Manuale d’uso / di manutenzione del prodotto MX2800 M13 del fabbricante ADTRAN
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MX2800 M13 Multiplexer User Manual Manual Part Number - 61200290L1-1G 4205290L1 AC Non-Redundant V ersion with Modem 4205290L2 AC Redundant V ersion with Modem 4205290L3 DC Non-Redundant V ersion with.
ii 61200290L1-1G MX2800 M13 Multiplexer System Manual T rademarks Any brand names and product names included in this manual ar e tradema rks, register ed trademarks, or trade names of their respective holders. OpenV i ew ™ is a trademark of Hewlett-Packard Company .
MX2800 M13 Multi plexer System Manual 61200290L1-1G iii Revision History Conventions The following typographical conventio ns are used in this document: This font indicates a cross-reference link. First-tim e references to tables and figures are shown in this font .
iv 61200290L1-1G MX2800 M13 Multiplexer System Manual FCC Radio Frequency Interference S t atement This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
MX2800 M13 Multi plexer System Manual 61200290L1-1G v Repairs to certified equipment should be ma de by an authorized Canadian maintenance facility designated by the supplier .
vi 61200290L1-1G MX2800 M13 Multiplexer System Manual This page is intentionally blank..
61200290L1-1G vii MX2800 M13 Multiplexer User Manual Content s Section 1 Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1. Introduction . . . . . . . . . . . . . .
viii 61200290L1-1G Contents MX2800 M13 Multiplexe r User Manual Craft Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8 Establishing Terminal Connection . . . .
MX2800 M13 Multi plexer User Manual Contents 61200290L1-1G ix Local IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17 Gateway IP Address . . . . . . . . . . . . . . . . . . .
x 61200290L1-1G Contents MX2800 M13 Multiplexe r User Manual IP Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-33 IP Hosts . . . . . . . . . . . . . . . . . . . . . .
MX2800 M13 Multi plexer User Manual Contents 61200290L1-1G xi 7. Acknowledge Alarms (ACO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6 Section 5 Statistics . . . . . . . . . . . . . . . .
xii 61200290L1-1G Contents MX2800 M13 Multiplexe r User Manual Metallic Loopback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-8 Remote Loopback . . . . . . . . . . . . . . . . .
MX2800 M13 Multi plexer User Manual Contents 61200290L1-1G xiii Appendix A Acceptance Test Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 1. Introduction . . . . . . . . . . . . . . . . .
xiv 61200290L1-1G Contents MX2800 M13 Multiplexe r User Manual VT100 Terminal Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C -2 Integrated Modem Interface (4200 290L1, 4200290L2, 42002 90L3, 4200290L4) .
MX2800 M13 Multi plexer User Manual Contents 61200290L1-1G xv Figures Figure 1-1. E1 Patch Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 Figure 1-2. Installing Fan Faceplate .
xvi 61200290L1-1G Contents MX2800 M13 Multiplexe r User Manual Figure 6-4. Analog Network Loopback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3 Figure 6-5. Digital Line/Network Loopback . . . .
MX2800 M13 Multi plexer User Manual Contents 61200290L1-1G xvii Ta b l e s Table 2-1. DC Connector Sym bol Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Table 2-2. MX2800 Review View Identifiers .
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61200290L1-1G 1-1 S ECTIO N 1, P RODUCT O VERVIEW Section 1 Product Overview 1. INTRODUCTION The MX2800 is an M1 3 multiplexer that consolidates T1 and E1 signals into a T3 circuit. This unit provides a cost-ef fective, ve rsatile tool for combining independent T1 s, E1s, or a combination of the two over the same T3 circuit.
1-2 61200290L1-1G Section 1, Product Overview MX2800 M13 Multiplexer User Manual • NEBS Level 3 compliant NOTE Information regarding the built-in modem applies to the part numbers 4202290L1, 4 202290L2, 42022 90L3, and 42022 90L4.
MX2800 M13 Multiplexer User Manual Product Overview, Secti on 1 61200290L1-1G 1-3 Agent The agent is a control program that resides in every network device.
1-4 61200290L1-1G Section 1, Product Overview MX2800 M13 Multiplexer User Manual Figure 1-1. E1 Patch Panel Shipment includes two six-foot, 64-pin to 64-pin amphenol cables for direct cabling to the MX2800. Refer to Connecting the E1 Patch Panel on page 2-5 o r more inform ation.
61200290L1-1G 2-1 S ECTION 2, I NSTALLATION AND O PERATION Section 2 Inst allation and Operation 1. INTRODUCTION The first three tasks for installing and operating the MX2800 are to unpack, in spect, and power up. The next three subsections detail the tasks.
2-2 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual NOTE MIB files are available from ADTR AN in the support section of the ADTRAN W eb page at www.
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-3 Figure 2-1. DC Power Connector The following UL requirements must be met during installa tio n of the MX2800 DC version: 1. Disconnect all power sources prior to ser vicing.
2-4 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual 6. A readily acces sible disconnect device that is suitabl y approved and rated must be incorporated in the field wiring.
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-5 Connecting the Breakout Panel The optional breakou t panel (P/N 1200291L1 ) connects to the MX2800 via the IN an d OUT amphenol connectors located on the back of the unit and provid es 28 RJ connectors for the individual T1s/E1s.
2-6 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual 6. REAR PANEL The MX2800 rear p anel is equipped as follo ws: • Ethernet local area network (LAN) port .
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-7 LAN Port The LAN port is an 8-pin mod ular connector that provides a 10Base-T Ethernet LAN interface. This LAN interface is used for SN MP and T elnet control.
2-8 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual NOTE DSX-3 interfaces must be connected using c oaxial cables that have the shields grounded at both ends. DSX-1/E1 Interfaces The DSX-1/E1 interfaces are 64-pin amphenol co nnectors.
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-9 Est ablishing T erminal Connection NOTE A T elnet menu session has priority over a terminal menu session through the craft port.
2-10 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual Figure 2-5. Main Menu NOTE The letter displayed in the upper left-hand corner of the terminal menu indicates which controller card is active (A or B).
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-11 The MX2800 Main Menu consists of the following sections: Statu s Provides information on the current state of the DS3, power supplies, system, DS2s, and T1/E1 lines.
2-12 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual Figure 2-7. Statistics Menu Configuration Sets DS3 network, T1/E1, and sy stem management parameters. See Figur e 2-8 . Refer to Section 3, Configuration for more detailed information.
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-13 Loopbacks Performs loopback tests ov er the DS3, DS2s, or T1/E1 lines. See Figur e 2-9 for an illustration of the Loopback Menu. Refer to Section 6, Loopbacks for more detailed information.
2-14 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual Figure 2-10. Telnet Client Menu From the T elnet Client menu, specify the destina ti on IP address and the desired TCP port number . Attempt to establish the TCP connection.
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-15 Logout The Logout selection ends the termina l session and logs out of the system.
2-16 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual NOTE The PRF (performance) LED re fers to the DS3 only T able 2-3.
MX2800 M13 Multiplexer User Manual Installation an d Operation, Section 2 61200290L1-1G 2-17 T1/E1 St atus LEDs These LEDs apply to each individual T1 or E1. V ari ous conditions are indicated by the state of the LED (its color and whether it blinks, alternates color , or is on solid).
2-18 61200290L1-1G Section 2, Installation and Operatio n MX2800 M13 Multiplexe r User Manual 8. REPLACING OR IN ST ALLING CARDS The MX2800 is designed with hot-swappable controller cards and power supplies. T o replace or install a controller card or power supply , remove the front cover of the MX2800 with a phillips head screwdriver .
61200290L1-1G 3-1 S ECTION 3, C ONFIGURATION Section 3 Configuration 1. INTRODUCTION T o configure the MX2800, use a 10Base-T Ethernet connection, a SLIP/PPP modem port, or a VT100 terminal. Figur e 3-1 shows the Configuration m enu. NOTE A T elnet menu session has priority over a terminal menu session through the craft port.
3-2 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual • T1/E1 Interface on page 3-8 • System Management on page 3 -16 • Utilities on page 3-38 • Save Configuration and Alarm Log on page 3-44 Figure 3-2 on page 3-3 shows the C onfiguration menu tree.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-3 Figure 3-2. Configuration Menu Tree Network Interface T1/E1 Interface Utilities M13 C-BIT* Local Loop* Shutdown Standby L.
3-4 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual 2. NETWORK INTERFACE Select Network Interf ace to access the network configuration parameters. See Figure 3-3 . Configure the MX2800 network settings to match the DS3 signal recei ved from the service provider .
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-5 NOTE First and second generation DS3 controller cards (P/N 1200288Lx and P/ N 1202288Lx) use Long for distances over 50 feet and Short for distances under 50 feet.
3-6 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual XCV Threshold Excessive code violations (XVC) Threshold sets a limit on CVs accepted by the unit before it switches controller cards. If set to Disabled, code violations will not cause the unit to switch controller cards.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-7 Miscellaneous The Miscellaneous menu selections are used to conf igure the Loopback T imeout and Shutdown Stand-by settings. Descriptions of thes e settings are explained below .
3-8 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual 3. T1/E1 INTERFACE The T1/E1 Interface menu, see Figure 3-4 , is used to activate/deactivate individual T1s and E1s and to set their line coding, length, loopback de tection, circuit protection, and line ID string.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-9 T1/E1 S t ate The T1/E1 lines are set to Disabled, En abled, or Auto Enable. In Auto Enable, the port is not fully enabled (and alarms are not issued) until a T1/E1 signal is detect ed on that port’ s receiver for a specified period of time.
3-10 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual NOTE Settings should be applie d following each change. Figure 3-6. Se t Multiple Me nu T1/E1 Line Coding Set the line code for each individual T1/E1 interface to match the connected device.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-11 Figure 3-7. T1/E1 Line Coding Menu T1/E1 Line Length Set the line length for each T1 interface according to the distance from the MX2800 to the connecting DSX termination.
3-12 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Figure 3-8. T1/E1 Line Length Menu T1/E1 Loopback Detection The T1/E1 Loopback Detec tion option is used to set how the T1/E 1 lines respon d to loopback requests coming from the network.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-13 Figure 3-9. Loopback Detection Men u The following options are available for detection: • Disabled is used to cause the T1/E1 lines to ignore in-b and loop-up and loo p-down codes.
3-14 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Figure 3-10. Circuit Prot ection Menu The Protection Threshold setting determines how many of the Enabled lines must fail before a card switch occurs. If the failure of a single protected (ena bled) line is to cause a card switch, set the Protection Thresh - old to 1 .
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-15 Figure 3-11. Line Identif ication Menu XCV Threshold This value sets a limit on excessive code violations (ECVs) accepted by the unit over an individual T1/E1 line before it switches cont roller cards.
3-16 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual 4. SYSTEM MANAGEMENT Configure the MX2800 for management th rough SNMP , T elnet, or a VT100 interface. See Figur e 3-12 on page 3-16. Em bedded SNMP an d T eln et are available via a SLIP/PPP modem port or 10Base-T Ethernet interface.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-17 Management Options The Management options sets the fi elds that allow SNMP , T elnet, or VT100 interface access. The options are listed below . Local IP Address This field is used to enter the MX2800 IP address.
3-18 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual NOTE The DS3 must be up and running erro r-free and using C-Bit framing (this feature will not work with M13 framing). The Managem ent Port option for the near-end unit (on e connected to the Ethernet LAN) must be set to either LAN or LAN + MODEM.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-19 Figure 3-13. Dialup Options Menu Primary and Secondary Phone Nu mbers When the MX2800 di als out to send a trap, it first dials the Primary Ph one Number . If the call is unsuccess- ful, it tries the Secondary Phone Nu mber .
3-20 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Connection T imeout The MX2800 waits for a connection for the number of secon ds entered in this field. T iming begins as soon as the dial command is issued . This field must be set for greater than 20 seconds.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-21 Hangup Selecting this option forces the MX2800 to end an established call.
3-22 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Figure 3-14. Trap Generation Menu Ta b l e 3 - 3 provides trap descriptions. T able 3-3. T rap Descriptions T rap If enabled, the unit issues a trap when... Controller T raps Protection Switch The cont roller cards switch.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-23 Battery Low Battery backup has reached an ener gy point insufficient to supp ly the unit with powe r . T emperature High The power supply card is getting too hot. T emperature Critical The power supply card temperat ure is so high that it may suffer damage.
3-24 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Read Community Na me This field is used to enter the authentication strings u sed for SNMP management.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-25 Write Community Name This field is used to enter the authentication strings u sed for SNMP management. Match the MX2800 to the SNMP manager for write privileges. Trap Community Name This field is used to enter the identification string used for trap management.
3-26 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual • 40 minutes interval • 45 minutes interval • 50 minutes interval • 55 minutes interval • 60 minutes interval DST Automatic Adjustment This option sets automatic adjustme nt for North American daylight saving time.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-27 Te s t A user with write-access privilege leve l can configur e the network interface and T1/E1 interface and can initiate loopbacks but may not view and/or alter sever al system-level items su ch as LAN configurables, etc.
3-28 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Usernames and passwords stored in the local user databa se are each limited to 11 ASCII characters. Usernames and passwords authenticated via RADIUS may each have up to 63 ASCII characters.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-29 Shared Secret This option sets the shared secret that is used during the process of authenticating via the RADIUS server . This value is a case-sensitive ASCII character string that has a ma ximum length of 63 ASCII characters.
3-30 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual T able 3-4. Console Menu User Privileges Console Menu Item Privilege level(s) unde r which a user may alter (and in some.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-31 T1/E1 XCV threshold X X X Configuration – System Management Menu Local IP address X Gateway IP address X Subnet mask X.
3-32 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual “X” denotes a privilege leve l that allows execution of the associated menu item.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-33 Terminal Time Out Set the amount of time the terminal or T elnet sess ion remains inactive before automatically closing the session, requiring the user to log in again. Options include the following: • Disabled •1 m i n .
3-34 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Figure 3- 15. Alarm Relay Configuration Menu Ta b l e 3 - 5 describes the alarm conditions found in the Alarm Relay Configuration menu.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-35 1. This is a critical alarm on ly when Inactive Card is not installed or is not working. 2. T1/E1 alarms are cleared when the T1/E1 is disabled or set to Auto Enable after receiving an alarm.
3-36 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Figure 3-16. Equipment Id entification Menu Unit ID This option provid es a user -configurable text string for the name of the MX2800. This name can h elp distinguish between dif ferent installations.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-37 Equipment Codes The Equipment Code supports 10 alpha- numeric characters and pr o vides user-configurable text strings to identify the MX2800 over the network. Syslog Setup These selections include T ransmi ssion, Host IP Address, Sever ity Level, and Host Facility .
3-38 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Auto Save Enable this function to save the conf iguration every five minutes and upon logo ut. Disable this o ption if the configuration is not to be sa ved. The config uration may be save d manually f rom the Configuration menu.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-39 Loading Default Settings Select Load Default Settings from the Utilities menu.
3-40 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Load All Default Settings This option defaults all settings for the unit. Once the settings ha ve been successfully retrieved, Command Accepted will appear at the bottom of the screen CAUTION The User Account Management table is also reset to default.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-41 CAUTION The standby card must remain in place until the upload process is complete and the ACT LED is no longer solid amber and r eturns to flashing green. Removing the standby card du ring the uploading process will corrupt the software.
3-42 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Immediate Re set to immediately reset the system or Schedule Reset T ime to set a time for the system to reset. Once the system has been r eset, the new software will be running.
MX2800 M13 Multiplexer User Manual Configu ration, Section 3 61200290L1-1G 3-43 NOTE Some TFTP servers constrain the format of th e filename, depending o n the operating system of the server . For example, a TFTP server running on a PC under W indows 3.
3-44 61200290L1-1G Section 3, Configuration MX2800 M13 Multiplexe r User Manual Once the upload is complete, the st andby card will self-reset and begi n running the new code. However , the active card does not reset automatically . The un it must be reset through the Immediate Reset or S ched- ule Reset T im e functions.
61200290L1-1G 4-1 S ECTION 4, S TA TU S Section 4 Stat u s 1. INTRODUCTION V iew MX2800 status information by selecting S tatus from the Main Menu. The in formation for the DS3, DS2s, T1/E1 lines, power supplies, and controller cards is provided. See Figure 4-1 .
4-2 61200290L1-1G Section 4, Status MX2800 M13 Multiplexer User Manual Stat e This field displays the current condition of the network. Possible conditions are listed in Ta b l e 4 - 1 . Alarm This field displays the current alarm condition of the MX2800.
MX2800 M13 Multiplexer User Manual Status, Section 4 61200290L1-1G 4-3 Remote This field indicates the cu rrent state of the remote MX2800 (available with C-Bit framing only).
4-4 61200290L1-1G Section 4, Status MX2800 M13 Multiplexer User Manual 3. POWER SUPPLY ST ATE This field indicates wh ich types of power suppl ies ar e installed (AC or DC) in Card A and Card B and gives their current state. See Ta b l e 4 - 4 . 4. SYSTEM S T ATE These fields display information regarding the two c ontroller cards.
MX2800 M13 Multiplexer User Manual Status, Section 4 61200290L1-1G 4-5 Card A/Card B These fields display the curre nt state of the two contro ller cards. Possible states for the controller cards are listed in Ta b l e 4 - 6 . Protection This field lists the type of protection mode currently active.
4-6 61200290L1-1G Section 4, Status MX2800 M13 Multiplexer User Manual 5. DS2 ST ATE This field displays the current state of each of the seven DS2s. Possible states are listed in Ta b l e 4 - 8 . 6. T1/E1 S T A TE This field displays the current state of the indi vidual T1s or E1s.
61200290L1-1G 5-1 S ECTIO N 5, S TAT IS TI CS Section 5 St atistics 1. INTRODUCTION T o access Statistics menu, select St a t i s t i c s from the Main Menu. See Figure 5-1 . Alar m information and performance parameters are available for both the near and far ends of the net work.
5-2 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual DS3 St atistics The DS3 Statistics menu, see Figure 5-2 , provides submenus for alarm history and performance parame- ters. Figure 5- 2. DS3 Statistic s Menu 24 Hour Ala rm History The MX2800 keeps track of alarms fo r both the near and far ends of the ne twork.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-3 NOTE The count given reflects the nu mber of times the alarm or state has occurred rather than the number of seconds the alarm was active . Figure 5- 3. DS3 Cu rrent 15 M inute Alarm Count Scree n IDLE Number of times the unit has detected an idle sequence from the network.
5-4 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual Figure 5- 4. DS3 24 -Hour Alarm History Scree n NOTE When a > or < symbol appears in the upper corner of the screen, use the right and left arrow keys on the keyboard to scroll right or left to view additional information.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-5 Figure 5-5. DS3 Performa nce Pa rameters (Current 15 Minutes).
5-6 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual NOTE When an UP or DOWN indicator appear s in the corner of the screen, use the up and down arrow keys on the ke yboard to scroll the information.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-7 Figure 5-7. DS3 Performance Para meters (Totals) Interval st arting at: This field is the beginning of the 15-minute interval.
5-8 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual Unavailable Seconds (UAS) This field is the time in seconds that the network port has been unavailabl e for data delivery . The T3 link is down or in test or the signaling state is down.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-9 Far End Block Error (FEBE) This field indicates the number of times the far -en d unit has received a C-parity or framing error . Clear All Local DS3 St atistics/Refresh All Remote S t atistics Use this option to clear or refresh all current informatio n.
5-10 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual Figure 5-9. DS2 RAI 24-Hour Alarm History.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-11 Performance Parameters The performance parameters screen di splays a count of parity bit errors and frame bit errors for the seven DS2s. V iew this information in any of the three time period selections.
5-12 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual Figure 5-11. DS2 PBERR 24 -Hour Alarm History.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-13 T1/E1 S t atistics The MX2800 keeps track of the following statistics for each of the T1s and E1s: • Loss of Signa l Alarms • Line Cod ing Vi olations • AIS L oop Alarms • AIS Car rier Alarms • Er rored Second s • Severely Err ored Seconds See Figure 5-12 .
5-14 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual 3. PROTECTION SWITCH ST ATISTICS This menu provides statistics regardin g protection switches. The number of protection swi tches that occur within the particular time period are listed.
MX2800 M13 Multiplexer User Manual Stati stics, Section 5 61200290L1-1G 5-15 Figure 5-14. Alarm Log.
5-16 61200290L1-1G Section 5, Statistics MX2800 M13 Multiplexer User Manual This page is intentionally blank..
61200290L1-1G 6-1 S ECTION 6, L OOPBACKS Section 6 Loopbacks 1. INTRODUCTION The Loopback menu initiates lo opback tests from the MX2800. Figur e 6-1 shows the main Loopback menu.
6-2 61200290L1-1G Section 6, Loopbacks MX2800 M13 Multiplexer User Manual 2. T1/E1 LOOPBACKS Selecting Data Mode Menu from the Loopback menu brings up the control menu shown in Figure 6-1 . If initiating a T1/E1 loopback, select th e facility number (1-28).
MX2800 M13 Multiplexer User Manual Loopba cks, Section 6 61200290L1-1G 6-3 Figure 6-3. Tributary Loopba ck Test Analog Network An Analog Network loopback te st loops the sel ected T1/E1 back to the network (DS3).
6-4 61200290L1-1G Section 6, Loopbacks MX2800 M13 Multiplexer User Manual Codec Line/Net A Codec Line/Net loopback performs a loopback of the selected T1/E1 in both the network and local loop directions.
MX2800 M13 Multiplexer User Manual Loopba cks, Section 6 61200290L1-1G 6-5 error count, and a cl ear error count option. See Figure 6-7 on page 6-5. Selecting Data Mode will cease the transmission of the QRSS pattern and start transmissi on of a loop down pattern as previously described.
6-6 61200290L1-1G Section 6, Loopbacks MX2800 M13 Multiplexer User Manual NOTE Only one T1 port may engage a CSU Loopback, CS U Loopback w/BER T , or a Line BER T .
MX2800 M13 Multiplexer User Manual Loopba cks, Section 6 61200290L1-1G 6-7 Line Loopback Line Loopback performs a lo op of the DS3 back to the n etwork.
6-8 61200290L1-1G Section 6, Loopbacks MX2800 M13 Multiplexer User Manual Met allic Loopback A Metallic Loopback test loops the entire DS3 back to th e local loop side. The end ef fect of this test is a loopback of all T1/E1s after be ing fully multiplexed a nd de-multiplexed to and from a DS3 and passed through both directions of the DS3 LIU.
MX2800 M13 Multiplexer User Manual Loopba cks, Section 6 61200290L1-1G 6-9 4. DS2 LOOPBACKS Once a number has been selected which corresp onds with the DS2 to be tested, the DS2 menu in Figure 6-12 on page 6-9 appears. The subsectio n following the figure provides a description and an illustration of the DS2 Network loopback t esting option.
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61200290L1-1G 7-1 S ECTION 7, C IRCUIT AND N ETWORK R EDUNDANCY Section 7 Circuit and Network Redundancy 1. INTRODUCTION The MX2800 provides backup measures of protectio n for circuit failure.
7-2 61200290L1-1G Section 7, Circuit and Network Redundanc y MX2800 M13 Multiplexe r User Manual NOTE In this mode, the DS3 must be connected to the IN and OUT jacks for DS3 A. 3. CIRCUIT FAILURE RECOVERY MODE In Circuit Failure Recovery Mode, tw o controller cards are installed with an incoming single DS3 line.
MX2800 M13 Multiplexer User Manual Circui t and Network Redundancy, Section 7 61200290L1-1G 7-3 *. This is a critical alarm on ly when Inactive Card is not installe d or is not working. 4. CIRCUIT AND NETWORK FAILURE RECOVERY MODE In this mode, two controller cards are installed a nd co nnected to two individual DS3 lines.
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61200290L1-1G 8-1 S ECTION 8, P OWER L OSS R ECOVERY Section 8 Power Loss Recovery 1. INTRODUCTION The MX2800 pro vides backup mea sures of protection for both power supp ly and power source failure.
8-2 61200290L1-1G Section 8, Power Loss Recovery MX2800 M13 Multiplexer User Manual NOTE Power supplies are hot-swappable . 3. POWER SUPPLY RECOVERY MODE In Power Supply Recovery Mode, two power supply cards are insta lled and connected to a single power source.
MX2800 M13 Multiplexer User Manual Power Loss Recove ry, Section 8 61200290L1-1G 8-3 Figure 8-3. Power Supply and Source Failure Recovery Mode 5. BATTERY BACKUP MODE W ith the installation of the ADTR.
8-4 61200290L1-1G Section 8, Power Loss Recovery MX2800 M13 Multiplexer User Manual Figure 8-4. Battery Ba ckup System White Green Black Red - R ET PW R FA IL - RE T PW R FAIL MX2800 Batter y Charger .
61200290L1-1G 9-1 S ECTION 9, T RANSACTION L ANGUAG E 1 (TL1) Section 9 T ransaction Language 1 (TL1) 1. INTRODUCTION T ransaction Langua ge 1 (TL1) is a Bellcore standard used in the input and output messages that pass between Operations Systems (OS) and Network Eleme n ts (NE) in telecommunication networks.
9-2 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual T o bring up a TL1 T elnet connection (up t o eight may be active), a T elnet client requests a connection on TCP port 31 16 (port 2024 is used for “RA W TCP” so cket access).
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-3 users. If the RADIUS server pr esents a login challenge which requires a response, then the TL1 user re -enters the ACT -USER command, supplying the appropriate response as the password.
9-4 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual Output Response Messages Output Response messages are genera ted in response to received commands.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-5 The MX2800 specifically uses quoted line(s) in REPT -ALM and REPT -EVT Autonomous mess ages.
9-6 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual T able 9-2. TL1 Commands ACT -USER:<ti d>:<userna me>:<ctag>::<password>; Descri.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-7 ENT -USER-SECU:<tid>:<username>:<c t ag>::<password>,,<privilege s>; Descrip.
9-8 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual RTRV-VER:<tid>:: <ctag>; Description Retrieves the current software revision TID T arget ID .
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-9 AID* Identifies the component to which the desi red alarm pertains.
9-10 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual RTRV-COND-{EQPT|rr|ALL}:<tid>::<ctag>; Description Retrieves the re quested alarms an d conditions MOD2 Specifies what en tity type to qu ery: • EQP T General Equipment Unit • rr Facility or Circuit (i.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-11 * An asterisk indicates optional command blo cks. TL1 Autonomous Messages Autonomous messages provide a mech anism for real time reporting of system events.
9-12 61200290L1-1G Section 9, Transaction Language 1 (TL1 ) MX2800 M13 Multiplexer System Manual T able 9-3. MX2800 Alarm Event s AID Notification Code Condition Ty p e Service Affecting Location Description Recommended Action REPT ALM T1 101-128 MN ACTLPBK SA NEND DS1 In-test No action.
MX2800 M13 Multiplexer System Manual Transa ction Language 1 (T L1), Section 9 61200290L1-1G 9-13 REPT ALM T3 301 MN EXT -DS1 NSA FEND FEND DS1 Equipment Failure NSA Examine far-end M13 multiplexer to determine the reason it has signaled this condition.
9-14 61200290L1-1G Section 9, Transaction Language 1 (TL1 ) MX2800 M13 Multiplexer System Manual REPT ALM EQPT 401 (GENERAL) MN CTNEQP T NSA NEND Controller Communication Failure Check the standby card f or proper LED behavior (and r eplace if necessary).
MX2800 M13 Multiplexer System Manual Transa ction Language 1 (T L1), Section 9 61200290L1-1G 9-15 REPT ALM EQPT 404 (PS A) MN PWR-5 NSA NEND Power Supply Low Replace the failed power supply .
9-16 61200290L1-1G Section 9, Transaction Language 1 (TL1 ) MX2800 M13 Multiplexer System Manual T able 9-4. MX2800 Informational Event s AID Notification Code Condition Ty p e Service Affecting Locat.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-17 5. TL1 ERROR CODES When the MX2800 denies a received TL1 command, th e Output Response message has an associated four letter error code indicatin g the reason for denial.
9-18 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual NOTE <aid> and <ctag> are optional parame ter . The placemarker : must rema in in place. The default <aid> is A ll and the default <ctag> is 1.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-19 R TR V -T3:UNIT -1:300:3:::DS3MAXNUMSW ; (This would return the setting for the maximum number of switches for controller cards.
9-20 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual Dat a Dictionaries The data dictionaries that follow are to be used while performing TL1 ed iting or retrieve commands. Each data dictionary contains fo ur co lumns.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-21 DS3CVTHRS ENUM One of the following: • Disable •1 E 3 •1 E 4 •1 E 5 •1 E 6 Indicates a limit on.
9-22 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual FMT ENUM One of the following: •C B I T •M 1 3 Sets framing format to ma tch the format of the rece.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-23 Ta b l e 9 - 7 contains entries that are used to edit or retr ieve options for the DS2 portion o f the MX2800.
9-24 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual Ta b l e 9 - 8 contains entries that are used to edit or retr ieve options for the DSX port ion of the MX2800.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-25 DSXCFGST A TE ENUM One of the following: •D I S A B L E •E N A B L E •U N A V A I L •A U T O Iden.
9-26 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual DSXLBKDETECTION ENUM One of the following: •D I S A B L E •C S U •N I U • M13INBAND •U N A V .
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-27 Ta b l e 9 - 9 contains entries that are used to edit or re trieve options for the eq uipment portion of the MX2800.
9-28 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual DIAGLPBKTIMEOUT ENUM O ne of the following: •D I S A B L E •1 - M I N •5 - M I N L • 10-MIN •.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-29 PSPOWERLOWRL Y Y /N Y or [N] Identi fies status of Power Supply Power Low alarm relay • Y es (Y) - enab.
9-30 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual TL1 Loopback Commands The OPR-LPBK and RLS-LPBK commands are provided as an alternat ive to ED commands to perform loopbacks through T L1.
MX2800 M13 Multiplexer User Manual Transaction Languag e 1 (TL1), Section 9 61200290L1-1G 9-31 T able 9-12 describes each of the DS1 loo pbacks that can be initiated or released with DS1 TL1 loopback commands. * The value of xy may be 01 through 28, correspo nding to the desired DS1 channel.
9-32 61200290L1-1G Section 9, Transaction Languag e 1 (TL1 ) MX2800 M13 Multiplexe r User Manual.
61200290L1-1G A-1 A PPENDIX A, A CCEPTANCE T EST P ROCEDUR E Appendix A Accept ance T est Procedure 1. INTRODUCTION This appendix describes the p rocedures to be used in performing acceptance testing of ADTRAN’ s T otal Access MX2800 M13 Multiplexer .
A-2 61200290L1-1G Appendix A, Acceptance Test Procedur e MX2800 M13 Multiplexe r User Manual 3. CONFIGURING THE SYSTEM Before the required tests can be performed, a minimal amount of configuration must be performed on the MX2800.
MX2800 M13 Multiplexer User Manual Acceptance Test Procedu re, Appendix A 61200290L1-1G A-3 NOTE T o change an option, simply en te r the corresponding number , press E NTER , and follow the prompts. DS3 Configuration • Framing = C-Bit (default = M13) • Line Length = Use 0-225 ft.
A-4 61200290L1-1G Appendix A, Acceptance Test Procedur e MX2800 M13 Multiplexe r User Manual • DS2 #6 = M12(4xT1) • DS2 #7 = M12(4xT1) NOTE For additional information about the previous configur ation, refer to Network Interface on page 3-4. 2. Press the E SC key to get back to the main Configuration menu.
MX2800 M13 Multiplexer User Manual Acceptance Test Procedu re, Appendix A 61200290L1-1G A-5 Alarm Relay Configuration Although there are numerous alarm co nfiguration options available on th e MX2800, the ability to generate only one Critical and one Noncritical alarm are the only requirements for this pa rt of the acceptance test process.
A-6 61200290L1-1G Appendix A, Acceptance Test Procedur e MX2800 M13 Multiplexe r User Manual 3. At the DSX-1, install a bantam test cord from the Output of the first DS1 channel to the Input of the second; then connect a second bantam test cord from the Output of the second DS1 channel to the Input of the third DS1 channel.
MX2800 M13 Multiplexer User Manual Acceptance Test Procedu re, Appendix A 61200290L1-1G A-7 DS1 to DS3 (Hard) Loopback This test requires minimal test equi pment, tests one DS1 at a time, and can be performed single-handedly . It does not verify DS3 cabling in tegrity (transmit Vs.
A-8 61200290L1-1G Appendix A, Acceptance Test Procedur e MX2800 M13 Multiplexe r User Manual 3. Remove the loopback from the DS3 and ensure th at no other DS 3 signal is entering the MX2800 through the DSX-3 cross- connect bay or connecting equipment, such as DCS.
MX2800 M13 Multiplexer User Manual Acceptance Test Procedu re, Appendix A 61200290L1-1G A-9 Single Power Supply Module / Dual Po wer Feeds When the MX2800 is equip ped with only a single Power Su pply module, there is no protection against a failure of the module itself.
A-10 61200290L1-1G Appendix A, Acceptance Test Procedur e MX2800 M13 Multiplexe r User Manual 13. Confirm that both power supplies an d power feeds are functioning as normal. Front panel LEDs identify problems with the power supplies, but the inputs can be tested only via VOM.
MX2800 M13 Multiplexer User Manual Acceptance Test Procedu re, Appendix A 61200290L1-1G A-11 craft port by selecting Configuration , Network Interface and T iming from the Main Menu , or by ensuring continuity to and pr oper provisioning of the MX2800 and connecting equipment.
A-12 61200290L1-1G Appendix A, Acceptance Test Procedur e MX2800 M13 Multiplexe r User Manual 9. SIGNING-OFF THE MX2800 A TP CHECKLIST Use Ta b l e A - 1 to identify the MX2800 configurat ion, identify tests performed, etc.
61200290L1-1G B-1 A PPENDIX B, P INOUTS Appendix B Pinout s Ta b l e B - 1 , Ta b l e B - 2 , Ta b l e B - 3 , and Ta b l e B - 4 list the pin assignments for the connectors located on the MX2800. For more information on these connectors, refer to Section 2, Installation and Operation .
B-2 61200290L1-1G Appendix B, Pinouts MX2800 M13 Multiplexe r User Manual NOTE The modem port assignment apply only to units equipped with an internal modem (P/N4 200290L1, P/N4 200290L2, P/N420029 0L3, and P/ N4200290L4). T able B-3. Modem Port Pin Assignment Pin Description 1,2,3 Not used 4 tip 5R i n g 6,7,8 Not used T able B-4.
MX2800 M13 Multiplexer User Manual Pinouts, Appendix B 61200290L1-1G B-3 NOTE Ta b l e B - 4 applies to both the In and Out DSX1/E1 amphenol conn ectors.
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61200290L1-1G C-1 A PPENDIX C, S PECIFICATIO NS S UMMARY Appendix C Sp ecifications Summary 1. INTRODUCTION This appendix describes the standard specificatio ns and features incorporated i n the MX2800.
C-2 61200290L1-1G Appendix C, Specifications Summary MX2800 M13 Multiplexer User Manual Clocking Network: receive from DS3 n etwork Local: internally generated External: receive from T1/E1 port or BITS cl ock from wire-wrap pins on b ack of chassis Loopbacks DS3 Network ANSI T1.
MX2800 M13 Multiplexer User Manual Specifi cations Summary, Appendix C 61200290L1-1G C-3 Alarms External alarm contacts for critical, major , and minor alarms Normally Open (NO) and Normally Closed (N.
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61200290L1-1G D-1 A PPENDIX D, A CRONYM S /A BBREVIATIONS Appendix D Acronyms/Abbreviations A ACO ............................. alarm cut of f ACT .............................. active AIS ....................... ......... alarm indication signal ALM .
D-2 61200290L1-1G Appendix D, Acronyms/Abbreviations MX2800 M13 Multiplexer User Manual CV................... .............. coding vio lation D dB ............................ ..... decibel DBU .............................. d ial backup DCD ........
MX2800 M13 Multiplexer User Manual Acronyms/Abbreviations, Appe ndix D 61200290L1-1G D-3 L LAIS .................... ......... loop-side alarm indication signal LAN .............................. local area network LCV .............................. line coding violation LED .
D-4 61200290L1-1G Appendix D, Acronyms/Abbreviations MX2800 M13 Multiplexer User Manual PSTN ................... ......... public switched telephone network PVC ......................... ..... permanent virtual circu it R RD................... .......
MX2800 M13 Multiplexer User Manual Acronyms/Abbreviations, Appe ndix D 61200290L1-1G D-5 X XCV ......................... ..... excessive coding viola tions.
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61200290L1-1G E-1 A PPENDIX E, G LOSSARY Appendix E Glossary 10Base-T Ethernet connector which im plements the IEEE standard on 24-gauge, unshie lded twisted-pair wiring. A AMI Alternate Mark Inversion. A bipolar line-coding format in T1 transmission systems whereby successive on es are alterna tely inverted.
E-2 61200290L1-1G Appendix E, Glossary MX2800 M13 Multiplexer User Manual BPV Bipolar violation. A violation in the alte rnate mark inversion (AMI) line code in which consecutive 1s are represented by pul ses of opposite polarity . BPVs that are not intentional (B8ZS) are counted as errors.
MX2800 M13 Multiplexer User Manual Glossary, Appendi x E 61200290L1-1G E-3 craft port The data communicati ons interface b e tween the MX2800 and the control termi- nal. The control terminal is used to communicate comm ands t o the unit. CSU Channel service unit.
E-4 61200290L1-1G Appendix E, Glossary MX2800 M13 Multiplexer User Manual DSU Data service unit. A device designed to tr ansmit and receive digital data on digital transmission facilities. DTE Data terminal equipment. The end-user te rminal or computer that plugs into the termination point (DCE) of a communica tions circuit.
MX2800 M13 Multiplexer User Manual Glossary, Appendi x E 61200290L1-1G E-5 IP Internet protocol. A protocol which prov ides for transmitting blocks of data between hosts identified by fixed-length addresses.
E-6 61200290L1-1G Appendix E, Glossary MX2800 M13 Multiplexer User Manual NRZ Non return to zero. A mode in which the di gital level is low for a 0 bit and high for a 1 bit, and does not return to zero between successive 1 bits. O out-of-band Signaling that is separated from the ch annel carrying information (voice, data, video, etc.
MX2800 M13 Multiplexer User Manual Glossary, Appendi x E 61200290L1-1G E-7 SNMP Simple network management pro tocol. A control and repo rting scheme widely used to manage devices from various vendors. SNMP operates on top of the Inter- net protocol. SONET Synchronous optical network.
E-8 61200290L1-1G Appendix E, Glossary MX2800 M13 Multiplexer User Manual Y yellow alarm A T3 yellow alarm is an indication sent back toward the source of a failed transmit circuit in a DS3 two-way transmission pa th. The X-bits (X1 and X2) are set to zero.
61200290L1-1G F-1 A PPENDIX F, W A RRANTY Appendix F W arranty 1. W ARRANTY AND CU STOM ER SERVICE ADTRAN will replace or repair this product within th e warranty period if it does not meet its published specifications or fails while in service. W arranty inform ation can be found at w ww .
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61200290L1-1G I-1 I NDEX Index Numerics 24 Hour Alarm History DS2 Stat istics menu 5-9 DS3 Stat istics menu 5-2 A acknowledgment messages All Right 9-3 In Progress 9-3 ACT LED, active cards 2-16 ACT L.
I-2 61200290L1-1G Index MX2800 M13 Multi plexer User Manual Controller Traps 3-22 craft port pin assignments B-1 CSU Loopback 6-4 CSU Loopback w/BERT 6-4 D data link state 4-2 data mode 6-9 Date &.
MX2800 M13 Multi plexer User Manual Index 61200290L1-1G I-3 Line Loopback 6-7 Local IP Address menu 3-17 Location ID menu 3-36 LOF 24 Hour Alarm History (DS3 statistics) 5-2 DS2 State 4-6 State 4-2 lo.
I-4 61200290L1-1G Index MX2800 M13 Multi plexer User Manual Performance Parame ters menu (DS2) 5-11 Performance Parame ters menu (DS3) 5-4 phone numbers primary 3-19 secondary 3-19 pin assignments aux.
MX2800 M13 Multi plexer User Manual Index 61200290L1-1G I-5 SNMP Management Optio ns 3-21 SNMP State 3-21 SNMP State m enu 3-21 SNMP, overview 1-2 specifications, MX2800 C-1 Stand By, Card A/Card B 4-.
I-6 61200290L1-1G Index MX2800 M13 Multi plexer User Manual X XCV T1/E1 State 4-6.
Notes.
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Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il ADTRAN MX2800 M13 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del ADTRAN MX2800 M13 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso ADTRAN MX2800 M13 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul ADTRAN MX2800 M13 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il ADTRAN MX2800 M13, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del ADTRAN MX2800 M13.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il ADTRAN MX2800 M13. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo ADTRAN MX2800 M13 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
