NETGEAR XM128 ISDN manual

M-XM128NA-1 Novemb er 1997 NETGEAR , I nc. A B ay Networ ks Compan y 48105 W arm Spri ngs Blvd. Fremont, CA 94539 USA Reference Guide for the Model XM1 28 ISDN Digital Mod em[...]

ii © 1997 by NETGEA R, Inc . All ri ght s r ese rv ed . T rademarks Bay N etw orks is a re gi st er ed tra dema rk of Bay Net wor ks , In c. NETGE AR and Fir st Gea r ar e tr ad em ar ks B ay Netw orks, Inc . Mi cro sof t , W i ndo ws , an d W indo w s N T ar e re gi st er ed tra d em a rks of Mic ros of t Cor por at io n. Ot her bra nd an d pro d[...]

iii Bestätigung des Herstell e r s/ Impor teu rs Es w ird h iermi t be stätigt , d aß das Model NETGEA R Model XM 1 28 IS DN Di gita l Modem gemä ß der im BMPT -Amt sblV fg 243/1 991 und Vfg 46/199 2 a ufg ef ührte n Be st immung en entst ör t is t. Das v orsc hri fts mäßi ge Bet reibe n eini ger Ger äte (z .B. T est sender ) kann j edoc [...]

iv W orld W i de Web NETGE A R mai ntai ns a W orld W ide W eb Home P age that you c an acce ss a t th e uni vers al r esour ce loca tor (URL) ht tp:/ /NET GE AR.b ayn etw ork s.co m. A d ire ct c onn ecti on to t he I nte rnet and a W e b br owse r su ch as I nter net Ex plo rer or Net sca pe are r equired. Bull e tin Boar d Servi c e NETGE A R ma[...]

Refe rence Guide for the Model XM1 28 ISDN Di gital M odem Contents v Contents Prefac e Purpose ... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... .... ..... ..... ..... .. ..... ..... .... ..... ..... .... ..... ..... ..... ... xv i i Con ve nti ons . ..... ..... ..... .... ..... ..... ..... .... ..... ..... .... ..... ..... ..... [...]

vi Contents Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem Chapter 4 Configur ation Configur ing Y our ISDN Line and Network . ....................... . .................... ................... . . .... 4-1 Confi guring Y o ur Modem Using a T erminal Progr am .. ....... ..... ..... ..... .... ..... ..... ..... .... ..... . 4-1 Underst[...]

Refe rence Guide for the Model XM1 28 ISDN Di gital M odem Contents vi i Command s f or In comin g Call s .... ..... ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... .... ..... ..... ..... ... 6-4 Dig ita l Da ta . ..... ..... ....... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... .. ..... [...]

viii Con t ents Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem Chapter 7 Adv anced ISDN Cal l Co ntro l f or DSS 1 . .... ..... ..... ..... .... ..... ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... . 7-1 Contr ol of Outgoin g Ser vic e Indi cator ..... ..... ..... .... ..... ..... ..... .... ....[...]

Refe rence Guide for the Model XM1 28 ISDN Di gital M odem Contents ix Chapter 10 T rouble shooti ng P ower- o n Se lf - te st ... ..... ..... .. ..... ..... .... ..... ..... .. ..... ..... .... ..... ..... .. ..... ..... .... ..... .. ..... ..... ..... . 10-1 Loopback T es t s .................................. .............. ................... .[...]

x Contents Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem Appendi x D Status Registers and Result Codes Vie wing and Se tting S -Regist ers ..... ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... .... ..... ..... ..... .. D-1 Set ting S- Regi sters ..... .... ..... ..... ..... .... ....... ..... ..... ..... .... ...[...]

Fig ures xi Figures Figure 1 - 1 . F ront panel of the Mode l XM128 modem (wit h S/T in t erf ace) . .... ..... ....... . 1-3 Figure 1 - 2 . F ront panel of the Mode l XM128 modem (wit h U interface) ... .......... ....... . 1-4 Figure 1 -3. Rear panel of t h e Model XM128 mo dem (with S i nt erf ace ) ............... ...... 1-6 Figure 1 - 4 . Rear[...]

xii Figures[...]

Tab les xiii T a ble s T able 1. Manual cont ents .................................... ....................................................xix T abl e 2. Man u als ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... ..... .... ..... ..... .... ..... ..... ..... .... xx T abl e 1-1. Inter f ace o pti ons ....... ..... .... ..... ...[...]

xiv Table s T abl e 7-1 . S-re g i ster v a lue s a nd fu n cti ons . ... ..... .... ..... ..... .. ..... ..... .... ..... ..... .. ..... ..... ... 7-2 T abl e 7-2. Outgoi ng lo w-la yer compati bility comma n ds ..... ..... ..... .... ..... ..... ....... ..... ... 7-3 T able 8-1. F requent ly used A T commands .................... . ..............[...]

Tab les xv T able E-1. RJ-45 plug an d RJ-45 connect or pin assi gnments f or the S/ T interf ace . E-2 T able E-2. RJ-45 plug an d RJ-45 connect or pin assi gnments f or the U interf ace .... E -2 T able E-3. RJ-11 connector p in assignm ents ........................................................... E -3 T abl e F-1. Serial por t in terf ace ...[...]

xvi Tables[...]

Pr e f ace xvii Preface Congrat ulations on your purch ase of the NETGEAR ™ Model XM128 ISDN Digital Modem. The NETGEAR Model XM128 modem provides conn e c tio n f or one or more PCs to the Inter ne t or to the of fic e o ver I SDN (Inte grated Servic es Digita l Networ k) l ines. The modem o pe rates at a speed of up to 460 kilobit s per second [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem xvii i P reface Con ventions This s ection de scribes t he con ventions used in this guid e. Spe cial M essag e For mats This guide us es the fol lo wing formats to highl ight special messa ge s . Use o f Enter , T y pe, and Pre ss This guide us es “ent er ,” “type,” and “press?[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Pref ace xix Ot her C on v enti ons This g uide us e s the follo wing a dditional con ve ntions: italic s B ook ti tles and UNIX f ile, command, a nd directory names. cour ie r fon t Screen text, user - typed c om mand-line entries. Init ial C a ps Menu titles and windo w a n d b utton n[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem xx Prefac e T able 2 lis ts the manuals t ha t ar e av ailable for v arious l ocalized pr oducts. Assigni ng multipl e subscriber numbe r s Chapt er 3 Chapter 5 (For using A T commands when assigni ng multipl e subscriber numbers .) Assigni ng pr otocols Chapter 3 Chapter 4 and Chapt er 5[...]

Introduction 1-1 Chapter 1 Intr oduction Congrat ulations on your purch ase of the NETGEAR Model XM128 ISDN D i gital Modem. The Model XM12 8 m od em sets a new pr ic e a n d perform ance sta ndard for t he rapid ly gr owi ng I nternet and tele c om mut ing a ppl ications. When used with of f-t he-shel f Internet or remote acce ss client s oftware,[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 1-2 Introduc t i on The Model XM128 modem has two analog port s t o connec t analog de vices such as fax machines, modems, and tele phones. T wo dif ferent de vices can communica te o v er the two B channels to dif f erent l ocations simultaneously , ena bling you to send a fa x and mak e[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Introduction 1-3 Inter face Opti o ns Several inte rfaces a re a vailab le. T able 1-1 lists the interfac e opt ions for t he Model XM128 m ode m as a pplic able f or each region. Fo r the Nor th Am e r ic a n I S DN, NETGEAR pro vi des an optional 2B1Q U int erface to allow d irec t con[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 1-4 Introduc t i on Key : 1 = P WR ( power ) LED 2 = ISDN LEDs 3 = RS -232 COM L EDs 4 = P HO NE 1 and PHON E 2 L EDs Figure 1-2. Fron t pa n el of the Model XM 128 mod em (with U interface) LEDs on the front pane l of the Model XM128 modem allo w you to monit or a nd dia gnose t he de vi[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Introduction 1-5 COM LEDs: DTR Green On The data te r minal o r computer connect ed to the COM por t on the M odel XM128 mode m is r eady t o commun icate. DSR On The Model XM128 modem is ready t o c om m uni cate with the connect ed data terminal or com put er . R TS On The data termina[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 1-6 Introduc t i on Rear P anel As ill ustrate d in Figur e 1-3 and Figure 1- 4 , the rear p a nel c ontains a powe r switc h, a po wer recepta cle, and ports to connec t a computer , ISDN l ine, and two analog de vices (phone, f a x , or modem). key: 1 = O N/O FF switch 2 = R ec eptac le[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Introduction 1-7 T able 1-3 describ es the components on the rear panel of the Model XM128 modem. T able 1 -3. Rear panel compo nen ts Label Descript ion ON/OFF This s witch t ur n s pow er on or o f f . PO WER This i s the pow er r eceptacle f or t he p ow er adapter . RS-232 This RS-23[...]

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Ins ta lla tio n 2-1 Chapter 2 Installa tion This chapte r i nf or mation about install ing and using the Model XM128 ISDN Digital Modem. Packag e C o n t e nt s Y our pa c ka ge s hould co nta in the f oll owing ite ms : • Model XM 128 ISDN Digi tal Modem • Power ada p t er • RJ-45 I SDN telephon e cable • Shielde d RS-232 25- pin t o 25-p[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 2-2 Ins ta lla tio n T o qua l ify for produc t updat es and prod uc t w arr a n ty r e gistratio ns, f ill in the W arranty a nd Owner Regis tration Card wit hin 30 days of purchase a nd r e turn it to NETGEAR , In c. Installing the Modem Before conne c ting any of the de vic es to y our[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Inst allatio n 2-3 T o install your Model XM128 modem, follo w these steps: 1. Connect the male end of the 25 - pin cab le to t he RS-23 2 COM port o f the Mod el XM128 modem. 2. Connect the othe r e nd of the 25-pin cable (female end) to the seria l (COM) port on y ou r comp ute r . 3. [...]

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Setup for W indows 95 and Wi ndows NT 4.0 3-1 Chapter 3 Setup f or Windo ws 95 and Windo ws NT 4.0 This c hapter c ontains st e p-b y-step procedure s both for inst alling the W indo ws NT and W indo ws 95 dri v ers and for conf iguring Dial- Up Netw orking for the Model XM128 modem. Sele cting the Appr opr iat e Windo ws 95 Drive r (I NF fi le ) I[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 3-2 Set up for Windows 95 and Windows NT 4.0 9. Select th e Model XM128 modem driv er wit h the prot ocol that y our hos t is us ing . General ly , the foll owing examples work. Howe ver , we recomme nd that y ou v erify the p rotoc o l y our I nterne t service provid er (ISP ) us es. If [...]

Configuration 4-1 Chapter 4 Configuration This c hapter des cribe s the pr ocedur es for c onf iguring your Model XM128 modem and y our I S DN line . Configuri ng Y our ISDN L ine and Netw ork The setup pro c e dur e f or the Model XM128 modem needs to be done only once. The setting s a r e stor e d in the non vola ti le random access memory ( NVRA[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 4-2 Configuration The setup pro c e dur e f or the Model XM128 modem needs to be done only once because the sett ings are stored in the non vola tile RAM o f the modem and turn ing the po we r of f doe s not era se the informatio n. The only t ime you ha ve to reconf igure your li ne is w[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Co nf i gur at ion 4-3 In order to issue a n A T command statement, you f irst need to run your communicat ions sof tware and conf igure it to the port c onnected to the Mode l XM128 modem . Re fer to your comm unic ati ons soft ware manual for more informati on. T able 4-2 list s the su[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 4-4 Configuration T able 4-3 list s the c ommand s for vie wing both the n um e rical and verbose re sult c ode s. Using A T Commands to V erify Modem Response Use A T commands t o make su re the M odel XM1 28 modem respond s, and f ollo w the se steps: 1. T ype the command A T and p r es[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Co nf i gur at ion 4-5 Switch T ype Setup f or North America In North America , the popular types of switches are A T&T 5E SS , N orthe rn T elec o m D MS 1 00, and S iemens EWSD. All of these switche s run sof tware that e ither confor m s to the Nat ional ISDN-1 standard or a c ust[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 4-6 Configuration SPID Setup for North Ameri c a SPID num b ers are need e d un le ss yo ur swit c h type is A T&T 5ES S with Poi nt-to-Point Protoc ol . The ISDN switche s us e SPID numbers to rep rese nt the s ubscribed netw ork ser vic e s . Ea ch SPI D corr e sp onds to one termin[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Co nf i gur at ion 4-7 Ente ring DNs Y ou will nee d to enter the phone numbers giv en to you r ISDN line. The p hone numbers will be clea r e d whene ve r the switc h type i s change d. 1. T ype A TDN0=n and [Enter]. Wher e n is the 7-di git phone num ber. Y ou shou ld receive the follo[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 4-8 Configuration Fo r e xa m p le, if the protocol you wa nt is PPP , type the command A TB40&O2. Fo r other X.75 or V . 110 pr otocol options, re fer to Appendi x C, “ A T Command Set Referenc e. ” 6. Assign the appr opriate MSN t elephone n u mbers, u sing t he A T comman d s i[...]

As ync to Sync PPP 5-1 Chapter 5 Async to Syn c PPP This c hapter de scribes t he appli c ation of asynchrono us to s ync hronous H DLC con vers ion. In ter net and Remote Access P PP an d SL IP Mor e an d mor e In t e rnet S ervice Pr o v i ders are o ffer ing their s e rvice s through dial-up IS DN lines for highe r da ta bandwi dth. The equipmen[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 5-2 Asy nc to Sync PPP Most of the time, you on ly use this prot oc ol for making c alls t o remot e sit e s with ISDN LAN Router s. If the r e m o te a c c e ss site you a r e ca lling use s a T ermin al Adapte r suc h as th e Model XM 128 modem, you can use V .120, as it pro vides data [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Asy nc to Sync PPP 5-3 An swer ing As yn c to Syn c PPP ca lls There is no need to configur e the ISDN mode to the protocol of an inc om ing cal l. If it is se t to auto-a nswer or an answering command is issued, the Model XM128 modem determine s the corr e c t pr otocol to use by exa mi[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 5-4 Asy nc to Sync PPP Dial ing P re- stored Ph one Numbers The A TDS n command, n=0,1,.. ,39, dials the (n+1)th phone number tw i ce for both of the Multilin k PPP connecti ons. The command A TDSn+S m , (n a nd n=0,1,...,3 9) di als the (n+1)th ph one numbe r for the f irst connecti on a[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Asy nc to Sync PPP 5-5 Each Octet_i is in the range f rom 0 to 255. The angle brack ets (<) and (>) are part of the this command. The command A TEPD? can be used to vie w c ur r ent setting of the Endpo int Discrim inator Ad dr ess. Call Bu m p ing Dynam ic Channe l Allocation When[...]

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ISDN Overview 6-1 Chapter 6 ISDN O verview This c hapter c ov ers the procedur e s for initiati ng and r e cei ving ca lls o ver d igital lines usi ng your Model XM 128 ISDN Digi tal Modem. Commands for O utgoi ng Calls The Model XM128 modem uses the follo wing three modes to send communicati on o ver your ISDN netwo r k: • ISDN data • Analog p[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-2 ISDN O verv iew Dialin g Out Usi ng ISDN Mode Op tional Speech Bearer Serv ice The M odel XM 128 modem supp orts IS DN data u tilizi ng Speech Bea r er Se r vice. T o enable this functio n, you nee d to set S-re gist er S83 bit 7 to 1 (A TS83. 7=1). This function is useful in the area[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-3 Con ventiona l dia ling commands A TD, A TDT , a nd A TDP , used by much of the ex isti ng communica tion software , c an be mapped onto one of the new dia ling commands according to the A T&O setting as sho wn in T able 6-1 . The facto ry default is A T&O2, w[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-4 ISDN O verv iew Co mman ds f or In comi ng C alls When a call c om es in, the c a ll i s carried by one of the f ollowi ng prot oc ols: • V .120 • HDLC PPP , MPPP , or SLIP • V .110 •X . 7 5 Or the call may be init iated by an analog devi ce. This sectio n pr o vides some gene[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-5 Det erm ining the P acket Lengt h The user’ s i nf or m at ion is sent on a fra me- by-frame basis for V .120 and X.75, someti m e s calle d packe tized. The max im um frame length on the sending side should not e xceed t he maximum frame length th a t the r ec e i [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-6 ISDN O verv iew Answering a Call Us ing MSN When answering a n in coming c a ll , the ca ll is fir st ide ntifie d if t he call e r number match e s the Multip le Subscri ber Number (MSN) settings. The MSN supplementa r y se r vice enables multiple ISDN numbers to be assign e d to a s[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-7 If an incom ing set up me s sa ge is offered w i th add re ssing infor mation (t ha t is , the a ppropria te part of the Ca lled Party Num b er), this address i s compared w ith the MSN number s assigne d by the A T&ZIn =s c om mands. The call is acce pte d using [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-8 ISDN O verv iew If yo u want the Model XM 128 mod e m to a nswer inbound calls us ing al l possibl e protoc ols, ref e r to T able 6-4 for the commands use d to set the bes t- e f fort call answeri ng bit. Ambiguity Re solution Swi t ch for V oi ce Calls Fo r a speech or v oice-band-d[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-9 If the addr e ss - m a t c h ing process is again unabl e to te ll whic h pr otocol to use, the Model XM128 modem goes i nto the Multi Auto-answeri ng Routine b y e xamining the B ch a nne l data patte r n and, hence, det e r mi ning the protocol to use. When alerte d[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-10 ISDN O verv iew V .110 I SDN Communic atio ns This s ection de scribes h ow t o set up and conf igure you r Model XM128 modem wi th the V . 110 Protoc ol. Answer ing a V .110 Call After you set the prope r V .110 communic ation mode, there is no need to conf igur e the IS D N m ode t[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-11 The highest a synchronous V .110 user rate depe nds on bit 4 of S119 as follo ws: • S119. 4=0 (19 .2 Kbps) • S119. 4=1 (38 .4 Kbps for a r e a s othe r tha n Ja pa n) • S119. 4=1 (57 .6 Kbps for Ja panese versio n) If t he DTE s pe ed is higher t han what ha s [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-12 ISDN O verv iew Answer ing a V .120 Call In most cases , the re is no ne e d to con f igure the Model XM128 modem to properly answer cal ls. The Model XM128 modem decides which protoc ol to use b y detecting the type of data tha t is recei ve d. Y ou only need to set S0 to greater th[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-13 Now you are ready to dial the ph one number . I f you need to sa ve the s etting i nto NVR AM , use the foll owing commands and follo w these steps : 1. Enter A T&W0 ( sa ve the setti ngs to pro f ile 0) [Pr ofil es availa ble: 0-3]. Model XM 128 modem should res[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-14 ISDN O verv iew 3. Enter A T&W Z (if you wan t to save th e setti ng). After th ese commands a r e ent ere d, the A TD c ommand gene rate s two consecuti ve set up messages to in vok e b undle ini tia tion. Fo r the Nort he r n T elecom switch, each BRI phone number can be call e[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-15 128 Kbps Spee ds BRI ISDN consists of t hree (2B+D) log ical c ha n nels. Each B channel can be used independentl y for a dial- up c onn e c tion running at 56 Kbps or 64 Kbps (bits per second) . The two B c ha nnels c an be used togethe r f or a si ngle d a ta co nn[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-16 ISDN O verv iew Because the V .42 bis algor ithm needs an error -free tr ansmission channel be tween t he compre ssion and decompr e ss ion pr o cesses, it can only wor k with a protoc ol that has error c ontrol competence. The X.75 and V .120 protoc ols c a n be used togethe r wi th[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-17 The A TB 0x c om mands not onl y specif y the ou tgoing pr otocol, b ut a l so s e t the def ault layer 3 for an incomi ng X.75 call wit hout layer 3 i nformation. It is im por ta nt f or both e nds of a n X.75 connec tion to exe cut e the same pre ass igne d la y er[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 6-18 ISDN O verv iew The de vices in the two sit es then use X.75 Mult iple Link Protoc ol or c F os channel bun dling proto col to c oordinate the two B channels. The former wo uld need an ov erhea d of 2 octets for each packe t. The followi ng i s an e xample of the connect message repo[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN O v erview 6-19 Although not de fined in X.75, the XID frame is based on the encoding in I S O St andar d 8885 a nd on being used in V .42/V . 42bis . In addition to the compressi on pa r a m e te r s, XI D can be used to ne gotiate such packe t pa r a mete rs as windo w or pack et [...]

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Advanced ISDN 7-1 Chapter 7 Adv anced ISDN This c hapter pr ovides informatio n about usi ng adv ance d ISDN for the Model XM 128 I S DN Digita l M ode m. Call Contr ol f or DS S 1 In order to ini tiate a Digi ta l S ubs c r iber Signali ng #1 (DSS1 ) ISDN cal l, tw o information e le m e nts are n eces sary: • The bearer capa bility element indi[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 7-2 A dva nc ed IS D N Co ntr ol of Outg oing Servi ce Ind ica tor The high-la yer compatibilit y and lo w-laye r compati bility infor m a tion pr ovides a means for compati bility checking b y t he c al le d par ty . This information is tr ansferred transpa rently by the ISDN net work be[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Advanced ISDN 7-3 Bearer capa bility and lo w- l ayer compatibil ity informati on elements a r e dete r m ine d when you conf igure t he B c hannel pr otocols us ing the A TBnn command. The o utgoing l ow-lay e r compati bility infor mation e lement can be turned on or of f b y set ting [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 7-4 A dva nc ed IS D N The num ber - suba ddress st ring s is def ined as: s = [[Yn ][Nn]own-n umb er][/[[Z n]own-su baddres s]/] Yn specif ies the type of number: • Y0 for unkno wn ( de fault if Yn is omitted) • Y1 for interna tional number • Y2 for nation a l number • Y3 for net[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Advanced ISDN 7-5 Cal l Co ntr ol f or 1T R6 ( Old Ge rman I SDN) In order to initi ate a 1TR6 IS DN ca ll, tw o information ele m e nts are nece ssary: • Servi c e indic ator , whic h deter m i ne s wha t kind of bea rer servic es are desired. • Desti na t ion address, whic h pr ovi[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 7-6 A dva nc ed IS D N Co ntr ol of EAZ (E NDGER Ä TEA USW AHLZI FF ER) EAZ (or terminal se lection code) is the last digit of an ISDN phone number in 1TR6. Usual ly EAZ=0 indic a t e s th at a global call (an y t erminal on the S0 int erface), which is serv ic e-com patible with the inc[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Advanced ISDN 7-7 The EAZ (last digit) of the dest ination address in an inc om ing setup message i s chec ked w ith the proto col of each EAZ. If th ere is a matc h and th e service indi cated i s c ompatible with this pr otocol, the call be accepted usi ng the protocol. The suf fi x di[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 7-8 A dva nc ed IS D N In som e areas , ho we v er , it is very expe n sive t o g et add i tiona l s ubscriber nu m be r s. The subaddress, whic h is tra nsferre d tra nsparently b y the I SDN netw ork between the calling us er a nd the addresse d user , can be us ed for the same pur pose[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Advanced ISDN 7-9 If you w an t the Model XM128 modem t o answer i nbound calls as often a s poss ible, you c an se t the best-e ff or t ca ll answering bit as follo ws: • S119. 3=0 for Answe r i ng ca ll only when number matched (by def a ult) • S119. 3=1 for be st e f fort call a n[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 7-10 A dva nc ed IS D N Data Call Indication Data calls a r e acc e pt e d b y the Mo del XM128 modem in the same way as with any ter min a l adapte r . When al erti ng, the Model XM 128 modem sends the fir st R ing message t o the DTE with a form at a s follows: RING <C R> <L F&[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Advanced ISDN 7-11 P oint-to-P oint Configuration In so me a reas, t he D irect-D ial-I n (DDI ) num ber i s le s s expen siv e than the M SN ; therefo re, you might want to subsc r ibe to point -to-point I S DN to employ the DDI function. I n this ca se, only one modem can be connected [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 7-12 A dva nc ed IS D N Nn is the i dentif ier of the numberi ng plan for the A TDx command: • N0 for unkno wn ( de fault if Nn is omitted) • N1 for ISDN numbering plan (Re c . E.164) • N3 for data numberi ng plan ( Rec . X.1 21) • N4 f or te le x numbering p lan (Rec. F .69) • [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Advanced ISDN 7-13 User - T o-User Information The Model XM128 modem supports user -to-use r i nform at ion exchange via the D channel. T o transm it a messa ge , use the A TT4<message. . ...> command. The angle brack e ts ( < >) are part of this command. The messa ge is incl[...]

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Analog Cal l Handling 8-1 Chapter 8 Analog Cal l Handling This c hapter out lines the s teps re quir ed to pl ace and a ns wer analog calls thr ough the I S DN line f or your Model XM128 ISDN Digital Modem. The ana log adapters e nable you to c onnec t analog d ev ices (for e xa m ple, te lephone , f ax, or m odem) to an ISDN basic rate line . An y[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 8-2 Analog Call Handli ng A T Com mands f or Analog Calls T able 8-1 list s som e of the most freque ntl y u se d A T commands. T able 8-2 list s the A T commands that are specif ic to European switche s. T abl e 8 -1. Fre que ntly us ed A T comma nds A T Command Descr ipt io n of com man[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Analog Cal l Handling 8-3 Making and Receiving Ana l og Calls This sectio n e xplains the rol e of analog a dapt e r s in pla cing outgoing analog c all s and rece ivi ng incoming a na l og ca lls. Placin g a Call from the Ana log Adapte r Making a call fr om the analog ad apt e r is as [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 8-4 Analog Call Handli ng Ac cepti ng an Inc oming C a ll Incomi ng ISDN cal ls are di rected t o one of the analog p or ts (P HONE 1 or P HONE 2) if: • A voi ce call is s ent to one of the two analog adapte rs automati call y when it is rec ei ved. As the man ufactu rer defau lt, the c[...]

M od em U p gr ade 9-1 Chapter 9 Mode m Upgrade This c hapte r desc ribes ho w to up grade f lash electric ally erasa ble pr ogrammable read-o nly memory (EEPR OM ) f irmware on your Model XM12 8 ISDN Digi tal Modem. Upgrad i ng with Fl a s h EPROM Y our Model XM128 modem employs a flash EEPR OM that l e t s yo u con venie ntly downl oad updat e d [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 9-2 Modem Upgrade Up grade Inst ru cti ons T o upgrade your Model XM128 modem, turn the modem on a nd foll ow thes e steps: 1. Start any communic at ions p rogram t hat sup p orts th e X-modem Pr otocol. 2. Enter the command A TUPX. Y our Model XM128 modem responds: You ha ve c hose n Xm [...]

Troubleshoot ing 10 -1 Chapte r 10 T r oubleshoo ting This c hapter pr ovides quick easy- re fere nce tr o ubleshooti ng table s for t he Model XM128 I SD N Digita l Modem. F or troubl eshooting purposes, the Model XM1 28 modem perf orms its own diagn ostic tests, which can pro vide information ab out e a c h of its f unc tions. The Model XM128 mod[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 10-2 Troublesho oting The LNK LED light s up for a ha lf se c ond to indi cate the succes s of the po wer-on se lf-test. Then the LNK LED becomes the normal phys ical la yer (layer 1) acti ve indic a t or . Loopback T ests The Model XM128 modem performs se ver al loo pba c k te sts as par[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Troubleshoot ing 10-3 B1/B 2 Loop bac k with S elf-te st An A T and T11 command is designed for te stin g th e re a diness of your ISDN line that uses one B channe l (B1) to place a call to itse lf and uses the other B channel (B2) to recei ve the call. This test is a m odem loopbac k te[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 10-4 Troublesho oting Dial ed digi ts d etec ted, plea se h ang- up t he ha ndse t….! ! On-h oo k act ion is d etec ted, (Hoo k In terr upt). .... ... OK List en to t he R ING and then pick up phon e set #2 .... !! Off- ho ok ac tion is dete cted, (Ho ok I nter rupt) ... .... OK List en[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Troubleshoot ing 10-5 Setting up the Embedded EP A The EP A records and analyz es v a rious protocols on the B channel, D chann el and DTE-DCE inte r f ace. The results ar e displ a ye d with ANSI co lor . This professi ona l t ool is de s igned for hobbyi sts as wel l as users wi th tec[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 10-6 Troublesho oting The DTE-DCE protoco ls ( a t the R refe rence point accordin g to th e ISDN nomenclatur e ) include the A T commands/res ponse s as w e ll as the CAPI inter na l int erfac e. The CAP I int ernal in terface i s used with NETGEAR CAPI dri ver . The NETGEAR C AP I dri v[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Troubleshoot ing 10-7 The anal yzed result s can be viewe d as if containe d in a ful l screen editor . Se v eral num ber keys are used to contr ol the di splay . For PC users, it is con venient to use th e ke ys on t he num eric keypad (mak e sur e th at Num-Lock is on. ) . The func tio[...]

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Technical Spe cification s A-1 Appendix A T echnic al Specifi cations This a ppendix pr ovides the technic al spe c ific ations for the Mo de l XM128 I SDN Digita l Modem. Ge n eral Spec if ica tions Net wor k Prot oco ls and S ta nda rds Co mpa ti bilit y W AN Protocols : Multi link P P P , B A C P , PPP V .120, V .110, X.75 ISDN Standa rds: Natio[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem A-2 Technical Spec ifications Data Co mp r essi on Hi/fn LZS (Stac) Compres sion with CCP V . 42bis Po w e r A d a p t e r 16 V , 1A (22W max.) UL/CSA (North America) CE/TUV (Europe) TM ark (Japa n) Physical Spec ifications Dimensions: 190 x 122 x 31 m m 7.5 x 4.8 x 1.2 in. W eight : 0.7 [...]

Securi ty F uncti ons B-1 Appendix B Security F unctions This appendix de sc ribes the securi ty fun ct ions of th e Model XM128 ISDN Digit a l Modem. The modem p r ovi de s tw o types of securit y functi ons that m a y be e nabled to prev ent unauthorize d connec tions. Secu r ity T ypes and Lev els The Model XM128 modem provide s the f oll owing [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem B- 2 S ecurity Functions The two types of sec ur ity are summarized in T able B -1 . L e vel 1 Secu rity This secur ity lev el performs only passwo rd checking. W ith Le vel 1 s ecurity , the l oc a l m ode m mainta ins the c onnection if the passw ord is m atched. Otherwis e, the line is[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Securi ty F uncti o ns B-3 L e vel 3 Secu rity After the pa ssword is m atche d, the local m ode m prompts the re m ote use r to e nter a callbac k number . The three le vels of securit y ar e summari z e d in T able B-2 . Setting and M odifying P a s sw o r ds The A T*Hn com m a nd (whe[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem B- 4 S ecurity Functions Y ou ar e a sk ed to enter the or iginal passw or d, to enter a ne w password, a nd then to reenter the n e w passw ord f or verif ication. Fo r e xa m p le , you are prom pted w ith the f ollo wing: Pass word : Enter t he curre nt supervisor y p assword a t this [...]

AT Com mand Set Reference C-1 Appendix C A T Command Se t Reference This a ppendix pr ovides information for us ing A T commands for the Model XM128 ISDN Dig ital Modem. Operation Mode of the DTE Interface The operation m ode for t he DTE i nt erfa ce is Si mp lex mode . This mo de is u se d for conv en tional A T command oper a ti on. Simp le x Mo[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem C-2 AT Command Set Reference A T Command De scription s The A T com mand is a command in asynchronous da ta format is sued by the computer t o the Model XM128 mode m thr ough the asynchronous comput er-mode m i nte rface . A T co m ma nds con tr ol the beha vior and actions of the modem. [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem AT Comma nd Set Reference C-3 Bnn Sel ect ISDN T eleservice. B mu st be follo wed by t wo digits . See also S- reg isters 82 and 102. F or a descripti on of Extended S-r egisters , ref er to T abl e D-4 on page D-5 in Append i x D , “St atus Regist ers an d Re sult Codes. " B00 X.[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem C-4 AT Command Set Reference CPn Loopbac k 4 control CP0 Disabl e Loopbac k 4 CP1 Enab le Loo pback 4 CRn n=0-3 0 * Resum es a pre vio usl y suspended call ; n i s t he cal l identifi er (Europe) . CSn n=0-3 0 * Suspends a cal l ; n i s t he cal l identi fi er ( E ur ope). Ds Dial s n umb[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem AT Comma nd Set Reference C-5 D As D ial s (numbe r and options) that f oll ows f or the analog adapter , PHONE 1 . DBs Dial s (numbe r and options) that f ollows f or the analog adapter , PHONE 2 . DIs Dial s (numbe r and options) that f ollows f or ISDN da ta cal l. DL Rep eat last A T[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem C-6 AT Command Set Reference JSn n=0-255 *3 2 Sub-threshol d fo r MPPP in Kbps unit KAxn n=0-63 *0 Ad d- pe rsis t time i nte r v al f or BOD ; BOD di sa bled if n =0 x= M( in Min ute unit) or S(in Second un it) KSxn n=0-63 *0 Su b- pe rsis t time i nte r v al f or BOD ; BOD di sa bled if[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem AT Comma nd Set Reference C-7 Descr iption of ATI3 Out put The Link Statu s Rep ort output is disp layed on the screen as follo ws: NE TGEA R I SDN Mode m LI NK STAT US R EPOR T Con ne ct DT E Sp eed : Err or Cont rol Leve l : Pr otoc ol Link Spe ed : Oct et s Rec eive d : 0 Oc tets Se n[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem C-8 AT Command Set Reference T able C-2 sho ws t he outp uts f o r the A T13 commands. T able C-3 lists the e xtended A T& command s et. T ab le C - 2 . A TI3 co m m an d out p ut Output para meter Output v alue descrip tion Connect DTE Speed Curr ent online DTE speed Error Contr ol L[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem AT Comma nd Set Reference C-9 &Dn Data T erminal Read y ( D TR) opt i ons. See also S- register s 21. 6 t o 21. 7 a nd 25. F or a descript ion of Extended S-r egist ers, ref er to T ab le D-4 on pa ge D-5 in Appendi x D , “St at us Registers an d Res ul t Codes." &D0 Ignor[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem C-10 AT Comm and Se t Reference &Knn V .120/X.75 co m p ression cont rol. The command &K m ust be f oll o wed by t wo digi t s. See a lso S- r egis t er 83.2. F or a descript i on of Exte nded S-r egist ers, ref er t o T abl e D-4 on page D-5 in Appendi x D , “St atus Regist ers[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem AT Comma nd Set Reference C -11 &Wn n=0- 3 Writes cur rent se tt in gs to user profi l e n in non vol at ile RAM. See also S-reg ister 35. 6. F or a desc ript i on of Extended S- register s, ref er to T abl e D-4 on page D-5 in Appe ndix D , “Status Reg is ters and Result Cod es. &[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem C-12 AT Comm and Se t Reference T able C-4 lists the e xtended A T* comman d set. T able C-4. Extended A T* comm an d set Command Options F unction and descri ption *Cn n=0-3 Char acter len gth, incl uding sta r t, st op and parity bi t. See als o S-regist er 15.3 and 15.4 . For a descri [...]

Status Registers and Result Codes D-1 Appendix D Status Re gist er s and Result Cod es This appendix de sc ribes the purpose and applic a tion of sta tus regis ters a nd re sult c ode s for the Model XM 128 ISDN Digi tal Modem. Status r egiste rs (S -register s) c ontain value s tha t determi ne and reflect how your M odel X M128 modem o pe rates a[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-2 Status Re gisters and Result C odes 2. T ype the &Vn command A T &Vn to view all of the S -reg i ster s etti n gs. T o view dif f er e n t S- r e gister se ttings, use the follo wing f o r n: • 0 f or vie wing S- regist er set tings for c urrent a ctiv e prof ile • 1 to 4 [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-3 2. Use T able D -1 t o con vert t he d e cimal b it value to binar y . 3. Use T able D -2 to perf orm a logi c OR operat ion with the val ue to set bit 3 to 1 (binary). 4. Use T a ble D-2 to invert the valu e usi ng a l ogic NO T o p e r a t i on an[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-4 Status Re gisters and Result C odes S-R e gi s te r D esc r ipt io ns In mos t bitm ap p ed S-re gisters, t he d ef a ult bit value is 0 (which is the norma l s itua tion) and only the nondef ault situa tion is de scribed. Some reserv ed bit s are for factory use , a n d t he user sho[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-5 T able D-4 de s crib es each extend ed S-re gister . De f a ul ts a r e i ndic ated by a plus sign (+) in the Defa ult or referenc e co lumn of the tabl e. T able D-4. Extended S -registers A TSn=x Command Bit Decimal Hexade cimal Funct ion and desc[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-6 Status Re gisters and Result C odes S20= DTE speed (bp s) auto-det ected from A T co m m and +003 0 0 230400 bps 1 1 115200 bps 3 3 57600 bps 4 4 38400 bps 5 5 19200 bps 9 9 9600 bps 11 B 4800 bps 12 C 2400 bps 13 D 1200 bps 14 E 460800 bp s 15 F 921600 bps S21= B it m apped r egister[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-7 S21= (conti nued) 6- 7 0 0 Assum es t hat Dat a T e rminal Ready (DTR) is al wa ys on. &D0 64 40 1 08. 1, DTR of f - o n t r ansiti on cause s dial of t he def ault numb er. &D1 128 80 108. 2, DTR off cause s the Model X M12 8 modem to hang [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-8 Status Re gisters and Result C odes S24= B it m apped r egister . 0-1 0- 3 0- 3 Ring v olume cont rol, in inc rements of 1 in dec imal value N0 - 3 2 0 0 Igno re S21.1-2 when PHONE 1 k eypad i s dial ed. 4 4 Do not ig nor e S21 - 2 when PHONE 1 k eyp ad is dialed. 3 0 0 Igno re S21.1-[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-9 S35= B it m apped r egister 4 16 10 When Data/ V oice is press ed, the Model XM128 modem dia ls t he def ault numbe r . 7 128 80 E nab le e xt e nded numeric al r esult codes from 50 -71 whe n an er ror corr ected connect ion is m a de. Use wit h A [...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-10 Status Registers and Result Codes S64= 0-255 0- FF Security callbac k ti m er in unit o f 1 sec ond . +050 S80= B it m apped r egister +000 4 0 * 0 Do not send low- lay er compati bilit y inf or mati on f or PHONE 2 (M odel X M12 8 mod em ) or i n te r na l f ax/ mod em (2864I) . 16 [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-11 S82= ISDN B channel pro tocol Bn 60 V .120 6400 0 61 V .120 5600 0 62 X.75 64000 T ranspa rent 63 X.75 56000 T ranspa rent 64 X.75 64000 T .70 65 X.75 56000 T .70 72 V .110 6400 0 73 V .110 5600 0 74 PPP async to sync 64K 75 PPP async to sync 56K 7[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-12 Status Registers and Result Codes S84= 3 8 8 Disp la ys S-regist er value i n he x fo r m a t. 4 0 * 0 In dicat es Calle r ID a fter t he 1st RING mes sage. 16 10 Disa bles Call er I D i ndi cation. 5 0 0 P HONE 1 (Mode l XM128 modem ) or anal og por t (286 4I) h as higher prio r it [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-13 S87= 5-6 0 * 0 Bundle connec tion is dis ab led. &Jn 32 20 B undl e connection i s enabled in ans wer mode onl y . 64 40 B undl e connection i s enabled in cal l mode only . 96 60 B undl e connection i s enabled in bo th di rectio ns. S89= B it[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-14 Status Registers and Result Codes S104+n= Ou t going ser vice add itional (f or 1TR6 onl y) inf or mat i on: n=0, analog a dapter , PHONE 2 n=2, ISDN data n=3, analog a dapter , PHONE 1 1 1 F ernsprechen 2 2 a/b - Dienst e 7 7 Daten bert ragu ng 64 Kbps . The def aults are: * s104=1 [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-15 S108+n= (conti nued) SI =7 0 0 0 Daten be r t ragu ng 64 Kb ps (X. 75 SLP) 192 C0 Async. V .110 64 40 Extensi ons of async. 0 00 Nu m ber of d ata bits : 8 32 20 Nu mber of data bits : 7 0 00 Nu mb er of stop bi t s: 1 16 10 Nu mber of s top bi t s[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-16 Status Registers and Result Codes S108+n= High- lay er com patibility (Non- 1TR6) n=0, analog a dapter ,PHONE 2 n=2, ISDN data n=3, analog a dapter , PHONE 1 0 * 0 No high-l ay er c om pati bi lity inf or m ati on el ement is sent. 1 1 T eleph one 4 4 F acsi mile Grou p 2 /3 40 28 T [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-17 S118= (see AT & Z I n = s ) Bit Decimal He xadecimal 0 0 0 Enab les dial- in call. 1 1 Disa bles dial -in cal l (di al out only). 2 0 0 Defa ult B ch annel line spe ed is 64 Kbps f or ISDN data call. &E0 4 4 Def ault B channel line speed is[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-18 Status Registers and Result Codes S119= (conti nued) 2 0 * 0 Disa bles point - to-mult i po int sig naling DDI function. 4 4 E nab les point- to-mult i p oint sig naling DDI function. 3 0 * 0 Inbo und cal l ignored when no MSN (EAZ) is matched. 8 8 Inbo und call accept ed using def a[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-19 A TXn Res ult Cod e Optio n T able T able D-5 lis ts the dif f erent options a va ila ble when settin g the A TXn command. The def a ult v al ue for n is 5 when th e Model XM 128 mod e m is sh ipped. S126= 0-255 0-FF Add-thr eshold f or BOD in Kbps[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-20 Status Registers and Result Codes * Use S42.6 to disable RINGING result c ode 20 CONNECT 57600 % % % % @ 21 CONNECT 76800 % % % % @ 22 CONNECT 115200 % % % % @ 23 CONNECT 230400 % % % % @ 24 CONNECT 460800 % % % % @ 25 CONNECT 921600 % % % % @ 26 CONNECT 307200 % % % % @ 27 CONNECT 1[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-21 Result Code Ch a r t Symbol Ref e r e nce T able D-6 list s the res ult c o de s . T able D-6. Result code char t V Supported % Repor ts th e DTE Speed as: <cr> <lf >CO NNECT DTE_Speed<cr ><lf> @ CONNECT DTE_ Speed/Pro t oco[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem D-22 Status Registers and Result Codes Res ul t Code Fi eld D esc ript io ns T able D-7 list s the res ult c o de f ield d e sc r iptions. T able D-7. Result code field descriptions Field name P ossible v alues Error_Code NONE, ARQ Error_Cont rol LAPB, LAPD , V42 (Th is fie ld w ill n o t[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Status Registers and Res ult Codes D-23 Co nnect St rings for Err or Co rrecte d Conn ectio ns T o e na ble the follo wing numerical (A TV0) and verbo se (A TV1) result code s when an error corr e cted c onnectio n is made, set S3 5 bit 7 to 1. Example: A TS35.7=1<e nter> T able D-[...]

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Connector Pin Assignment s E-1 Append ix E Connector Pin Assignme nts This a ppendix de scribes t he c onnec tor pinout ass ignments for the Model XM 128 IS DN Digi tal Modem. The Model XM128 modem featu res one RJ-45 ISDN conne ct or a nd tw o RJ-11 phone conne ct or s. The R J-45 connecto r la beled I SD N-S or ISDN-U is for an I SDN l ine connec[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem E-2 Conn ect or Pin As signments T able E-1 list s t he pin assig nm e nts f or the RJ-45 plug a nd RJ- 45 con nector f o r the S/T i nt erfa ce. T able E-2 list s the pin assig nments for the RJ-45 plug and RJ-45 connector f o r the U inte rface. T able E-1. RJ-45 plug and RJ-45 connecto[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Connec t o r Pin As signments E -3 RJ-11 Plu g and Connect or Figure E- 2 shows an RJ-11 plug and an RJ-11 connector . Figure E-2. RJ-11 plug and RJ-11 connector T able E-3 l ists the pin assignment s for RJ-11 plugs a nd t he RJ-11 conne ctors f or the PHONE 1 and PHONE 2 ports. T able [...]

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Serial Port Interface F-1 Appendix F Serial P or t Interfa ce This appendix pr o vides infor mation a bout the se r ia l por t int erfac e for the Model XM 128 I S DN Digita l M ode m. RS- 232 Se rial Inter face T able F-1 de sc ribes the RS-232 25-pin se ri a l port int e rface for the M odel XM 128 m ode m. T a ble F -1. Se ria l po r t i nte rfa[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem F-2 Serial Port I n terface Asynchr ono us Cable Connections T able F-2 pro vides inf ormation about the a synchrono us flo w control cable c onnec tion. 22 125 CE Ring indicato r ( RI ). ‹ 24 113 D A T ransmi t cl oc k signal (s ource: DTE). ? 25 142 T est indi cator . ‹ T able F-2. [...]

ISDN Reference G-1 Appendix G ISDN Reference This app endix e xplai ns ISDN technic al terms . The appendix al so prov ides you with f orms t o assist you when working with your loc al t e l ephone company to set up ISDN service s to use wit h your Model XM 128 ISDN Digi tal Modem. ISDN Overvie w ISDN is a gl obal syste m tha t pro vides a varie ty[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem G-2 ISDN Reference Bas ic Rate Inte rfac e When you ord er a Bas ic Rat e Interfa ce (BRI) IS DN line , you rec eive what is known as the 2B+ D servic e. This service prov ides two B channels that can tra nsmi t a t 64 Kbps per ch annel f or user inform a t ion a nd a D channel that c an [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN Reference G-3 The B c hannel s are u sed for carr ying u ser c omm unica tion in forma tion, which ca n be data, voi ce, or fax. V oic e and analog da ta must be sent on the B channels. Unli ke t he asynchronous communica tions betwe en most PCs and your Model XM128 modem, t he B ch[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem G-4 ISDN Reference Not all t he int erfaces m ust ex ist in actu al implementatio ns. For exampl e , no t all hous es are equip pe d with a PBX (NT2). In thi s case , the U inte rface i s provid ed by t he N T -1 de vice. An I S DN te r minal a dapter c an be co nstructed wi th the functi[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN Reference G-5 • Make sure t he tele phone compan y pr ovides y ou with: – The s w itch t ype informati on Ask the tele phone c omp a n y r e presenta ti ve which swit ch type is a v ai la b le in your a r e a. Select the appropri ate worksh eet in thi s appendix and complete the[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem G-6 ISDN Reference Order For m for A T&T 5E SS Switch ( NI-1 ISDN ) T o or d er ISDN s e r vic e f or the A T& T swit ch, provi de the inf or m a tion on this f or m to your local telephon e c o m pa ny by photocop ying and f a xi ng t his or de r f or m . First Name : __ ________[...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem ISDN Reference G-7 Or d e r F o r m f or DMS-100 Switc h (NI-1 or Custom ISDN) T o order ISDN service fo r the DMS - 100 swi tch, pr ovide the inform ation on this for m to your local telephon e c o m pa ny by photocop ying and f a xi ng t his or de r f or m . First Name : __ _________ _[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem G-8 ISDN Reference Order Form f or EW SD ( NI-1 ISDN ) T o or d er ISDN s e r vic e f or the EWSD switch, pro vide the information on this f orm to your lo cal telephon e c o m pa ny by photocop ying and f a xi ng t his or de r f or m . First Name : __ _________ ____ Last Name: __________[...]

Ind ex 1 Numerics 1TR6 co m muni catio n in comi ng ca lls 7-8 outgoing calls 7-5 placi ng a c a ll 7-12 A addre ss a m bi guity 6-8 , 7-9 addre ss matching 6-8 amb igui ty resolut ion 7- 9 an al og ca lls 8- 1 ANSI 10- 5 answ er mode s 5-3 as ynch ronous flo w contr ol cable F-2 A T comman ds addres s ambigui ty 6-8 a n al og ca ll s 8-2 aut o cal[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 2 Index D D channel 10-5 , 10-6 data call indic ation 7- 10 data compressi on 6-15 dat a over sp ee ch ch an n el 6-7 DCA 5- 5 diag nostic comm and 10 -3 dial ing out for analo g adapter p ort 1 6-2 for analo g adapter p ort 2 6-2 using ISDN mode 6-1 usi ng spee ch be are r ser vic e 6-2 [...]

Ref e re nce Guide f or the M odel XM128 I SDN Digital M odem Index 3 O out of band sig naling G-2 outgoi ng call s 6- 1 P pa ckage cont ent s 2-1 pack et len gth, det ermin ing 6-5 pas s words, setti ng and modifyin g B-3 Phon e 1 port 1- 7 Phon e 2 port 1- 7 point -to-point conf igurati on 7-11 port ISDN 1-7 Phone 1 1-7 Phone 2 1-7 seria l 1-7 Po[...]

Refe r e nce Gui de for the Mode l XM128 ISDN Digi tal Modem 4 Index V V .110 call an swer ing 6-1 0 m ak i ng a cal l 6- 10 V .120 answ ering in comi n g cal ls 6-12 , 6-13 bundl ed call 6-13 conf iguring 6- 12 diali ng out 6- 13 error corre ct ion and data compres s ion with 6-15 makin g a bu ndled call wi th 6-1 3 selectin g for Europ ean ISDN 6[...]