs, LDNs , or Leased/dial line . Also, items such as bit rate , protocol , and call type take effect only at the begin- ning of a new call. Front Panel DTE Indicators The front panel DTE indicators (see Figur e 4-1) reflect the status of each DTE [...]

Chapter 4. Operation 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 19 VT 100 Menu Support When connected to an asynchronous VT 100 terminal or VT 100 terminal emulator , use the built-in ISU 2x64 menu system for configuration of both DTE ports. The VT 100 screens can be acti- vated by typing A T!V while connected to either DTE por[...]

Chapter 4.Operation 20 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D The menu tree allows for set up and operation of the ISU 2x64 from the fr ont panel. The main branches of the menu tree follow: 1. ST A TUS 2. TEST 3. CONFIG (ConÞguration) 4. DIAL Status Buffer Selecting 1=ST A TUS from the top of the menu tree displays the cont[...]

Chapter 4. Operation 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 21 Status Screen T o determine the curr ent status of the unit, press Ctrl+V to access the Status Screen (see Figur e 4-2). The Status Screen displays unit information such as the loop status, software r evision, the result of the initial self test, and the status b[...]

Chapter 4.Operation 22 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Configuration Screen Once the unit is selected using the terminal interface, the display shows the Configuration Menu (see Figure 4-3). This scr een shows the current configuration, line, and call status for the selected unit. See Configuration on page 27 for m[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 23 Chapter 5 Testing TEST OPTIONS Selecting 2=TEST from the top of the menu tr ee (Figure 5-2) or Ctrl + T from any VT 100 scr een displays available local testing options; this screen is shown in Figur e 5-1. Figure 5-1 VT 100 Test Menu Screen[...]

Chapter 5.Testing 24 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Figure 5-2 Test Menu Tree Loopback DTE This test causes the DTE port to loop back toward user equip- ment. This allows a bit error rate test (BER T) to be performed from the local end-user equipment to the ISU 2x64 to verify proper cable connection, etc. Either a BE[...]

Chapter 5. Testing 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 25 Loopback Remote This test causes the ISU 2x64 to issue a V .54 inband loopback command to a far-end unit. External test equipment must be used to generate/check test patterns. T o use this featur e, both units must be configured for Clear Channel operation and the[...]

Chapter 5.Testing 26 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D The ISU 2x64 must be optioned for Clear Channel operation for DDS and V.54 loopbacks to take effect. NEBE/FEBE This test reports the quality of the network connection between the T -1 and the switch by viewing the number of near-end block errors (NEBE) and far -end [...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 27 Chapter 6 Configuration DIAL LINE OPERATION This section explains how to configure the ISU 2x64 when using ISDN Basic Rate switched service. Figure 6-3 illustrates the entire menu tree. The following are step-by-step procedures for configuring the unit for dial line operation, switch[...]

Chapter 6. Configuration 28 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Figure 6-2 VT 100 Configuration Menu Screen Setting the Switch Protocol Find out what kind of ISDN switch the local CO is using by asking the telephone administrator or telephone company representa- tive. Configure the ISU 2x64 for either Northern Telecom DMS[...]

Chapter 6. Configuration D ISU 2x64 Dual Port ISDN Service Unit User Manual 29 1=300 2=1200 3=2400 4=4800 5=9600 2=DTE options 1=Netw. options 1=Asynchronous 2=Synchronous 1=2400 2=4800 3=9600 4=19200 5=38400 1=Normal 2=External 6=48000 7=56000 8=64000 9=112000 0=128000 1=Bit Rate 2=Connector Type 1=RS-530 2=V.35 3=RS-232 3=RTS Options 1=1 ms delay[...]

Chapter 6. Cofiguration 30 ISU 2x64 Dual Port ISDN Service Unit User Manual[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 31 Setting the Call Type Call type is configured for both DTE#1 and DTE#2 . When using the front panel, select the appr opriate DTE with either arrow key and press Enter . When using a VT 100 terminal, select the option number corresponding to the appr opriate [...]

Chapter 6. Configuration 32 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Smart Dial Strings In some cases during a dial session it may be desired to change the call type temporarily . At the end of a dialed phone number , a #1,2,3, or 4 can be used to change the call type. A #1 changes it to speech, #2 to Audio, #3 to 56K, and #4 [...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 33 Setting the LDN This option allows the entry of 0, 1, or 2 LDNs. The LDN is used when receiving BONDING calls or r eceiving separate calls for each DTE connection. The LDN is the seven-digit local phone number assigned to the line. When entering an LDN using [...]

Chapter 6. Configuration 34 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Feature buttons ar e buttons that are normally available on ISDN telephone sets. The ISU 2x64 simulates pressing a featur e button when the Busy Out Port option is changed. When the Busy Out Port option is changed, the ISU 2x64 sends a Feature Activation mess[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 35 RS-366 parallel dialing port, configure the unit for RS-366 dialing. (See Figure 6-4.) This enables the RS-366 port on the r ear of the unit. Whenever this dialing mode is enabled, data terminal ready (DTR) must be active before a call is placed. The call ma[...]

Chapter 6. Configuration 36 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D 20 sec or EON: The ISU 2x64 assumes the dial string is fully entered if more than 20 seconds elapse since the last digit was keyed, or the unit receives the EON command. W ait f or EON: The ISU 2x64 assumes the dial string is fully entered only if the unit re[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 37 be terminated at any time by transmitting the CTRL+X (ASCII 018) after the A T attention code. The ISU 2x64 ignores this com- mand line and issues an OK response. The command line may contain a single command or a series of commands after the A T attention co[...]

Chapter 6. Configuration 38 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Reading an S-register String T ype A TSS followed by the number of the string S-register to be read followed by a question mark and pr ess Enter . Example: ATSS80? To Change an S-register T ype AT S followed by the number of the S-register to be changed, an e[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 39 V.25 Configuring the ISU 2x64 for V .25 bis (see Figure 6-5) enables inband dialing over a DTE interface using asynchronous or syn- chronous V .25 bis commands. V .25 bis can be used to establish and end a call. Disconnecting calls can also be done from the [...]

Chapter 6. Configuration 40 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D The ISU supports the following V .25 bis commands to control automatic calling and answering: CRN . . . . . . . . . . . . . . . . . . . . Call Request (number in command) CRS . . . . . . . . . . . . . . . . . . . . . Call Request (using stored number) PRN . .[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 41 Figure 6-7 Data Bits Menu Tree The setting in Figure 6-8 allows for V .25 bis messages in asyn- chronous (start/stop) data format. Figure 6-8 V.25 bis ASYNC Menu Tree Although V .25 bis allows asynchronous data format, asynchro- nous DTE is more likely to sup[...]

Chapter 6. Configuration 42 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D The first byte of each packet contains all ones (A = FF HEX), and the second byte of each packet (the C byte) is either 13 HEX or 03 HEX if not the final packet. V.25 SYNC BISYNC Dialing T o set the Dial Options for V .25 BISYNC, choose 3=V .25 BISYNC from [...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 43 Hang up line command or answered using the Answer Call command. (These commands are found under the Dial branch of the menu tree. See Fr ont Panel Dialing Options on page 63.) Enabled When Enabled is selected, the incoming call is answer ed. If that call is a[...]

Chapter 6. Configuration 44 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Figure 6-9 Answer Tone Menu Tree No Answer tone (Default) This option disables the Answer tone on all calls. Incoming tone This option enables the Answer tone on incoming calls. Outgoing tone This option enables the Answer tone on outgoing calls. Always tone [...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 45 Setting Connect Timout Connect T imout sets the length of time that the ISU 2x64 waits for a far-end unit to answer an outgoing call. These choices ar e illustrated in Figure 6-10. Figure 6-10 Connect Timout Menu Tree Setting Call Screening Call Screening all[...]

Chapter 6. Configuration 46 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D When Call Screening is set to Ansr if SN0. . .9 , an incoming call is not answered if the Call ID r eceived from the switch does not match a stored number . Depending on the switch type, the Call ID may be presented in either a seven- or ten-digit format. The[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 47 Select 100 ohm On to turn on the 100 ohm termination resistance across the S/T transmit and r eceive pairs. Select 100 ohm Off to turn off the 100 ohm termination r esistance across the S/T trans- mit and receive pairs. The SBus T ermination r esistors are no[...]

Chapter 6. Configuration 48 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D modem application, where two ISU 2x64 units ar e directly con- nected without the use of channel banks (see Figure 6-14). The far-end unit should be configur ed for Slave and derives its clock- ing from the ISU 2x64 configur ed as Master . Figure 6-14 Limit[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 49 connected through one of the bear er channels and could utilize up to 64 kbps of bandwidth. Likewise, DTE#2 of the master and DTE#2 of the slave would be connected through the other bear er channel and could also utilize up to 64 kbps of bandwidth (see Figure[...]

Chapter 6. Configuration 50 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DTE Options for Asynchronous and Synchronous Operation The DTE options are configur ed separately for both DTE#1 and DTE#2. When using the front panel, select the appr opriate DTE with either arrow key and pr ess Enter . (See Figure 6-16 and 6-17.) When usin[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 51 Bit Rate The Bit Rate can be set asynchronously for 300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, and 1 15200 bps. The Bit Rate can be set synchronously for 2400, 4800, 9600, 19200, 38400, 48000, 56000, 64000, 1 12000, and 128000 bps. Connector Type The I[...]

Chapter 6. Configuration 52 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DTR Options Ignore DTR causes the ISU 2x64 to disregar d the state of the data terminal ready (DTR) pin. Cmd when Of f forces the unit into the A T command processor mode when DTR is not asserted. T o return online, DTR must be asserted, followed by the A T0 [...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 53 Figure 6-18 Flow Control Menu Tree Data Format (asynchronous) A frame consists of a start bit, 7 or 8 Data bits, 0 or 1 Parity bit, and 1 to 2 Stop bits. The settings for Data Bits, Parity Bits, and Stop Bits are available as shown in Figur e 6-19. Figure 6-1[...]

Chapter 6. Configuration 54 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D This signal is echoed by the ISU 2x64 to the transmit clock signal on the DTE connector . See Figure 6-20 for the menu tr ee. Figure 6-20 Transmit Clock Menu Tree Autobaud The ISU 2x64 has a DTE rate adjustment feature (autobaud) which automatically adjusts t[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 55 Setting Protocol Options The ISU 2x64 communicates with many differ ent types of tele- communication equipment including other ISU 2x64s, ISDN ter- minal adapters, Switched 56 DSUs, and BONDING-compatible inverse multiplexers. Communicating between such diver[...]

Chapter 6. Configuration 56 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Clear Channel Clear channel provides the entir e bearer channel to the DTE with- out regar d to data format or protocol. This provides a rate adap- tation at or near the ISDN circuit rate. The primary usage for Clear Channel in dial line mode is 56 kbps and 6[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 57 Figure 6-22 Protocol BONDING, Mode 1 Menu Tree The timers are defined as follows: TXINIT This option specifies the length of time the originating endpoint attempts to detect BONDING negotiation pattern from the answering endpoint before determining the BOND[...]

Chapter 6. Configuration 58 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D TXDEQ This option specifies the length of time both endpoints attempt to equalize the network delay between the bearer channels befor e determining the BONDING call has failed. V alues of 1, 2, 5, 10, 20, 50 (default), 100, and 200 seconds may be selected. T[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 59 V.110 The V .1 10 protocol is a CCITT compliant rate adaptation method providing DTE service between the ISU 2x64 Dual Port ISDN Ser - vice Unit and other V .1 10 compliant devices. The V .1 10 protocol supports both synchronous and asynchr onous DTE rates. S[...]

Chapter 6. Configuration 60 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D The primary usage for SAP is general purpose asynchr onous rate adaptation in a dial-up or leased environment. SAP only oper- ates on a 64 kbps data link. Figure 6-21 illustrates the menu path for selecting SAP . FALLBACK The F ALLBACK asynchronous rate adapt[...]

Chapter 6. Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 61 When originating calls to unknown units, the ISU begins its pro- tocol selection based on its local Call T ype. (Data 64k is used for F ALLBACK when selected from the Quick Setup menu.) Upon connection at 64k Call T ype, BONDING, V .120, and PPP ar e attempte[...]

Chapter 6. Configuration 62 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Point-to-Point Protocol (PPP) The ISU 2x64 can be configured for PPP from the protocol options of the configuration menu by selecting 1=PPP or by setting S-r eg- ister S27 to a value of 0. The menu path is shown in Figure 6-23. Multilink PPP The ISU 2x64 ca[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 63 Chapter 7 Dial Options FRONT PANEL DIALING OPTIONS Selecting 4=DIAL or pressing the # key from the fr ont panel dis- plays the available dialing options (see Figure 7-2). Access the VT 100 T erminal Dial Options Scr een (Figure 7-1) by pr essing Ctrl+D from any scr een. The dial opti[...]

Chapter 7.Dial Options 64 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Hang up line T erminates curr ent call. Dial number Enter and dial a number from the keypad. If an err or is made, press the Down arr ow to edit the number . After the number is entered, pr ess Enter to dial the number and save as stored num- ber 9 for redialin[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 65 Chapter 8 Quick Setup QUICK SETUP CONFIGURATION To configure the DTE Options quickly and easily, the Quick Set- up menu is available to automatically set up the nine most com- mon DTE configurations. (See Figure 8-1.) For fine-tuning a particular application and DTE settings, see DTE[...]

Chapter 8. Quick Setup 66 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Quick Setup To aid in configuring the ISU 2x64, nine common configurations are preset for Quick Setup . These include: • Synchronous dial operation for 56, 64, 112, and 128 kbps • Asynchronous dial operation for 57.6 and 15.2 kbps • 64 kbps Limited Distan[...]

Chapter 8. Quick Setup 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 67 Dial 64K sync* When the ISU 2x64 is configured for Dial 64K sync service, the fol- lowing parameters are automatically preset: Service type ............................................................ ISDN dial line Automatic answering .........................[...]

Chapter 8. Quick Setup 68 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Dial 128K sync* When the ISU 2x64 is configured for Dial 128K sync service, the following parameters are automatically preset: Service type ............................................................ ISDN dial line Automatic answering..........................[...]

Chapter 8. Quick Setup 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 69 Dial 115.2 asyn* When the ISU 2x64 is configured for Dial 115.2 asyn service, the following parameters are automatically preset: Service type ............................................................ ISDN dial line ISDN call type ............................[...]

Chapter 8. Quick Setup 70 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Leased 64K When the ISU 2x64 is configured for Leased 64K service, the fol- lowing parameters are automatically preset: Service type ................................................................ Leased Line Network clock source ..............................[...]

Chapter 8. Quick Setup 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 71 Factory Setup To restore the ISU 2x64 to the factory default setup, power the unit off and perform the following steps: 1. While pressing 0 , power the unit on. 2. Continue pressing 0 until the front panel displays the top of the menu tree. 1=STATUS will be bli[...]

Chapter 8. Quick Setup 72 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 73 Chapter 9 Security and Remote Configuration SECURITY The ISU 2x64 provides a front panel keypad locking feature to pre- vent tampering with configuration settings. The feature requires a password to access menus below the top Current-Status menu level. The menu options are shown in F[...]

Chapter 9. Security and Remote Configuration 74 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D password does not match the stored password, the LCD displays a brief message indicating that the entered password was invalid and the top menu is displayed. Set Password Set Password prompts the user to enter a numeric code that will be r[...]

Chapter 9. Security and Remote Configuration 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 75 Cfg. Rmt. Unit Cfg. Rmt. Unit causes the ISU 2x64 to place a call to a remote ISU for configuration. The user is prompted for the number to dial and the password for accessing the remote unit. After the call is placed, the local unit sends[...]

Chapter 9. Security and Remote Configuration 76 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 77 Chapter 10 Troubleshooting When the ISU 2x64 powers up, it performs an internal self test that takes approximately 10 seconds. At the end of the test, the front panel momentarily displays Self Test Passed . If Self Test Fails If Self Test Passed is not displayed, the following steps [...]

Chapter 10. Troubleshooting 78 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D If the Euro ISDN or VN4 switch type is selected, the unit will not enter the Ready state until a setup message is sent or received (part number 1200051L5 and 1200051L6). 1. Cycle power on the ISU 2x64, leaving it off for a minimum of 2 seconds. Turn the po[...]

Chapter 10. Troubleshooting 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 79 D. Talk to the service provider and ensure you have an ISDN Basic Rate U-Interface with 2B1Q line coding (wrong options are an S or T interface or AMI line cod- ing) when using ISU 2x64 part number 1200051L1 or 1200051L3. If your ISDN line is extended from[...]

Chapter 10. Troubleshooting 80 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D T o isolate the problem, use the following procedure: A. Ensure the ISU 2x64 is set up for the correct switch type. B. Ensure the quality of the line is satisfactory by checking for near- and far-end block errors (NEBEs and FEBEs). If the counts are non-ze[...]

Chapter 10. Troubleshooting 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 81 E. With the ISU 2x64 connected to the ISDN line and pow- ered up, talk to the service provider’s repair group and tell them you have an ISDN basic rate line that appears physically okay but is unable to register its SPID(s). Ask them to check the line tr[...]

Chapter 10. Troubleshooting 82 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D 7. If the ISU 2x64 continuously reads Register SPID #2, the ISU 2x64 has completely initialized the first phone number but is unable to establish logical layer 3 for the second phone num- ber. The problem is in one or more of the following places: • The [...]

Chapter 10. Troubleshooting 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 83 If the Wrong DTE Port Answers a Call A common mistake that can easily be made is entering the SPID/ LDN pair swapped between the two DTE ports. For example, your telephone company has given you two SPID/LDN numbers as follows: SPID1 - 201555701111 LDN1 - 5[...]

Chapter 10. Troubleshooting 84 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D If you Cannot Connect Calls See Table 10-A for corrective actions if you cannot place calls. Table 10-A Troubleshooting Calls Condition Corrective Action The ISU 2x64 reads Ready but calls cannot be placed. There is most likely a problem in the software se[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 85 Chapter 11 Specifications Network Interface • RJ-45 for ISDN Basic Rate U-Interface, part numbers 1200051L1 and 1200051L3 • RJ-45 for ISDN Basic Rate S/T Interface, part numbers 1200051L2, 1200051L4, 1200051L5, and 1200051L6. DTE Interface • Two DB-25s, each RS-530/EIA-232 inte[...]

Chapter 11. Specifications 86 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Data Rates (DTE) When using single DTE interface: • 300 bps to 115.2 kbps asynchronous • 2400 bps to 128 kbps synchronous When using dual DTE interfaces: • 300 bps to 57.6 kbps asynchronous on each interface • 2400 bps to 64 kbps synchronous on each[...]

Chapter 11. Specifications 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 87 Display • Two-line by 16-character LCD • LED Indicators: RS Request to Send Indicates the DTE is ready to transmit. CS Clear to Send Indicates the ISU 2x64 is ready to transmit. TD Transmit Data On when the DTE is transmitting to the ISU 2x64 RD Receive[...]

Chapter 11. Specifications 88 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 89 Appendix A AT Commands This Appendix lists the supported AT commands and descrip- tions of their functions. Bold text indicates default settings. Command Function A Answer. Puts the ISU 2x64 in answer mode. D Dial. Precedes the telephone access number [ATD5551212]. H Hang up. Disconn[...]

Appendix A: AT Commands 90 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Command Function Carrier Detect (CD) Control Line Options &C0 CD forced On &C1 CD normal &C2 CD off with local disconnect (LOCD) &C3 CD off with Link Down Data Terminal Ready (DTR) Control Line Options &D0 Ignore DTR &D1 DTR Off forces [...]

Appendix A: AT Commands 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 91 Command Function DTE Data Type Options &Q0 DTE is async &Q1 DTE is sync Clear-To-Send (CTS) Control Line Options &R0 Follows RTS &R1 Forced CTS Data Set Ready (DSR) Control Line Options &S0 DSR forced On &S1 DSR if call up &S2 DSR i[...]

Appendix A: AT Commands 92 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Command Function AT Command Response Message Options Q0 Response messages on Q1 Response messages off AT Command Response Message Types V0 Response messages codes V1 Response messages words AT Command Connect Message Options X0 Simple connect message X1-7 Conn[...]

Appendix A: AT Commands 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 93 Command Function ISDN Switch Type Options (continued) _S6 TDX10* _S7 TDX1B* _S8 KDD* _S9 NTT* *Only available on part numbers 1200051L5 and 1200051L6. ISDN U-Interface Operational Mode Options _X0 ISU timing slaves to network (NT mode) _X1 ISU is U-interface t[...]

Appendix A: AT Commands 94 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 95 Appendix B Current Status Messages This appendix lists the status line messages and their definitions. Messages shown entirely in capital letters are generated by the ISDN network. Messages with lower case letters are generated by the ISU 2x64. AT&T-5ESS Ready The ISU is connecte[...]

Appendix B: Current Status Messages 96 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DMS-100 Ready The ISU is connected to a DMS-100 switch and is ready to place/ receive calls. Euro ISDN Ready The ISU 2x64 is connected to a Euro ISDN switch and is ready to place/receive calls. Getting TEI #1 The ISU is receiving its first TEI from[...]

Appendix B: Current Status Messages 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 97 NET EOC LOOPBACK The ISU 2x64 has been commanded to perform an ISDN loopback toward the network. NET REM LOOPBACK The ISU 2x64 is performing a V.54 or DDS latching loopback to- ward the network. Ready The unit is ready to make or accept a call. Reg[...]

Appendix B: Current Status Messages 98 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DSTOP DSU 57.6 Async rate adaptation protocol. DSU57.6 ADTRAN DSU asynchronous protocol. FALLBACK FALLBACK rate adaptation protocol. SAP Simple Adtran Protocol. TLINK TLINK rate adaptation protocol. V120 V.120 rate adaptation protocol. V110 V.110 r[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 99 Appendix C Status Buffer Messages Messages shown entirely in capital letters are generated by the ISDN network. Messages with lower case letters are generated by the ISU 2x64. Answer 1/2 The ISU answered a call on either the first or second B channel. The calling phone number is disp[...]

Appendix C: Status Buffer Messages 100 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Bad DTE baud The DTE bit rate does not match a valid bit rate for the protocol se- lected. Bad DTE bps Bonding negotiation determined the chosen DTE bit rate is in- valid. BAD_INFO_ELEM Call control error. Bad phone number ISU 2x64 attempted to cal[...]

Appendix C: Status Buffer Messages 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 101 BUSY The called number is busy. CallID 1 in use ISU 2x64 tried to place a call using SPID 1 when SPID 1 was al- ready in use. CallID 2 in use ISU 2x64 tried to place a call using SPID 2 when SPID 2 was al- ready in use. Call not ringing User execut[...]

Appendix C: Status Buffer Messages 102 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DEST_OUT_OF_ORDER The called number is out of order. Dial1/2 The ISU 2x64 placed a call on either the first or second channel. The number called is displayed following the message. Discon1/2 The call on either the first or second channel was discon[...]

Appendix C: Status Buffer Messages 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 103 FACILITY_REJECTED A facility requested cannot be provided by the network. FACILITY_NOT_SUBSCRIBED The channel type requested has not been subscribed. FALLBACK ERROR Attempt to fallback to normal mode failed. FBW disconnect BONDING negotiation has f[...]

Appendix C: Status Buffer Messages 104 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D INVALID_ELEM_CONTENTS Call control error. INVALID_MSG_UNSPEC Invalid message, protocol error. INVALID_NUMBER_FORMAT The dialed number has an invalid format. L1 not up Call has been attempted while the network interface is not active. L2 not up Call[...]

Appendix C: Status Buffer Messages 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 105 Need 64K call The BONDING protocol requires the ISU 2x64 to be configured for a 64kbps data call type. Negotiation fail The BONDING negotiation has failed. NETWORK BUSY The ISDN switch is busy and unable to process a call. NETWORK_CONGESTION The ph[...]

Appendix C: Status Buffer Messages 106 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D NOT end2end ISDN The path that the call was routed over is not ISDN from end-to- end (warning only). NUMBER_CHANGED The number dialed has been changed. OUTGOING_CALL_BARRED The network will not allow the outgoing call to be placed. PROTOCOL_ERROR C[...]

Appendix C: Status Buffer Messages 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 107 SReg Set Error Local DTE invalid S-register setting. Sync BPS < 56K The synchronous bit rate selected is too slow for the BONDING protocol. Synch Mismatch Both ends bad synchronization. TAINIT expired Bonding timer TAINIT expired. TANULL expired[...]

Appendix C: Status Buffer Messages 108 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D TXINIT expired Bonding timer TXINIT expired, called non-BONDING equipment or B channel not error free. UNASSIGNED_NUMBER The phone number dialed does not exist. Unknown AT & cmd User issued an unknown AT command. UNSPECIFIED_CAUSE Received a ca[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 109 Appendix D S-Register List S0 ......... AUTO ANSWER Determines how the ISU 2x64 answers an incoming call. 0 = Disable (ISU 2x64 does not answer call) 1 = Enable (ISU 2x64 answers all calls) (default) 2 = Dump all calls S2 ......... BREAK IN Determines which key or character (in ASCI[...]

Appendix D: S-Register List 110 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D S6.........DTR DIAL DELAY Delay time in minutes between consecutive outgoing calls when DTR is set for Dial #0 if on option. S7.........CONNECT TIME Determines how long the ISU 2x64 waits for an out- going call to be answered. 15 = 15 seconds 30 = 30 seco[...]

Appendix D: S-Register List 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 111 S22 ....... MSG BITS Miscellaneous message bits (bit 8 is most significant bit). Bit 5 = bit 6 = bit 7 = 1 allows connect message with baud rate. Bit 5 = bit 6 = bit 7 = 0 connect message without baud rate. S23 ....... MAKE BUSY Number assigned by the tel[...]

Appendix D: S-Register List 112 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D S30 .......DTE CTS Controls the operation of the DTE connector CTS line. 0 = Follows RTS 1 = Forced CTS (default) S31 .......DTE RTS Controls operation of the RTS line. 0 = 1 ms delay (default) 17 = 18 ms delay S32 .......DTE DSR Controls the operation of[...]

Appendix D: S-Register List 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 113 S41 ....... BOND TXFA Specifies the number of seconds both endpoints at- tempt to detect the BONDING frame pattern when a call is connected before deciding the BONDING call has failed. When operating with other manufacturer's BONDING equipment, it ma[...]

Appendix D: S-Register List 114 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D S47 .......RS 366 TIME Determines the amount of time the RS-366 port waits for either EON or inactivity to terminate a dial string before dialing a number. 0 = Wait for EON only 10 = Wait for 1 second or EON 20 = Wait for 2 seconds or EON 50 = Wait for 5 [...]

Appendix D: S-Register List 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 115 S54 ....... PROTOCOL Rate adaptation protocol type. TYPE 1 = Clear Channel (no rate adaptation) (default) 2 = BONDING mode 1 3 = SAP (Simple Asynchronous Protocol) 4 = T-link 5 = V.110 6 = V.120 9 = DSU 57.6 kpbs asynchronous 11 = FALLBACK 12 = PPP S55 ..[...]

Appendix D: S-Register List 116 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D S59 .......CHANNEL RATE Sets the available network bandwidth when the ISU 2x64 is in leased mode. 3 = 64 kbps 5 = 128 kbps SS60 .....SPID1 LOC Primary SPID string location. SS61 .....SPID2 LOC Secondary SPID string location. SS62 .....LDN1 LOC Primary loc[...]

Appendix D: S-Register List 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 117 S74 ....... DTE STOP Selects the number of asynchronous stop bits. More than one option can be set at the same time. 0 = 1 stop bit (default) 1 = 1.5 stop bits 2 = 2 stop bits S75 ....... DTE FLOW Selects asynchronous flow control 0 = None (default) 1 = H[...]

Appendix D: S-Register List 118 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 119 Appendix E Connector Pinouts Figure E-1 EIA-232 Interface Table E-A EIA-232 Interface Pin Name I/O Description 1 ............................ Shield .................... I/O ........ Shield for cable 2 ............................ TD ......................... I ............. Transmi[...]

Appendix E: Connector Pinouts 120 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Figure E-2 RS-530 Interface Table E-B RS-530 Interface Pin Name I/O Description 1 ........................... Shield ................... I/O ........ Shield for cable 2 ........................... TD-A ..................... I ............. Transmitted D[...]

Appendix E: Connector Pinouts 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 121 Table E-C V.35 Interface (Provided by RS-530/232-to-V.35 Adapter, part number 1200072L1) Pin Name I/O Description A ............................ Shield .................... I/O ........ Shield for cable B ............................ SG ................[...]

Appendix E: Connector Pinouts 122 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Table E-D RS-366 Interface Pin Name I/O Description 1 ........................... Shield ................... I/O ........ Shield for cable 2 ........................... DPR ...................... I ............. Digit Present 3 .........................[...]

Appendix E: Connector Pinouts 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 123 Table E-F RJ-45 Dial Line Connector S/T Interface Pin Description 3 TxP 4 RxP 5 RxN 6 TxN Table E-G Maintenance Connector Pin Description 1C D 2R D 3T D 4 DTR 5S G 6 DSR 7R T S 8 CTS 9 RING[...]

Appendix E: Connector Pinouts 124 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 125 Appendix F Ordering ISDN Without IOCs ISDN is a complex service with multiple options. Obtaining ser- vice from your local telephone company and long distance pr o- viders can sometimes be complicated. This appendix guides you and your telephone company in specifying and obtaining y[...]

Appendix F: Ordering ISDN Without IOCs 126 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D ISDN Service Ordering Inf ormation for the ADTRAN ISU 2x64 For ADTRAN ISU 2x64 applications, the following guide can be used as an aid in ordering basic ISDN service fr om your local telephone company . The ADTRAN ISU 2x64 ISDN Service Unit (pa[...]

Appendix F: Ordering ISDN Without IOCs 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 127 For service offer ed from an A T&T 5ESS, request a multipoint line, with the following features: Feature V alue B1 Service On Demand (DMD) B2 Service On Demand (DMD) Data Line Class Multipoint Maximum B Channels 2 Circuit Switched V oice Be[...]

Appendix F: Ordering ISDN Without IOCs 128 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D For service offer ed from a Northern T elecom DMS-100, r equest a multipoint line, with the following features. Line T ype Basic Rate, Functional Electronic Key T elephone Sets (EKTS) No Call Appearance Handling (CACH) No Non-Initializing T erm[...]

Appendix F: Ordering ISDN Without IOCs 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 129 LOCAL INTERFACE REQUIREMENTS Physical Interface • ISDN Basic Rate Interface (BRI) line • U-interface reference point • 2B1Q line coding ISDN service must be provided fr om one of the following CO switches and protocols: The interface prov[...]

Appendix F: Ordering ISDN Without IOCs 130 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D Long Distance Service If facilities are available, subscribe to long distance service sup- porting the bearer capabilities pr eviously listed. Request service supporting circuit-switched 64 kbps or 56 kbps access. It is r ec- ommended that the [...]

Appendix F: Ordering ISDN Without IOCs 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 131 Table F-A 5ESS Features Multipoint lines requir e the phone company to create a SPID for each phone number on the line. W ith the exception of the ability to spread two calls acr oss two phone numbers, multipoint lines offer no special featur e[...]

Appendix F: Ordering ISDN Without IOCs 132 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D DMS-100 Protocol Version 1 Line Additional Parameters The Northern T elecom DMS-100 telephone switch supports a proprietary ISDN D-channel call contr ol protocol called Pvc1 which is based on CCITT recommendations. The ISU 2x64 con- figured fo[...]

Appendix F: Ordering ISDN Without IOCs 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 133 After Service Is Installed When the line is installed, the following information will be pro- vided by the local phone service provider: • A seven-digit LDN for the line. If the line is multipoint with two phone numbers, two LDNs are provided[...]

Appendix F: Ordering ISDN Without IOCs 134 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 135 Acronyms 2B1Q 2 Binary, 1 Quarternary AMI Alternate Mark Inversion B (Channel) A 64 kbps digital information channel BONDING Bandwidth On Demand Interoperability Group bps Bits per second BRI Basic Rate Interface CCITT Consultative Committee for International Telegraphy and Te- leph[...]

Acronyms 136 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D PRI Primary Rate Interface SPCS Stored Program Controlled Switching System SPID Service Profile Identifier TA Terminal Adapter TE Terminal Equipment TEI Terminal Endpoint Identifier WAN Wide Area Network[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 137 Glossary asynchronous transmission Not Synchronous. A method of data transmission which allows characters to be sent at irregular intervals by preceding each character with a start bit and following it with a stop bit. The timing of the transmission is not determined by the timing o[...]

Glossary 138 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D CCITT Consultative Committee on International Telephony and Telegraphy. A body of the International Telegraph Union (ITU) which prepares recommendations, com- monly referred to as international standards, to resolve technical telegraph and telephone problems. central office[...]

Glossary 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 139 DDS dataphone digital service. AT&T private line service for transmitting data over a digital system. The digital transmission system transmits electrical signals direct- ly, instead of translating the signals into tone of varied frequencies as with tradi- tional analog[...]

Glossary 140 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D ISDN Integrated service digital network. A network architecture that enables end-to- end digital connections. The network supports diverse services through integrat- ed access arrangements and defines a limited set of standard, multipurpose inter- faces for equipment vendor[...]

Glossary 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 141 NEXT (near-end crosstalk) Unwanted energy transferred from one circuit to an adjoining circuit. Occurs at the end of the transmission link where the signal source is located. The absorbed energy is usually propagated in the direction opposite to the absorbing channel’s no[...]

Glossary 142 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D synchronous 1. The condition occurring when two events happen in a specific time relationship with each other, both under control of a master clock. 2. A method of data trans- mission requiring the transmission of timing pulses to keep the sender and receiv- er synchronized[...]

Glossary 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 143 2B+D The basic rate interface (BRI) in ISDN. A single ISDN circuit divided into two 64 kbps digital channels for voice or data and one 16 kbps channel for low speed data (up to 9,600 baud) and signalling. 2B+D is carried on one or two pairs of wires de- pending on the inter[...]

Glossary 144 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 145 Index Numerics 2B1Q leased digital service 47 5ESS custom line additional parameters 130 5ESS features 131 A adapters RS-530-to-V.35 14 always tone 44 answer call 64 answer tone setting 43 async. rev. 58 AT command processor 38 AT commands 36, 37, 89 AT commands, 85, 89 AT&T 5ES[...]

Index 146 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D current status menu 18 current status messages 95 D data 56kbps 31 data 64kbps 31 data format (async) 53 data rates (DTE) 86 (network) 85 dial 112K sync 67 dial 115.2 asyn 69 dial 128K sync 68 dial 56K sync 66 dial 57.6 asyn 68 dial 64K sync 67 dial interface connection 16 dia[...]

Index 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 147 installation ISU 2x64 installation 13 interface maintenance 15 interfaces 2 interoperability 4, 86 ISDN ordering codes 9 overview 1 service 9 ISU 2x64 dialing from 2 front panel 3, 4 interfaces 2 interoperability 4 operation 17 overview 1 rear panel 2 single port operation 4 L[...]

Index 148 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D maintenance connector, 123 RJ-45 dial line connector S/T inter- face, 123 RJ-45 dial line connector U interface, 122 RS-366, 122 RS-530, 120 V.35, 121 point-to-point async-to-sync 61 point-to-point protocol 62 power 87 PPP async-to-sync 61 PPP protocol 62 PPP with compression [...]

Index 61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 149 T TANULL 58 TCID 58 terminal ID setting 32 test 2047 both 26 test menu screen 23 test menu tree 24 test options 23 test remote 25 testing 23 T-link 59 transmit clock (async) 53 troubleshooting 77 troubleshooting calls 84 TXADD01 57 TXDEQ 58 TXFA 57 TXINIT 57 V V.110 59 V.120 5[...]

Index 150 ISU 2x64 Dual Port ISDN Service Unit User Manual 61200051L1-1D[...]

Product Support Information Presales Inquiries and Applications Support Please contact your local distributor, ADTRAN Applications En- gineering, or ADTRAN Sales: Applications Engineering (800) 615-1176 Sales (800) 827-0807 Post-Sale Support Please contact your local distributor first. If your local distributor cannot help, please contact ADTRAN Te[...]