Instruction/ maintenance manual of the product 4200659L7 ADTRAN
Go to page of 192
MX2800 STS-1 User Manual 6120065 9L1-1A January 2001 4200659L 1 AC Non-Re dundant V ersion with Mo dem 4200659L 2 AC Redunda nt V ersion with Modem 4200659L 3 DC Non-Re dundant V ersion w ith Modem 42.
T rademark Inf ormation Open V ie w is a t rad emar k of Hewl ett- P ack ar d Com pan y . Spectru m is a regi stered t rademark of Cabl etron. 901 Explore r Boulevar d P .O. Box 140000 Huntsvil le, AL 35814-4 000 Phone: (25 6) 963-8000 © 2001 ADTRAN, Inc.
61200659L1-1 MX2800 ST S-1 User Manual iii FCC regulat ions req uire that t he following i nformation be provided i n this manual : 1. This equipment complies with Part 68 of FCC ru les. On the b ottom of the e quip- ment housi ng is a la bel showing the FCC regi stration nu mber and ringer eq uiva- lence nu mber (REN).
iv MX2800 STS-1 User Manual 61200659L1-1 Federal Communications Commission Radio Frequency I nterference Stateme nt This equip ment has been tes te d and f ound t o compl y with the l imit s fo r a Cla ss A dig - ital de vice, pu rsuant to Part 15 of th e FCC Rules.
61200659L1-1 MX2800 ST S-1 User Manual v Canadian Equipment Limitations Notice: The Canadia n Industry and Science Can ada label identif ies certif ied equip- ment. This certif ication means that the equipment mee ts certain telecommuni cations network p rotecti ve, operation al, and safety requi rements.
vi MX2800 STS-1 User Manual 61200659L1-1 Important Safety Instructions Save Thes e Instructions When usin g your telephone eq uipment , please fol low these basi c safety pr ecaution s to reduce t he risk o f fire, ele ctrical shock, or p ersonal in jury: 1.
61200659L1-1 MX2800 ST S-1 User Manual vii LIMITED PRODUCT W ARRAN TY ADTRAN warrants that for ten (10) yea rs from th e date of s hipment to Cust omer , all product s manufactu red by ADTRAN will be f ree from defect s in material s and work- manship.
viii MX2800 STS-1 User Manual 61200659L1-1 Customer Servic e, Product Support Information, and T raining ADTRAN will rep lace or repa ir this product wit hin five yea rs from th e date of shi p- ment if t he product does not me et its pu blished s pecificati on, or if it fail s while in se r- vice.
61200659L1-1 MX2800 ST S-1 User Manual ix Repair and Return If ADTRAN Technical Suppor t dete rmin es that a repai r is need ed, Tec hni cal Suppor t will coo rdinate with the Custom a nd Product S ervice (CAPS ) department t o issue an RMA number.
x MX2800 STS-1 User Manual 61200659L1-1.
61200659L1-1 MX2800 ST S-1 User Manual xi T able of Contents List of Figu res ................. ........... ................. ................. ................. ................. ................ . ....... xix List of Tables ................. .......
Table of Contents xii MX2800 STS-1 User Manual 61200659L1-1 Craft Port ............. ................. ................. ................. ................. ................. ................. .. ... 2-10 Establishing Terminal Connection .............
Table of Contents 61200659L1-1 MX2800 ST S-1 User Manual xiii Restore Defaults .... ................. ........... ................. ................. ................. ................. . 3-11 Restore VT Mapp ing Defaults .................. ..........
Table of Contents xiv MX2800 STS-1 User Manual 61200659L1-1 Trap Community Name ...................... ................. ................. ................. ................ 3-34 System Security............... ................. ................ ......
Table of Contents 61200659L1-1 MX2800 ST S-1 User Manual xv Timing Status ...................... ................. ................. ................. ................. ................. ...... ........ 4-8 Clock Status .................. ............
Table of Contents xvi MX2800 STS-1 User Manual 61200659L1-1 Path Coding Violations ( PCV) ...................... ................. ................. ................. ..... 5-18 Section Errored Secon ds (SES) ..................... ................. ..
Table of Contents 61200659L1-1 MX2800 ST S-1 User Manual xvii TL1 Messages .......... ................. ................. ................. ................. ................. ................. .. ...... 9-2 TL1 Respons es .............. .............
Table of Contents xviii MX2800 STS-1 User Manual 61200659L1-1.
List of Figures Figure 2-1. DC Power Connector .................. ................. ................. ................. ................. ... 2-3 Figure 2-2. The Breakout Panel .................... ............ ................. ................. ....
List of Figures xx MX2800 STS-1 User Manual 61200659L1-1 Figure 5-14. Far End STS-1 Statistics Menu .......................... ................. ............ ................ 5-1 6 Figure 5-15. Far End STS-1 Per formance Parameters (Current 1 5 Minutes) .
61200659L1-1 MX2800 ST S-1 User Manual xxi List of T ables Table 2-1. DC Connector Symbo l Definitions ................... ................. ................. .............. 2-3 Table 2-2. LED Conditions fo r Active Cards .............. ..............
List of Tables xxii MX2800 STS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual 1-1 Chapter 1 Introduction PRODUCT OVERVIEW The MX2800 S TS-1 is a SONET multi plexer that consolid ates T1 and E1 sig nals int o an STS-1 signal . This unit provides a cost- ef fe ctive, ver sat il e t ool for combi ning indepe ndent T1s or E1 s ove r the same ST S-1 carrier .
Chapter 1. I ntroduction 1-2 MX2800 S TS-1 User Manual 61200659L1-1 The major f eatures of the MX2800 ST S-1 are as fol lows: • Built- in 1:1 red undancy • Hot-s wappable contr oller c ards • In.
Chapter 1. Introduction 61200659L1-1 MX280 0 STS-1 U ser Manual 1-3 STS-1 OVERVI EW The MX2800 STS- 1 multiplexer del ivers up to 28 T1s or 21 E1s via the SONET Synchronous T ransport Si gnal Level One ( STS-1) at a speed of 51 .
Chapter 1. I ntroduction 1-4 MX2800 S TS-1 User Manual 61200659L1-1 compensat ion. Pointe r adjustment s allow th e synchrono us payload envelope (SPE) to f loat with re spect to t he SONET frame.
Chapter 1. Introduction 61200659L1-1 MX280 0 STS-1 U ser Manual 1-5 Unit T iming The MX2800 S TS-1 multipl exer allows three ti ming methods. The first i s L OOP timed, in which th e multiplexer derives timing from the in comi ng STS -1 s ig na l.
Chapter 1. I ntroduction 1-6 MX2800 S TS-1 User Manual 61200659L1-1 support s the MIB-II stand ard, RFC 1213, RFC 15 95, and the ADTRAN Enterprise Specific MIB.
Chapter 1. Introduction 61200659L1-1 MX280 0 STS-1 U ser Manual 1-7 TL1 T ransac tion Langua ge 1 (TL1) i s an ASCII based language t hat support s both command-re sponse and a utonomous (NE) message generat ion. Commonly , TL1 is used over a X.25 pa cket netwo rk but is c ompletely independen t of any phy sical la yer proto cols.
Chapter 1. I ntroduction 1-8 MX2800 S TS-1 User Manual 61200659L1-1 A VAIL A BLE OPT IONS The followin g optional equip ment is avail abl e for use wit h the MX2800 STS-1. Contact your l ocal dis tributor or the ADTRAN sales d epart ment for mo re infor mation (s ee front s ection of this manual for phone n umber).
61200659L1-1 MX2800 User Manual 2-1 Chapter 2 Installation and Operation UNPACK, INSPECT, POWER UP Receiving Inspection Careful ly inspect t he MX2800 STS-1 f or any damage tha t might have occu rred in s hipment.
Chapter 2. I nstallation and Operation 2-2 MX2800 User Manual 61200659L1-1 • Six-foo t AC power cor d (AC V ersion s only) • Mounti ng ears and scr ews for 19 -inch or 2 3-inch ra ck instal lation.
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-3 2-3 ill ustrate th e DC power c onnector and g ive defin itions for the four con nector symbo ls.
Chapter 2. I nstallation and Operation 2-4 MX2800 User Manual 61200659L1-1 The foll owing UL requi rements must be met during installat ion of the MX2800 STS- 1 DC version: 1. Disconnec t all power s ources pr ior to servi cing (unit ma y use mult iple p ower so urce s).
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-5 RACKMOUNT INSTAL LATION The MX2800 S TS-1 can be moun ted into a standar d 19-inch o r 23-inch equipment r ac k.
Chapter 2. I nstallation and Operation 2-6 MX2800 User Manual 61200659L1-1 Connecting the Breakout Panel The optio nal break out panel ( P/N 1200291L1) connects to the MX2800 STS-1 vi a the IN and OUT Ch amp connectors l ocated on the back of the uni t, and prov ides 28 RJ c onnectors for the indivi dual T1s/E1s.
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-7 REAR PANEL The MX2800 S TS-1 rear pane l is equipped with a LAN p ort, a modem port, t wo alarm output terminal blocks, two se ts of NET in/out jacks, two Amph enol (Amp) connec tors, and DC/AC power connecti ons.
Chapter 2. I nstallation and Operation 2-8 MX2800 User Manual 61200659L1-1 LAN Port The LAN po rt is an 8 -pin modular c onnector t hat provides a 10BaseT et hernet LAN i nterface.
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-9 rackmo unt uni t s. On ce a modula r con nect or is wire d, push it firmly into t he rea r pa ne l NONCRITICAL or CRITICAL connector .
Chapter 2. I nstallation and Operation 2-10 MX2800 User Manual 61200659L1-1 FRONT PANEL The MX2800 S TS-1 faceplat e is shown b elow in Figu re 2-4. Descript ions of each part of the front pane l follow .
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-1 1 6. Make selec tions by e ntering the number corr esponding to t he chosen pa rameter . Pres s ESC on the keyboa rd to ret urn to the previous screen. En d a termina l session by selecti ng L OGOUT from th e M AIN M EN U or by pr essing Ctrl-C at an y time.
Chapter 2. I nstallation and Operation 2-12 MX2800 User Manual 61200659L1-1 The MX2800 STS-1 M AIN M ENU consis ts of th e fo llow ing se ction s: Status Provides informat ion on the c urrent s tate of the STS-1, powe r supplie s, syst em, and VT/Port line s.
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-13 button t o deactivate an alarm, it re mains disable d until the co ndition has cl ear ed. Alarms can also be t urned of f remotel y by using a sel ection found in the S TAT US menu.
Chapter 2. I nstallation and Operation 2-14 MX2800 User Manual 61200659L1-1 T able 2-2. LED Conditions for Active Cards LED State Card Condition ACT green so lid Normal ( All OK ) green/am ber alterna.
Chapter 2. Installation and Operation 61200659L1-1 MX2800 User Manual 2-15 T1/E1 Stat us LEDs These LEDs appl y to each indivi dual T1 or E1. Dif ferent con ditions are ind icated by the stat e of the LED ( its color a nd whether i t flashe s, alternat es color , or remains s olid).
Chapter 2. I nstallation and Operation 2-16 MX2800 User Manual 61200659L1-1 T able 2-4. T1/E1 LED Conditions LED State T1/E1 Condition Active Card gree n solid Nor mal (Al l OK) off Dis abled red b l .
61200659L1-1 MX280 0 STS-1 U ser Manual 3-1 Chapter 3 Configuration T o co nfigure the MX280 0 STS-1, use a 10BaseT ethern et connecti on, a SLIP/PPP modem port, or a VT-100 termi nal . Figu re 3-1 shows t he C ONFIGURATION menu and Figure 3-2 on page 3-2 shows the menu tree.
Chapter 3. C onfiguration 3-2 MX2800 S TS-1 User Manual 61200659L1-1 Figure 3-2. Configuration Menu T ree Line Len gth STS-1 Configuration Timin g XCV Threshold Networ k Interface VT Mo de Active C on.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-3 NETWORK INTERFACE Select N ETWO RK I NTERFACE to access the network con figurat ion paramete rs (see Fi gure 3-3) . Configure th e MX2800 STS-1 network s ettings to ma tch the STS- 1 signal received from the servic e provider .
Chapter 3. C onfiguration 3-4 MX2800 S TS-1 User Manual 61200659L1-1 signal or recept ion of AIS wi ll cause th e unit to e nter hol d-over mode. The STS-1 receive signal must be valid for at least 1 0 seconds for the un it to exit hold-o ver mode and resto re loo p timin g.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-5 VT Mode The STS-1 ca n frame the 7 VT g roups as eith er VT1.5 or VT2. When set f or VT1.5 (T1), all VT group s are set fo r VT1.5[TU=1 1] at 1.728 Mbps a nd the p orts ar e set for T1 at 1.
Chapter 3. C onfiguration 3-6 MX2800 S TS-1 User Manual 61200659L1-1 Network Pr otection Enable or disable the unit’ s abi lity to a utomaticall y route informat ion to th e backup STS- 1 in the ev ent of a pr imary STS-1 failu re.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-7 External Clo ck Config ur atio n PRI Ext. Clo ck and SEC Ext. Clock - Whe n timing is set to externa l, th ese entr ies al low selec tion of the primar y and seconda ry clock sou rc e.
Chapter 3. C onfiguration 3-8 MX2800 S TS-1 User Manual 61200659L1-1 VT Interface #1-28 The V T Int erfac e men u al lows the us er to m ap a P ort ( T 1/E1 ) to a VT , activ ate/deac ti vat e th e T1.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-9 T1 Line Length Set the line leng th for ea ch T1 inter face acc ording to t he dista nce from the MX2800 STS-1 to you r DTE device. Set to -7.5 D B if the attach ed DTE device only supports DS1 levels.
Chapter 3. C onfiguration 3-10 MX2800 S TS-1 User Manual 61200659L1-1 T o make cha nges to al l VT s, set F IRST to 1 and L AST to 28 . Make the nece ssary changes and select A PPLY A LL (or select the A PP LY option t hat corr esponds to the change made) befor e leavin g the menu.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-1 1 Figure 3-7. Set Cross-Con nect Mapping Menu Restore Defaults Restores VT mapping to 1-to-1 mapping. Restore VT Mapping Defaults Select R ESTO RE VT M APPING D EFAULTS fr om the VT I NTERFACE configur ation menu .
Chapter 3. C onfiguration 3-12 MX2800 S TS-1 User Manual 61200659L1-1 XCV Threshold Set a li mit on code violati ons (CVs) accep ted by the unit over an indivi dual T1/E1 li ne before i t switches controll er cards (s ee Figure 3-8). If set to D ISABLED , code violat ions will not cause the unit to switch c ontrolle r cards.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-13 SYSTEM MANAGEMENT Configur e the MX2800 STS-1 fo r management t hrough SNMP , T elnet , or a VT-100 int erface (se e Figure 3-9). Embedd ed SNMP and T e lnet are avail able via a SLIP/PPP modem p ort or 10BaseT etherne t interfac e.
Chapter 3. C onfiguration 3-14 MX2800 S TS-1 User Manual 61200659L1-1 Management Options Local IP Add ress Enter the MX28 00 STS-1 IP addres s. This IP addre ss appli es to the LAN or modem port (when configu red for PPP or SLIP). Thi s address is availabl e from your network admi nistrator .
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-15 Figure 3-10. Dialup Options Menu Primary and Secondary Phone Numbers When the MX2800 ST S-1 dials out to sen d a trap, it fi rst dial s the P RIMARY P HONE N UMBER . If the c a ll is u n suc c essf u l, it tr ies t he S ECONDARY P HONE N UMBER .
Chapter 3. C onfiguration 3-16 MX2800 S TS-1 User Manual 61200659L1-1 Idle Timeout After es tablish ing a call an d sending t rap messag es, the MX2800 STS-1 remai ns online for the amount of seconds entered in t his field. If the fi eld is set to 0, the un it hangs u p as soon as the trap is sent.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-17 Modem Mode Select the Modem port f unction for your appli cation ( VT-100 , PP P , or SL IP ). The M odem port , located on the rea r panel of t he MX2800 STS-1, provides a t elephone lin e (POTS) for conn ection to the i nternal V .
Chapter 3. C onfiguration 3-18 MX2800 S TS-1 User Manual 61200659L1-1 Alarm Relays Alarm Relay Configuration Enables audible a nd vis ible alarms for s pecific error c ondition s (see Figure 3- 1 1). The f ollowing char ts descr ibe the al arm condit ions found in each menu.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-19 STS-1 Ala rms Alarm Descrip tion LOS (Loss of Sig nal) The uni t has los t the networ k receiv e signal . LOF (Loss of Fram ing) The uni t detects a framing loss fr om the network. LOP (Loss of Poi nter) The unit is unable to detec t a valid pointer in the receiv e signa l.
Chapter 3. C onfiguration 3-20 MX2800 S TS-1 User Manual 61200659L1-1 Alarm Descrip tion SLM-P (Path S ignal Lev el Mism atch) A rece ived si gnal labe l is mismatc hed if it d oes not equ al the local ly pro visioned val ue or the value “ equip ped non-s pecific ”.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-21 VT/Port Ala rms Alarm Descrip tion LOS (T1/E1 Lo ss of Si gnal) The uni t has los t the rec eive signa l on a T1/E1. CAIS (Carrier Side AIS) The T1 is recei ving all on es from t he STS side of the netwo rk.
Chapter 3. C onfiguration 3-22 MX2800 S TS-1 User Manual 61200659L1-1 Alarm Descrip tion VT-RFI (VT Path Remote Fail ure Indicat ion) The uni t is recei ving a VT path remo te failur e indicat ion.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-23 System Al arms Alarm Descrip tion Prot ecti on Swi tchin g Card F ailure A control ler card h as faile d. This is a criti cal alarm o nly when t he back- up card is not insta lled or is not work ing prop erly.
Chapter 3. C onfiguration 3-24 MX2800 S TS-1 User Manual 61200659L1-1 Power Supply Alarms Alarm Descrip tion Activity Lo ss Stat us When enabled, th e CRITI CAL rela y will b e thrown if the Acti vity Loss Sta tus in dicates the fail ure of an inter nal cloc k.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-25 SNMP Management Optio ns T ra p IP Addres ses Enter up to five IP add resses of SNMP manag ers to which the MX2800 STS-1 se nds traps. T rap Generation Use this menu (see Figure 3-12) to designate which er ror conditi ons will ca use the uni t to send tr ap messages .
Chapter 3. C onfiguration 3-26 MX2800 S TS-1 User Manual 61200659L1-1 STS-1 Act ive Al arm T rap s Trap If enabled, the unit iss ues a t rap when... LOS (Loss of Sig nal) The control ler card has los t the network recei ve signal. LOF (Loss of Fram ing) The con troller card detec ts a los s of fra ming from the network.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-27 UEQ-P (Path Un equipped) The controller c ard detects tha t the pa th is unequipp ed. The pa th is une quipped i f it is no t provisi oned. Byte C2 of the STS path over head is set t o zero.
Chapter 3. C onfiguration 3-28 MX2800 S TS-1 User Manual 61200659L1-1 STS-1 S tandby Alar m T rap s Trap If enabled, the unit iss ues a t rap when... LOS (Loss of Sig nal) The control ler card has los t the network recei ve signal. LOF (Loss of Fram ing) The con troller card detec ts a los s of fra ming from the network.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-29 RFI-L (Line Remote Failure Indication) The con troller card i s rece iving a l ine rem ote failure in dicat ion.
Chapter 3. C onfiguration 3-30 MX2800 S TS-1 User Manual 61200659L1-1 VT/Port T r aps Trap If enabled, the unit iss ues a t rap when... LOS (T1/E1 Lo ss of Si gnal) The uni t has los t the rec eive signa l on a T1/E1. CAIS (Carrier Side AIS) The T1 is recei ving all on es from t he STS side of the netwo rk.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-31 System Tr aps VT-RFI (VT Path Remote Fail ure Indicat ion) The uni t is recei ving a VT path remo te failur e indicat ion.
Chapter 3. C onfiguration 3-32 MX2800 S TS-1 User Manual 61200659L1-1 Syste m Timing Clock Status there is a change in c lock st atus. The c lock status c an be any of the f ollowing values: N ORMAL – clock synchr onizati on is operatin g norm ally.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-33 Power Supply Alarm T raps SEC EXT Clock Stat us a fai lure con dition is e ncounter ed on e ither th e PRIma ry or SECon dary cloc k source s (if configured ).
Chapter 3. C onfiguration 3-34 MX2800 S TS-1 User Manual 61200659L1-1 MIB II Stan dard Alarm T raps Read Community Name Enter t he authent ication st rings used for SNMP managemen t. Match the MX2800 STS-1 to the SNMP mana ger for rea d privil eges. Write Communit y Name Enter t he authent ication st rings used for SNMP managemen t.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-35 System Sec uri ty Passwo rd Set the passwo rd requi red at l ogin (up to 32 ch aracters ).
Chapter 3. C onfiguration 3-36 MX2800 S TS-1 User Manual 61200659L1-1 Miscella neous Equipment Identification These fi elds all ow you to st ore infor mation tha t identi fies the uni t. Unit ID Provides a user-c onfigurab le text s tring for t he name of t he MX2800 STS-1.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-37 Host Facility Specifi es the faci lity desti nation of l og events . Facilities are locat ed on the hos t a nd are man aged by t he Syslo g host d aemon runn ing on either a UNIX machine or a PC.
Chapter 3. C onfiguration 3-38 MX2800 S TS-1 User Manual 61200659L1-1 Currentl y , a user’ s privilege can be one of three va lues: D ISABLED , G UEST , or A DMIN . A D ISABLED account behaves as expected, and ef fective ly disabl es all ac cess whil e preserv ing account inform ation.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-39 Figure 3- 13. System U tilities M enu If the self test res ults are... Then... PASS the self-te st was succes sful and the unit is ready to use.
Chapter 3. C onfiguration 3-40 MX2800 S TS-1 User Manual 61200659L1-1 Load Default Setti ngs Select L OAD D EFAULT S ETTINGS from th e U TILITIES menu. The screen wi ll disp lay !WARNING! Defaultin g configuration will dis rupt traffic o n all ports. Sel ect C ONFIRM to p roceed or press Esc to a bort.
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-41 Update via TF TP Se rver Select U PDATE VIA TFTP SE RVER fr om the U TILIT IES menu. A new menu displ ays, allo wing you to e nter the IP a ddress and file name of the f ile you want t o download t o the unit .
Chapter 3. C onfiguration 3-42 MX2800 S TS-1 User Manual 61200659L1-1 will be the name of t he config uration fil e saved to t he remote ser ver . 3. Se lect S AVE C ONFIG R EMOTE LY . Retrieving fr om a TF T P Server T o retr ieve cur rent conf iguration i nformatio n from a TF TP server , follo w the steps liste d below .
Chapter 3. Configuration 61200659L1-1 MX280 0 STS-1 U ser Manual 3-43 System Reset The syste m must be ma nually reset after d ownloading n ew softwar e. When the uni t has suc cessfully l oaded and pr ogrammed the new so ftware in to its FLASH memory , i t will begin uploading the code to the st and-by cont roller .
Chapter 3. C onfiguration 3-44 MX2800 S TS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual 4-1 Chapter 4 Status V iew MX2800 STS-1 stat us informati on by sel ect in g S TATUS from the M AIN M ENU ( see Figur e 4-1). The inf ormation for the STS-1, VT/Por t lines, power supplies , and co ntroller ca rds is provided .
Chapter 4. S tatus 4-2 MX2800 S TS-1 User Manual 61200659L1-1 STS-1 STATE Displays the curr ent state of the STS-1. T he followi ng sections descri be the STS-1 status f ields in detail.
Chapter 4. Status 61200659L1-1 MX280 0 STS-1 U ser Manual 4-3 LOMF (Loss of Mu ltifra me) The cont roller c ard detec ts loss of H4 m ultifram e from the network . AIS-L (Line Alarm I ndicatio n Sign al) The cont roller c ard is recei ving a l ine alarm indicati on signa l.
Chapter 4. S tatus 4-4 MX2800 S TS-1 User Manual 61200659L1-1 Network Port Mapping This ent ry contains a descript ion of the map ping betwee n network ports a nd control ler cards.
Chapter 4. Status 61200659L1-1 MX280 0 STS-1 U ser Manual 4-5 POWER SUPPLY STATE This fi eld indi cates whi ch types o f power sup plies ar e insta lled (AC or DC) in Ca rd A and Card B and gives t heir curre nt state. SYSTEM STATE The syste m state f ields dis play info rmation regar ding the two control ler cards.
Chapter 4. S tatus 4-6 MX2800 S TS-1 User Manual 61200659L1-1 with the exceptio n of the S WI TCHED condition (which is clear ed manually) . T o cl ear the S WIT CHED condi tion, select A CKNOWLED GE A LARMS (ACO) or push th e ACO button on t he front pane l.
Chapter 4. Status 61200659L1-1 MX280 0 STS-1 U ser Manual 4-7 Protection This fi eld list s the typ e of prote ction mode c urrentl y active. Possibl e states are lis ted in the followin g chart: Card Comm This fi eld displ ays the cu rrent st ate of the c ommunicat ion link between t he two cont roller car ds.
Chapter 4. S tatus 4-8 MX2800 S TS-1 User Manual 61200659L1-1 T I MING STATUS The fo llowing en tries de scribe th e state of t he trans mit tim ing subsyst em, includi ng the status of the se lected r eference cl ock(s), availa bility a nd status of the exter nal clock sou rces, ti ming acquisi tion statu s, and inte rnal clo ck failures .
Chapter 4. Status 61200659L1-1 MX280 0 STS-1 U ser Manual 4-9 •H OLDO VER – i nd ica tes th at a f a ilur e in th e sel e cted clock so ur c has occur red and t he unit has entered hol d-over mode. In this mode, the l ast known goo d clock refe rence fre quency wil l be held wit hin 4.
Chapter 4. S tatus 4-10 MX2800 S TS-1 User Manual 61200659L1-1 • LOS/AIS – indi cat es t hat the cloc k source is not vali d du e to a n LOS or AIS con dition. •F AIL – indic ates tha t an inte rnal hard ware fail ure on the unit prevent s the clock s ource fro m being used.
Chapter 4. Status 61200659L1-1 MX280 0 STS-1 U ser Manual 4-1 1 Alarm Description (cont’d) VT-LOP (VT Path L oss of Poin ter) A VT LOP defec t is decla red when either a valid pointer is not det ect.
Chapter 4. S tatus 4-12 MX2800 S TS-1 User Manual 61200659L1-1 ACKNOWLEDGE ALARMS (ACO) This select ion al lows you to rem otely turn o ff an activ e al ar m. It is the sof tware equival ent of th e ACO button (desc ribed in the section ACO Buttons on page 2-12).
61200659L1-1 MX280 0 STS-1 U ser Manual 5-1 Chapter 5 Statistics Select S TATIST ICS fr om the M AIN M ENU to acces s S TATIST ICS menus (see Fi gure 5-1). Alarm infor mation and performance pa rameters are avai lable f or both th e near and f ar ends of the netwo rk.
Chapter 5. S tatistics 5-2 MX2800 S TS-1 User Manual 61200659L1-1 STS-1 S TATISTICS This menu pr ovides su bmenus for a larm history and perfor mance parame ters (s ee Figure 5 -2). Fig ure 5- 2. Loc al STS- 1 Stat ist ics Me n u 24 Hour Alarm History The MX2800 STS-1 keeps tr ack of al arms for both the near and far ends of the network.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-3 The foll owing alar m counts ar e provided in this men u: Condition Description LOS (Loss of Signa l) The un it has l ost th e netw ork re ce ive s ignal . LOF (Loss of Fra ming) The uni t detects a f raming l oss from th e network .
Chapter 5. S tatistics 5-4 MX2800 S TS-1 User Manual 61200659L1-1 Figure 5-3. Local S TS-1 Cur rent Alarm C ount Scre en RFI-P (Path Remo te Failure Ind ication) The u nit is recei vin g a pat h remo te fa ilur e indicatio n.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-5 Figure 5-4 . Local ST S-1 24-Ho ur Alarm His tory Scre en Whe n a > or < symbol appears in an u pper corner of the sc reen, you can use the arr ow keys on you r key boar d to scro ll right or left to vie w additiona l i n f orma ti on.
Chapter 5. S tatistics 5-6 MX2800 S TS-1 User Manual 61200659L1-1 Perform ance Pa rameters V iew performa nce parame te r in formation for the networ k in one of the thr ee time per iod sele ctions. I nformatio n in these fields i s for the give n time per iod since the last re set.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-7 Figur e 5-7. Lo cal STS-1 Performa nce Para meters (24 Hour T otals) Inte rva l star ting at: T i me that the 15-mi nute in terva l began.
Chapter 5. S tatistics 5-8 MX2800 S TS-1 User Manual 61200659L1-1 Section Errored S econds (SES) Number of s econds with one or more codi ng violatio ns or one or more inco ming defects ( e.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-9 Line Unavailable Seconds (LUAS) T ime in s econds that the Line la yer has bee n unavail able for dat a deliver y . Path U navailable Seconds (PUAS) T ime in s econds that the Path layer has been unavail able for d ata deliver y .
Chapter 5. S tatistics 5-10 MX2800 S TS-1 User Manual 61200659L1-1 Alarm History The MX2800 STS-1 keeps tr ack of al arms for both the near and far ends of t he network . V iew alarm his tory informa tion in one of the three t ime period se lections, or view a cumula tive alarm c ount.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-1 1 The foll owing alar m counts ar e provided in this men u: Condition Description LOP The number o f times th e unit h as failed to find a valid VT poin ter . AIS The num ber of times the unit has received a path alarm in dication signal.
Chapter 5. S tatistics 5-12 MX2800 S TS-1 User Manual 61200659L1-1 Figur e 5-9. Local VT-LO P Alarm Coun t Screen (Current 15 Minut es) Figure 5- 10. Loca l VT-LOP A larm Cou nt Screen (24 Hour Hist ory) Perform ance Pa rameters V iew performa nce parame te r in formation for the networ k in one of the thr ee time per iod sele ctions.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-13 Figure 5- 12 on page 5 -14 for example s of the VT p erformance parame ter scr eens. Condition Description CV (Coding Viol ation) The num ber of c oding viola tions encountere d at the VT lay er.
Chapter 5. S tatistics 5-14 MX2800 S TS-1 User Manual 61200659L1-1 Figure 5-1 1. Local VT-CV Performance Pa rameters (Current 1 5 Minutes) Figure 5- 12.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-15 LOCAL PORT STATISTICS The MX2800 S TS-1 keeps tra ck of L OSS OF S IGNAL A LAR MS , B IPOLAR V IOLATION C OUNTS , AIS L OOP A LARM S , and AIS C ARRIER A LARMS for each of the Po rts (T1s/E1s) (see Figur e 5-13).
Chapter 5. S tatistics 5-16 MX2800 S TS-1 User Manual 61200659L1-1 AIS Carrier Ala rms The number o f times t he T1 has re ceived al l ones fr om the STS sid e of the ne twork. FAR END STS-1 STATISTICS This menu pr ovides a submenu pe rformance para meters (see Fi gure 5-14).
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-17 Figure 5-15. Far End S TS-1 Performan ce Pa rameters (Curre nt 15 Minutes) Figure 5-16.
Chapter 5. S tatistics 5-18 MX2800 S TS-1 User Manual 61200659L1-1 Figure 5-17. Far End S TS-1 Performance Par ameters (24 Hour T otals) Interval st arting at: T i me that the 15-mi nute in terva l began.
Chapter 5. Statistics 61200659L1-1 MX280 0 STS-1 U ser Manual 5-19 Section Errored S econds (SES) Number of s econds with one or more codi ng violation s or one or more inco ming defects ( e.
Chapter 5. S tatistics 5-20 MX2800 S TS-1 User Manual 61200659L1-1 Line Unavailable Seconds (LUAS) T ime in s econds that the Line la yer has bee n unavail able for dat a deliver y . Path U navailable Seconds (PUAS) T ime in s econds that the Path layer has been unavail able for d ata deliver y .
61200659L1-1 MX280 0 STS-1 U ser Manual 6-1 Chapter 6 Diagnostics The D IAGNOSTI CS menu shown i n Figure 6-1 al lows you to initiat e loopback tests fr om the MX2800 STS-1. Fr om this menu, s elect VT/P ORT or STS-1 . Once thi s selectio n is made, a s econd menu display s the type s of test s availabl e.
Chapter 6. D iagnostics 6-2 MX2800 S TS-1 User Manual 61200659L1-1 VT/PORT LOOPBACKS After yo u select the nu mber that correspon ds with th e line you want to test , the menu in Fi gure 6-2 ap pears. The n umber selecte d (1-28 ) re fers to the VT numb er .
Chapter 6. Diagnostic s 61200659L1-1 MX280 0 STS-1 U ser Manual 6-3 Figure 6-3. T ributary Loopback T est Analog Network An A NALOG N ETWO RK loopback test loo ps the select ed T1/E1 bac k to the net w ork (S TS-1 ).
Chapter 6. D iagnostics 6-4 MX2800 S TS-1 User Manual 61200659L1-1 Digital Line/Net A D IGITAL L INE /N ET loopback performs a loo pback of t he selected T1/E1 in b oth the net work and lo cal loop d irectio ns. Both loopback s occur at the T1/E1 LI U.
Chapter 6. Diagnostic s 61200659L1-1 MX280 0 STS-1 U ser Manual 6-5 CSU Loopback A CSU L OOPBACK enables the MX28 00 STS-1 to gener ate a CSU loop-up p attern (001 001…) towards t he T1 CSU att ached to the select ed T1 line for six seconds .
Chapter 6. D iagnostics 6-6 MX2800 S TS-1 User Manual 61200659L1-1 Figure 6-7. Diagnostics Menu with BERT Selected VT BERT A VT BERT enables the MX2800 STS-1 to perform a “head -to- head” BERT te st tow ards the ST S-1 n etwo rk.
Chapter 6. Diagnostic s 61200659L1-1 MX280 0 STS-1 U ser Manual 6-7 Figure 6- 8. VT Be rt T est Line BERT A L INE BERT enables the MX2800 STS-1 t o perform a “he ad-to- head” BERT test towar ds the T1/E1 li ne mapped to the VT selecte d.
Chapter 6. D iagnostics 6-8 MX2800 S TS-1 User Manual 61200659L1-1 STS-1 LOOPBACKS After yo u select STS -1 L OO PBACK , the menu in Fi gure 6-10 appears . The s ect ions fol lowing th e f i gure provide de scripti ons and illust rations of the test ing optio ns.
Chapter 6. Diagnostic s 61200659L1-1 MX280 0 STS-1 U ser Manual 6-9 Figure 6-1 1. Line Ne twork T est Analog L oopback An A NALOG L OOPBACK loops the en tire STS- 1 back to t he local loop sid e. The end ef fec t of this te st is a l oopback of all VT/Ports after passing th rough the STS- 1 mapper and the LIU.
Chapter 6. D iagnostics 6-10 MX2800 S TS-1 User Manual 61200659L1-1 Digital Loopback A D IGITAL L OOPBACK loops th e entire STS-1 back t o the local l oop side. The end ef fect of this te st is a loopba ck of all VT/Ports a fter passing through th e STS-1 mapper and parti ally throug h the LIU.
Chapter 6. Diagnostic s 61200659L1-1 MX280 0 STS-1 U ser Manual 6-1 1 Metallic Diagnostics A M ETALLIC D IAGNOS TIC loopba ck test loops the entire STS-1 back to the loca l lo op side.
Chapter 6. D iagnostics 6-12 MX2800 S TS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual 7-1 Chapter 7 Circuit and Netwo rk Redundancy The MX2800 S TS-1 provide s backup measur es of prot ection for both cir cuit and network fa ilure.
Chapter 7. C ircuit and Network Redun dancy 7-2 MX2800 S TS-1 User Manual 61200659L1-1 NON-REDUNDANT MOD E In Non-Redu ndant Mode, the MX2800 STS-1 houses only one control ler card and only one network conn ection is av ailable. There is no fai lure protect ion.
Chapter 7. Circuit and Network Redundancy 61200659L1-1 MX280 0 STS-1 U ser Manual 7-3 CIRCUIT FAILURE RECOVERY MODE In Circu it Failure Re covery Mode, tw o controlle r cards are in stalled and a sing le STS-1 line i s co mi ng i n ( see Figu re 7-2).
Chapter 7. C ircuit and Network Redun dancy 7-4 MX2800 S TS-1 User Manual 61200659L1-1 T able 7-1. Configuration Requirement s for Circuit Recovery CIRCUIT AND NETWORK FAILURE RECOVERY MODE In this mode, two cont roller cards are in stalled and connect ed to two indi vidual STS-1 lines.
Chapter 7. Circuit and Network Redundancy 61200659L1-1 MX280 0 STS-1 U ser Manual 7-5 In a cas e like th is, the MX2800 S TS-1 is abl e to automa tically re- route NET B to C ARD A .
Chapter 7. C ircuit and Network Redun dancy 7-6 MX2800 S TS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual 8-1 Chapter 8 Power Loss Recovery The MX2800 S TS-1 provide s backup measur es of prot ection for both power supply and power sourc e failures .
Chapter 8. Power Loss Recovery 8-2 MX2800 S TS-1 User Manual 61200659L1-1 NON-REDUNDANT POWER MODE In Non-Redu ndant Power Mode, t he MX2800 STS-1 hou ses only one powe r supply car d and only on e power sour ce is avail able. There is no power fa ilure pr otection.
Chapter 8. Power Loss Recover y 61200659L1-1 MX280 0 STS-1 U ser Manual 8-3 POWER SUPPLY RECOVERY MODE In Power Su pply Recover y Mode, two power sup ply cards are instal led and con nected to a single power sourc e (see Fig ure 8-2).
Chapter 8. Power Loss Recovery 8-4 MX2800 S TS-1 User Manual 61200659L1-1 POWER SUPPLY AND SOURCE RECOVERY MODE In this mode, two p ower supply cards are installed and are connecte d to two in dividual power sources. The MX2800 STS-1 handles any combinat ion of power so urce or powe r supply fai lure.
Chapter 8. Power Loss Recover y 61200659L1-1 MX280 0 STS-1 U ser Manual 8-5 BATTERY BACKUP MODE W it h the instal lation of the ADTRAN Power Sup ply/Battery Char ger (PS/BC) and backup bat tery pack, the MX2800 STS-1 i s able to continue o peration without se rvice in terrupt ion during a power out age.
Chapter 8. Power Loss Recovery 8-6 MX2800 S TS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual 9-1 Chapter 9 T ransactio n Language 1 (TL1) INTRODUCTION T ransac tion Langua ge 1 (TL1) is a BELLCORE standard used in the inpu t and outpu t messages that pass between Oper ations System s (OS) and Netw ork Elements ( NE) in tel ecommunicati on networks .
Chapter 9. Transaction Language 1 (TL1) 9-2 MX2800 S TS-1 User Manual 61200659L1-1 management p ort enabl ed, a valid I P and gateway address, a nd a valid s ubnet mask. Once the T elnet connec tion is est ablished, it is ne cessary to initiate a TL1 sess ion.
Chapter 9. Transaction Language 1 (TL1) 61200659L1-1 MX280 0 STS-1 U ser Manual 9-3 current ly suppor ts two type s of acknowledg ment mess ages: In Progress (IP) and All Right (OK).
Chapter 9. Transaction Language 1 (TL1) 9-4 MX2800 S TS-1 User Manual 61200659L1-1 The MX2800 S TS-1 specif ically uses “quoted l ine(s)” in the response message of successf ully exec uted RTRV-ALM commands.
Chapter 9. Transaction Language 1 (TL1) 61200659L1-1 MX280 0 STS-1 U ser Manual 9-5 The MX2800 S TS-1 specif ically uses “quoted l ine(s)” in REPT- ALM and REPT-EVT auton omous messages .
Chapter 9. Transaction Language 1 (TL1) 9-6 MX2800 S TS-1 User Manual 61200659L1-1 Areas of concentrati on for TL1 suppor t in the MX2800 STS-1 include session ini tiation, te rminatio n, user acc ount management, and syste m event r epor ti ng. T able 9-1 lists the commands curre ntl y support ed by the MX2800 STS-1.
Chapter 9. Transaction Language 1 (TL1) 61200659L1-1 MX280 0 STS-1 U ser Manual 9-7 ED-USER-SECU::<user name>:::,<passwor d>,,<privileges>; Descrip tion Edits t he requested TL1 user.
Chapter 9. Transaction Language 1 (TL1) 9-8 MX2800 S TS-1 User Manual 61200659L1-1 MOD2 Specif ies what entit y type to inhibit: EQPT ... General Equi pment Unit rr .
Chapter 9. Transaction Language 1 (TL1) 61200659L1-1 MX280 0 STS-1 U ser Manual 9-9 AID* Identi fies the c omponent to which t he desired al arm pertain s. Identifi ers are depen dent on the en tity spec ified in "MOD 2" as fo llo ws: for T1: 101 .
Chapter 9. Transaction Language 1 (TL1) 9-10 MX2800 S TS-1 User Manual 61200659L1-1 TL1 AUTONOMOUS MESSAGES Autonomo us m essa ges provide a mechanis m for rea l time reporting of syst em events. T ransmissio n of these mess ages is di sabled by default and must be explicitl y enabled.
Chapter 9. Transaction Language 1 (TL1) 61200659L1-1 MX280 0 STS-1 U ser Manual 9-1 1 REPT ALM EQPT 401 (General) TC RCV RY SA F E ND P rotection Switch Alarm 401 (General) TC ESW NSA NEND Excessive P.
Chapter 9. Transaction Language 1 (TL1) 9-12 MX2800 S TS-1 User Manual 61200659L1-1 REPT-E VT indicate s an in formationa l event. T able 9-3 lists possibl e autonomous messages fo r informat ional ev ents.
Chapter 9. Transaction Language 1 (TL1) 61200659L1-1 MX280 0 STS-1 U ser Manual 9-13 TL1 ER ROR C ODES When the MX2800 ST S-1 denies a receive d TL1 command, the Output Res ponse messag e has an as sociated 4-letter e rror code indicat i ng the rea son f o r de nia l.
Chapter 9. Transaction Language 1 (TL1) 9-14 MX2800 S TS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual A-1 Appendix A Pinouts The foll owing tabl es give th e pin assi gnments fo r the conne ctors locate d on the MX2800 STS- 1. For more i nformation on these connecto rs, se e the chapter Install ation and Operation on page 2-1 .
Appendix A. Pinouts A-2 MX 2800 ST S-1 User Manual 61200659L1-1 T able A-2. LAN Port Pin Assignments Pin Name Descript ion 1 T D+ The pos itive s ignal fo r the TD differen tial pair . This signal contain s the seria l output da ta stream trans mi tted onto the networ k.
Appendix A. Pinout s 61200659L1-1 MX2800 STS-1 User Manual A -3 T able A-4. Amp Pin Assignments Pin F unc tion P in 1 RING 1 TI P 1 33 2 RING 2 TI P 2 34 3 RING 3 TI P 3 35 4 RING 4 TI P 4 36 5 RING 5.
Appendix A. Pinouts A-4 MX 2800 ST S-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual B-1 Appendix B Specifications Summary SPECIFICATIONS AND FEATURES This sec tion desc ribes the standard spe cificat ions and fea tures incorpor ated in t he MX2800 STS-1. DSX-3 Network Interface SONET STS-1 Asynch ronously mapped VT1.
Appendix B. Specif ications Summary B-2 MX 2800 ST S-1 User Manual 61200659L1-1 Diagnostics STS-1 Net work ANSI T1.107 compa tible loopb acks Line loop backs VT/Port Interfaces Local and network lo op.
Appendix B. Specifications Summary 61200659L1-1 MX2800 STS-1 User Manual B -3 Environment Operating: 0 to 50 °C (3 2 to 122 °F) Storage: -20 to 70 °C ( -4 to 158 °F ) Relative Humi dity: Up to 95%, n on-condensing Power AC version : 120 V AC, 30 W DC version: 4 8 VDC, 30W Phys ical Dimensions : 7.
Appendix B. Specif ications Summary B-4 MX 2800 ST S-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual C-1 Appendix C Acronyms/Abbreviations ACO ................ alarm cut of f ACT ................. active AIS ................... a larm indic ation signal ALM ............ .... ala rm AMI ................. altern ate m ark in vers ion Amp .
Appendix C. Acrony ms/Abbreviations C-2 M X2800 STS-1 User Manual 61200659L1-1 CRC ................ cyclic redundancy check CS .................... clear to se nd CSES ............... C-bit se verely er rored se conds CSU ................. c hann el service u nit CTS .
Appendix C. Acronyms/A bbreviations 61200659L1-1 MX2800 STS-1 User Manual C-3 FEBE ............... f ar end blo ck error HSSI ................ high- sp eed ser ia l int er fac e IP ................. .... internet pro tocol KA ................... keep alive LAIS .
Appendix C. Acrony ms/Abbreviations C-4 M X2800 STS-1 User Manual 61200659L1-1 PES.................. P- bit err ored secon ds POP ................. po int of prese nce PPP.................. po int-to- point protoc ol PRF ................. perfor mance PSES .
Appendix C. Acronyms/A bbreviations 61200659L1-1 MX2800 STS-1 User Manual C-5 TR .................... da ta te rminal re ady Tx ................. .... tran smit UAS ................. unavailabl e seconds W AN ............ .... wide area ne twork XCV .
Appendix C. Acrony ms/Abbreviations C-6 M X2800 STS-1 User Manual 61200659L1-1.
61200659L1-1 MX280 0 STS-1 U ser Manual D-1 Appendix D Glossary 10BaseT Ethernet connector whi ch implements t he IEEE standa rd on 24-gau ge, unsh ie lded t wiste d - pair wiri ng. AMI Alterna te mark inv ersion. A bi polar li ne-codin g format in T1 transm ission s ys- tems where by success ive ones are alternat ely invert ed.
Appendix D. Gloss ary D-2 M X2800 STS-1 User Manual 61200659L1-1 BERT Bit err or rate tes t. A test tha t uses any of a number of s tress patte rns to test T3, T1, F T1, a nd D DS c irc uits . bipolar A signal containing bo th positi ve and nega tive ampli tude compone nts.
Appendix D. Glossary 61200659L1-1 MX2800 STS-1 User Manual D-3 byte Gen erall y , an 8-bit quantit y of inf ormati on. This term is used m ainly in referr ing to para llel data t ransfer , semiconduct or capaci ty , and dat a storage. carri er The provi der of the te lecommunication s ervices to t he customer si te.
Appendix D. Gloss ary D-4 M X2800 STS-1 User Manual 61200659L1-1 clockin g An oscil lator- generated s ignal t hat provi des a t iming re ference for a t ransmiss ion link. A c lock provi des signa ls used i n a trans mission sy stem to con trol the timing of cert ain func tions.
Appendix D. Glossary 61200659L1-1 MX2800 STS-1 User Manual D-5 DCE Data communications equ ipment. Device th at provides all the functi ons require d for conn ection to tele phone company l ines and f or conver ting sig nals betwee n telepho ne lines and DTE.
Appendix D. Gloss ary D-6 M X2800 STS-1 User Manual 61200659L1-1 DSU Data servic e unit. A de vice desi gned to tr ansmit and receive d igital dat a on digi- tal tr ansmiss ion faci lities . DTE Data termina l equipment . The end-us er terminal or computer that plu gs into t he termina tion point ( DCE) of a communic ations c ircuit.
Appendix D. Glossary 61200659L1-1 MX2800 STS-1 User Manual D-7 FDL Facility datalink . FDL bits provid e overh ead communicati on between t he termi- nal equi pment in ESF fra ming. gate way A device whi ch enable s informat ion to be exc hanged betwe en two diss imilar systems o r networks .
Appendix D. Gloss ary D-8 M X2800 STS-1 User Manual 61200659L1-1 LOS Loss of signal. Def i ned as a l ine stat e in which no pul ses are re ceived f or 175 bit positi ons. M13 DS1/DS3 multipl exer that combines up to 28 DS1 chan nels into one DS3 chan- nel.
Appendix D. Glossary 61200659L1-1 MX2800 STS-1 User Manual D-9 NRZ Non return t o zero. A mo de in which the digital level is l ow for a 0 bi t and high for a 1 b it, and does not r eturn to zero between s uccessive 1 bits. out-of- band Signali ng that is s eparated from the channe l carryi ng informati on (voice, d ata, video, et c.
Appendix D. Gloss ary D-10 MX2800 STS-1 User Manual 61200659L1-1 rout er A device tha t supports communicat ions between net works. Routers are si milar to bridges , with the e xception that router s provide more functi onality (such as f ind- ing the best route be tween networ ks and prov iding net work management capa- biliti es) .
Appendix D. Glossary 61200659L1-1 MX2800 STS-1 User Manual D-1 1 T1 T ransmis sion rates o f 1.544 Mbps are av ailable on T1 c ommunication lines. Also referr ed to as d igital s ignal le vel 1 (DS-1 ). See a lso E1. T3 T ransmis sion rat es of 44.736 Mbps are avai lable on T3 communica tion lines.
Appendix D. Gloss ary D-12 MX2800 STS-1 User Manual 61200659L1-1 yellow a larm A T3 yello w alarm is an in dication sent back towa rd the sou rce of a fai led trans- mit cir cuit in a DS3 t wo-way trans mission pa th. The X-bit s (X1 and X2) ar e set to zer o.
61200659L1-1 MX2800 STS-1 User Manual Index-1 Index Numerics 10BaseT con nect ion, loca tio n of 2-7 24 Hour Alarm History DS3 Sta tistics menu 5-2 A Acknow ledge A larms (ACO) menu 4-12 acknowl edg m.
Index Index-2 MX 2800 ST S-1 User Manual 61200659L1-1 overview 1-8 C Card A/Card B Active state 4-6 Fail ure 4-6 Not Installed 4-6 Stan d B y 4-6 Card A/Card B menu 4-6 Card Comm menu 4-7 Card Failure.
Index 61200659L1-1 MX2800 STS-1 User Manual Index-3 Excessive S wi tches, System St at e Alarm 4-6 F Failure, Card A/Card B 4-6 front panel descrip tion 2-10 G Gateway IP Address me nu 3-14 gateway n .
Index Index-4 MX 2800 ST S-1 User Manual 61200659L1-1 descri ption 2- 8 locat ion 2-7 pin assi gnments A-2 MX28 00 opti ons 1-8 MX28 00 ov erview 1-1 N navigati ng the men us 2-11 network fa ilure pro.
Index 61200659L1-1 MX2800 STS-1 User Manual Index-5 Powe r Fai l 4-5 Powe r Low 4-5 Temp Critical 4-5 Temp High 4-5 Power S upply St a te me nu 4-5 power up AC version 2-2 DC version 2-2 PR F LED , ac.
Index Index-6 MX 2800 ST S-1 User Manual 61200659L1-1 Supp ly Fa ilur e 4-6 Switche d 4-6 System Stat e men u 4-5 T T1/E1 m enus Stat e 3-8 T1/E1 Sta tus LEDs 2-15 Telnet, o verview 1-6 Temp Critical,.
An important point after buying a device ADTRAN 4200659L7 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought ADTRAN 4200659L7 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data ADTRAN 4200659L7 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, ADTRAN 4200659L7 you will learn all the available features of the product, as well as information on its operation. The information that you get ADTRAN 4200659L7 will certainly help you make a decision on the purchase.
If you already are a holder of ADTRAN 4200659L7, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime ADTRAN 4200659L7.
However, one of the most important roles played by the user manual is to help in solving problems with ADTRAN 4200659L7. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device ADTRAN 4200659L7 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
