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Using the Asynchronous Terminal Interface

2-4

7110-A2-GB20-00

June 1997

What Affects Screen Displays

What appears on the screens depends on the:

Current configuration – How your DSU/CSU is currently configured.

Effective security access level – An access level that is typically set by the
system administrator for each interface and each user.

Data selection criteria – What you entered in previous screens.

Screen Work Areas

There are two user work areas:

Screen area – This is the area above the dotted line that provides the menu
path, menus, and input fields.

The menu path appears as the first line on the screen. In this manual, the
menu path is presented as a menu selection sequence with the names of the
screens:

Main Menu

→

Configuration

→

Load Configuration From

→

Data Port

Screen function key area – This is the area below the dotted line that lists
function keys specific to the screen, field value choices, and system
messages.

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ

main/config/user/term

Device Name:

Model: 7110

TERMINAL PORT OPTIONS

Data Rate (Kbps):

9.6

Character Length:

8

Parity:

None

Stop Bits:

1

Monitor DTR:

Enable

Login Required:

Enable

Port Access Level:

Level 1

Inactivity Timeout:

Enable

Disconnect Time(minutes):

5

––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

Ctrl-a to access these functions, ESC for previous menu

MainMenu

Exit

Save

Select: 2.4, 4.8, 9.6, 14.4, 19.2, 28.8, 38.4

No Signal

Menu Path

Screen

Function

Keys

Field Value

Choices

System

Messages

Input Fields

«
...
17
18
19
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21
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»

Содержание 7110

Страница 1: ...E CHANGE Please note that the area code for Paradyne Corporation in Largo Florida has changed from 813 to 727 For any Paradyne telephone number that appears in this manual with an 813 area code dial 727 instead ...

Страница 2: ...MODEL 7110 T1 DSU CSU USER S GUIDE Document No 7110 A2 GB20 00 June 1997 ...

Страница 3: ... the right to revise this publication and to make changes from time to time in the contents hereof without obligation of Paradyne Corporation to notify any person of such revision or changes Changes and enhancements to the product and to the information herein will be documented and issued as a new release to this manual Trademarks All products and services mentioned herein are the trademarks serv...

Страница 4: ...s Indicators 1 3 Rear Panel Interface Connections 1 3 SNMP Management Capabilities 1 4 MIB Support 1 4 Supported Link Layer Protocols 1 4 2 Using the Asynchronous Terminal Interface User Interface Access 2 1 Connecting to the Terminal Port 2 1 Initiating an ATI Session 2 2 Screen Format Types 2 3 What Affects Screen Displays 2 4 Screen Work Areas 2 4 Navigating the Screens 2 5 Keyboard Keys 2 5 Sc...

Страница 5: ... the Block or ACAMI Assignment Method 3 6 Using the Individual Channel Assignment Method 3 6 Clearing DS0 Channel Assignments 3 7 Call Setup 3 8 Call Setup Screen 3 8 4 Monitoring the DSU CSU What to Monitor 4 1 Viewing System and Test Status 4 2 Health and Status 4 3 Self Test Results 4 4 Test Status 4 5 Viewing Cross Connect Status 4 6 Viewing Network Performance Statistics 4 7 Summary Informati...

Страница 6: ... Send FT1 Up Down Sequences 5 12 Test Patterns for the DTE 5 13 Lamp Test 5 14 Ending an Active Test 5 14 6 Messages and Troubleshooting Overview 6 1 Alarm Messages 6 1 ASCII Alarms 6 1 ASCII Alarm Messages 6 2 Configuring SNMP Traps 6 3 Dialing Out SNMP Traps 6 3 Device Messages 6 4 Troubleshooting 6 5 7 Security Overview 7 1 Creating a Login 7 2 Deleting a Login 7 3 ATI Access 7 4 Effective Acce...

Страница 7: ...ons Menu A 3 Network Interface Options Menu A 4 Cross Connect Assignments A 7 Data Port Options Menu A 9 User Interface Options Menu A 12 Terminal Port Options A 12 Management Port Options A 14 External Device Options for the Management Port A 16 Telnet Session Options A 18 Alarms Traps Options Menu A 20 SNMP Communication Options Menu A 22 Communication Protocol Options A 22 General SNMP Manageme...

Страница 8: ...MIB Group Objects C 15 DS1 Near End Group Configuration Table Objects C 16 DS1 Near End Group Current Table Objects C 21 DS1 Near End Group Interval Table Objects C 22 DS1 Near End Group Total Table Objects C 23 DS1 Fractional Group C 24 RS 232 Like MIB Group Objects C 24 Number of RS 232 Like Ports Object C 24 General Port Table Objects C 24 Asynchronous Port Table Objects C 26 Synchronous Port T...

Страница 9: ... D 3 E Cables and Pin Assignments Overview E 1 Modular RJ48C to RJ48C T1 Network Interface Cable E 2 Modular RJ48C to CA81A T1 Network Interface Cable E 2 Terminal Port EIA 232 Connector E 3 Management Port EIA 232 Connector E 3 Standard EIA 232 D Crossover Cable E 4 Standard Null Modem Cable E 5 LAN Adapter Converter and Cable E 6 DTE V 35 Connector E 7 F Technical Specifications Glossary Index ...

Страница 10: ... the user interface and navigating the screens Chapter 3 Customizing the DSU CSU Provides procedures for setting up the user interface DSU CSU configuration steps and call setup Chapter 4 Monitoring the DSU CSU Describes monitoring details about the LEDs DSU status and network statistics Chapter 5 Testing Provides details about available tests and test setup Chapter 6 Messages and Troubleshooting ...

Страница 11: ...p compliance details Appendix E Cables and Pin Assignments Contains connector and interface details Appendix F Technical Specifications Contains physical and regulatory specifications network and port interfaces power consumption values etc Glossary Defines acronyms and terms used in this document Index Lists key terms acronyms concepts and sections in alphabetical order Product Related Documents ...

Страница 12: ...driven VT100 compatible interface for configuring and managing the DSU locally or remotely by Telnet session or External Modem Local Management Provides local management via an Async terminal connection through the Terminal port NMS connection through the Management port Remote Management Provides remote management Out of band using an external modem through the Terminal port or Management port Vi...

Страница 13: ...LAN interconnection Network 97 15065 01 DSU CSU DSU CSU Router Router Figure 1 1 Typical Configuration User Interface Types There are three types of user interfaces to the T1 DSU CSU Menu driven async terminal interface screens see Using the Asynchronous Terminal Interface Chapter 2 SNMP NMS Access Refer to the Model 7110 T1 DSU CSU Features section Provides the capability to access the DSU CSU vi...

Страница 14: ...T S 1 0 5 D T R 1 0 8 7110 SNMP DSU CSU MONITOR In Out Figure 1 2 Model 7110 SNMP DSU CSU Front Panel Rear Panel Interface Connections Figure 1 3 shows the physical interfaces of the DSU CSU Information about the installation of the DSU CSU is contained in the Model 7110 DSU CSU Startup Instructions D T E TERMINAL MANAGEMENT NETWORK POWER Network Router LAN Adapter or Modem ASCII SNMP Manager Mode...

Страница 15: ...kward compatible with MIB I RS 232 Like MIB RFC 1659 Defines objects for managing RS 232 type interfaces e g V 35 RS 422 RS 423 etc and supports synchronous data ports and management communication ports on the DSU CSU Enterprise MIB Supports configuration status statistics and tests on the DDS network interface DS1 E1 MIB RFC1406 Defines objects for managing DS1 interfaces and supports the network...

Страница 16: ...face session can be active at a time and another user s session cannot be forced to end To automatically log out a user due to inactivity enable the Inactivity Timeout option see Terminal Port Options Table A 5 The user interface is blank until activated Press Return to activate the user interface Security can limit ATI access several ways To setup security or a login ID refer to Security Chapter ...

Страница 17: ...ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ main Access Level 1 Device Name Node A ...

Страница 18: ...ion Protocol General SNMP Management SNMP NMS Security SNMP Traps Control Phone Call Directory Device Name Administer Logins Reset Device MAIN MENU Status Test Configuration Control 97 15384 Screen Format Types Three types of screen formats are available on the ATI Use the screen format To Menu selection Display a list of available functions for user selection Input Add or change information on a ...

Страница 19: ...n key area This is the area below the dotted line that lists function keys specific to the screen field value choices and system messages ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎ...

Страница 20: ...turn Enter Tabs backwards moves cursor one field to the left Ctrl k Select the next valid value for the field Spacebar Delete character that the cursor is on Delete Del Move cursor up one field within a column on the same screen Up Arrow or Ctrl u Move cursor down one field within a column on the same screen Down Arrow or Ctrl d Move cursor one character to the right if in edit mode Right Arrow or...

Страница 21: ...for the field will appear Continue pressing the spacebar to scroll through other valid values Screen Function Keys All screen function keys located below the dotted line operate the same way upper or lowercase throughout the screens For the screen function Select And press Return to MainMenu M or m Return to the Main Menu screen Exit E or e Terminate the async terminal session New N or n Enter new...

Страница 22: ...ppear on the last line as shown below 2 Select either the function s designated underlined character or press the tab key until you reach the desired function key Example To leave the current screen enter e or E Exit 3 Press Return The function is performed 4 To return to the screen area above the dotted line press Ctrl a again main config user mgmt Device Name Node A Model 7110 MANAGEMENT PORT OP...

Страница 23: ...session Procedure To end a session with the asynchronous terminal interface 1 Press Ctrl a to go to the screen function key area below the dotted line 2 Save changes if required A confirmation message appears if you have made but not saved changes to your configuration 3 Tab to Exit or type e or E and press Return The User Interface Idle screen appears ...

Страница 24: ...ol Device Name Î ÎÎ main control device name Device Name Model 7110 DEVICE NAME Device Name NE815378 Clear System Name lllQJ98 001 Clear System Location Bldg A412 2nd Floor Left cabinet Clear System Contact Joe Smith 800 555 5555 pager 888 555 5555 Clear Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Fields on the Device Name screen are null until you enter values Allowa...

Страница 25: ...ers 2 Position the cursor in the System Name field Enter a name unique in your network to identify the system The maximum length of System Name is 127 characters 3 Position the cursor in the System Location field Enter the physical location of the system The maximum length of System Location is 127 characters 4 Position the cursor in the System Contact field Enter the name and contact information ...

Страница 26: ...Configuration Option Set Current Configuration The DSU CSU s active set of configuration options Default Factory Configuration A read only configuration area containing the factory default configuration options If the factory default settings do not support your network s configuration customize the configuration options for your application Accessing and Displaying Configuration Options To displa...

Страница 27: ... or Save Configuration screen To save configuration options changes Procedure 1 Press Ctrl a to switch to the screen function key area below the dotted line 2 Select Save and press Return NOTE When Exit is selected before Save a Save Configuration screen appears requiring a Yes or No response If you select Then Yes The configuration is saved No The Main Menu appears and changes are not saved ...

Страница 28: ...rk Port Rate Kbps 0 Assign By Block DS0s to Allocate 1 N01 N02 N03 N04 N05 N06 N07 N08 P P Available Available P P P P N09 N10 N11 N12 N13 N14 N15 N16 Available Available Available Available Available Available Available Available N17 N18 N19 N20 N21 N22 N23 N24 Available Available Available Available Available Available Available Available Ctrl a to access these functions ESC for previous menu Ma...

Страница 29: ...its and receives all ones Procedure To assign data ports by the block or ACAMI method 1 Access the Cross Connect Assignments screen by following this menu selection sequence Main Menu Configuration Load Configuration From Cross Connect Assignments 2 Use the Assign By field to specify the assignment method Block or ACAMI 3 After filling in the DS0s to Allocate field specify a port assignment for th...

Страница 30: ...lect Ctrl a and then Save to save your changes Clearing DS0 Channel Assignments You can clear deallocate all the DS0 channels currently allocated to network interface Procedure To clear DS0 channel allocation 1 Access the Cross Connect Assignments screen by following this menu selection sequence Main Menu Configuration Load Configuration From Cross Connect Assignments 2 Select Ctrl a and then ClrA...

Страница 31: ...cess the Call Setup screen follow this menu selection sequence Main Menu Control Phone Call Directory main control phone Device Name Model 7110 PHONE CALL AND DIRECTORY Phone Number 1 Dial Disconnect 1 xxxxxxx Clear 2 xxxxxxx Clear 3 xxxxxxx Clear 4 Clear 5 Clear Alarm Clear Ctrl a to access these functions ESC for previous menu MainMenu Exit Save Select 1 2 3 4 5 A The Phone Number fields allow 4...

Страница 32: ...dial tone P Pulse dialing unless preceded by a B T Tone dialing unless preceded by a B W Wait for dial tone before dialing comma Two second pause do not use in dial string space Readability character ignored during automatic dial out hyphen Readability character ignored during automatic dial out ASCII Characters Refer to Appendix A ...

Страница 33: ... Connect Status screen Network Performance Statistics screen LEDs on the ATI Status screen or the DSU CSU s front panel NMS via SNMP MIB objects Refer to MIB Descriptions Appendix C for the SNMP MIBs supported by the DSU CSU The following table shows the available indicators of alarm conditions on the network interface and the User Data port Table 4 1 Alarm Indicator Locations Alarm Condition Stat...

Страница 34: ...ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ main status system Device Name Node A Model 7110 SYSTEM AND TEST STATUS HEALTH AND STATUS SELF TEST RESULTS TEST STATUS Loss of Signal CPU Fail No Test Active Out of Fr...

Страница 35: ...clear 2 Verify that the line framing format configuration option matches the setting of the network 3 Contact network provider Alarm Indication Signal An Alarm Indication Signal unframed all ones signal is being received by the network interface 1 Check the status of the far end device s 2 Contact network provider Excessive Error Rate An Excessive Error Rate condition has been detected on the netw...

Страница 36: ...f test appear in the middle column of the System and Test Status screen Table 4 3 Self Test Results Messages Message What Message Indicates What To Do CPU Fail The CPU failed internal testing 1 Reset the unit and try again Device Fail One or more of the DSU CSU s integrated circuit chips has failed device level testing 2 Call your service representative for assistance B8ZS LOS Fail The DSU CSU fai...

Страница 37: ...erminal Loopback Active A Data Terminal Loopback test is active for the data port QRSS Test Active Network A QRSS test pattern is being sent over the network interface 1 in 8 Test Active Network A 1 in 8 test pattern is being sent over the network interface Mon QRSS Test Active Network DSU CSU is monitoring a QRSS test pattern over the network interface QRSS Test Active Port A QRSS test pattern is...

Страница 38: ...ignment for one Network interface time slot The top field represents the time slot of the Network Interface The bottom field shows whether or not the time slot is assigned to the data port Î Î ÎÎ ÎÎ main status cross_connect Device Name Model 7110 CROSS CONNECT STATUS N01 N02 N03 N04 N05 N06 N07 N08 P P P P P P N09 N10 N11 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 ESC for previous menu M...

Страница 39: ...ÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ main status performance network Device Name Model 7110 NETWORK PERFORMANCE STATISTICS Current Interval Timer ESF Error Events T...

Страница 40: ...be reset by selecting the ClrStats option or by resetting the device Interval Table Network performance statistics are kept for each 15 minute interval over the past 24 hour period There are six types of statistics recorded Errored Seconds ES The number of errored seconds for the current interval An errored second is any second with one or more ESF error events The maximum is 900 seconds Unavailab...

Страница 41: ... for the register All counts show the number of occurrences since the last reset of the counters When you enter the Network Performance Statistics screen the current interval and seven most recent intervals are displayed To display other intervals Use the PgUp and PgDn selections Intervals display as a series of 7 consecutive periods recent to old Tab to one of the rows in the interval table that ...

Страница 42: ...2 LEDs are organized in three groups System LEDs display the status of the unit Network LEDs provide the status of the network interface Port LEDs display the activity on the user data DTE port To view the LED status screen follow this menu selection sequence Main Menu Status Display LEDs main status leds Device Name Model 7110 DISPLAY LEDS SYSTEM NETWORK PORT OK FAIL TEST SIG OOF ALM EER TXD RXD ...

Страница 43: ...SU is performing a power up self test has detected a system failure or there is no power FAIL ON DSU CSU has detected a system failure or is performing a power up self test Refer to the Troubleshooting section in Chapter 6 TEST ON Test in progress Test can be initiated locally remotely or from the network ...

Страница 44: ...nal condition exists OOF Out of Frame ON An out of frame condition was detected on the network interface Refer to Health and Status Messages Table 4 2 Alarm ON DSU CSU has detected an alarm condition on the received network signal Refer to Troubleshooting in Chapter 6 EER Excessive Error Rate ON The EER threshold has been exceeded on the network interface Refer to Health and Status Messages Table ...

Страница 45: ...a ON Sending all 1 s to the DTE OFF Sending all 0 s to the DTE Blinking User data is being transferred RTS Request to Send ON DTE is activating a control signal to indicate readiness to transmit data CTS Clear to Send ON DSU CSU is activating a control signal to indicate to the DTE that it can start sending data DTR Data Terminal Ready ON DTE is activating a control signal to indicate readiness fo...

Страница 46: ...ÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ma...

Страница 47: ...ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ main test network Device Name Model 7110 NETWORK TESTS Test Command Status Result Local Loopbacks Line Loopback Start Inactive 0 00 00 Payload Loopback Start Inactive 0 00 00 Repeater Loopback Start Inactive Remote Loopbacks Send Line Loopback Up Send Inactive Pattern Tests Send QRSS Start Inactive 0 00 00 Monitor QRSS Stop Active 99 08 48 Errors 99999 Ctrl a to access th...

Страница 48: ...pback on the Network Tests screen 2 Press Enter 3 The Start command is changed to Stop If you want to manually stop the test verify that the cursor is positioned at the Stop command 4 Press Enter The duration of the test is displayed 496 15075 CSU DSU Network Interface ALL 1s LLB DTE Line Loopback cannot be started when any of the following tests are already active Payload Loopback Data Channel Lo...

Страница 49: ... the Start command next to Payload Loopback on the Network Tests screen 2 Press Enter 3 The Start command is changed to Stop If you want to manually stop the test verify that the cursor is positioned at the Stop command 4 Press Enter The duration of the test is displayed 496 15076 CSU DSU Network Interface ALL 1s PLB DTE Payload Loopback cannot be started when any other loopback or Send Pattern te...

Страница 50: ...mmand next to Repeater Loopback on the Network Tests screen 2 Press Enter 3 The Start command is changed to Stop If you want to manually stop the test verify that the cursor is positioned at the Stop command 4 Press Enter The duration of the test is displayed 496 15077 CSU DSU Network Interface RLB DTE ALL 1s Repeater Loopback cannot be started when any of the following tests are already active Da...

Страница 51: ...ection next to Send Line Loopback on the Network Tests screen 2 Press the space bar to select either Up or Down 3 Position the cursor at the Send command next to Up or Down selection 4 Press Enter 5 The Send command is changed to Sending The loopback will stop automatically after 10 seconds You cannot stop the test manually Remote Send Line Loopback cannot be started when any other loopback or a S...

Страница 52: ...y stop the test verify that the cursor is positioned at the Stop command 6 Press Enter The duration of the test is displayed Procedure To run a Monitor QRSS test 1 Position the cursor at the Start command next to Monitor QRSS on the Network Tests screen 2 If desired use Ctrl a to switch to the screen function key area and use the virtual function key r or R ResetMon to clear the error counter to z...

Страница 53: ...ÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ main test data Device Name Model 7110 DATA PORT TESTS Test Command Status Result Local Loopbacks Data Terminal Loopback Start Inactive 0 00 00 Data Channel Loopback Start Inactive 0 00 00 Remote Loopbacks Send V 54 Loopback Up Send I...

Страница 54: ...loopback 1 Position the cursor at the Start command next to Data Terminal Loopback on the Data Port Tests screen 2 Press Enter 3 The Start command is changed to Stop If you want to manually stop the test verify that the cursor is positioned at the Stop command DSU CSU DTE Interface Aggregate T1 Network Port 97 15145 01 DTE Port Local Loopback Data Terminal Loopback cannot be started when any other...

Страница 55: ...oopback 1 Position the cursor at the Start command next to Data Channel Loopback on the Sync Data Port Tests screen 2 Press Enter 3 The Start command is changed to Stop If you want to manually stop the test verify that the cursor is positioned at the Stop command DSU CSU Network Port 97 15403 DTE Port DCLB Data Channel Loopback cannot be started when any of the following tests are active Line Payl...

Страница 56: ...op 2 at the remote DSU CSU Procedure To send an V 54 Up or Down sequence to a remote unit 1 Position the cursor at the Up or Down selection next to Send V 54 Loopback on the Data Port Tests screen 2 Press the space bar to select the desired code Up or Down 3 Position the cursor at the Start command next to Send V 54 Loopback on the Sync Data Port Tests screen 4 Press Enter 5 The Start command is c...

Страница 57: ...Channel Loopback at the remote DSU CSU Procedure To send a FT1 Up or Down sequence to a remote unit 1 Position the cursor at the Up or Down selection next to Send FT1 Loopback on the Data Port Tests screen 2 Press the space bar to select the desired code Up or Down 3 Position the cursor at the Start command next to Send FT1 Loopback on the Data Port Tests screen 4 Press Enter 5 The Start command i...

Страница 58: ... the cursor at the Start command next to the desired Send pattern 4 Press Enter 5 The Start command is changed to Stop If you want to manually stop the test verify that the cursor is positioned at the Stop command Procedure To run a Monitor QRSS Pattern test 1 Position the cursor at the Start command next to Monitor QRSS on the Sync Data Port Tests screen 2 Press Enter 3 The Start command is chang...

Страница 59: ...test as opposed to manually terminating a test after it has been running a specified period of time Refer to System Options Table A 1 Test Timeout does not pertain to tests commanded by the Network such as the network initiated Line and Payload Loopbacks DTE such as the DTE initiated Data Channel Loopback On each test screen is a command column Pressing Return when the cursor is on the Stop comman...

Страница 60: ...oubleshooting Alarm Messages Alarm messages and SNMP traps are unsolicited messages sent out from the DSU CSU automatically when the DSU CSU detects conditions set by the user ASCII Alarms Alarm messages are sent out to an ASCII terminal or printer via the Management port if Port Use is configured for Alarms Refer to Management Port Options Table A 6 Each ASCII Alarm Message to be generated has be...

Страница 61: ...o External Device Options Table A 7 Alarm and Trap Dial Out is enabled Refer to Alarms Traps Options Table A 9 ASCII Alarm Messages Refer to the Entering Device and System Information section of Chapter 3 for device name information Each ASCII alarm message is preceded by the device name and a time stamp The time stamp ddd hh mm represents the cumulative number of days hours and minutes since the ...

Страница 62: ...each SNMP manager specified H Select the type of SNMP traps to be sent from the DSU CSU To configure SNMP Traps follow this menu selection sequence Main Menu Configuration Load Configuration From SNMP Communications SNMP Traps Refer to SNMP Traps Options Table A 13 Dialing Out SNMP Traps Configure the SNMP traps before performing this procedure Procedure 1 Configure the phone directories to use wh...

Страница 63: ...was made No action needed Invalid Password Login is required and an incorrect password was entered access is denied Try again Contact your system administrator to verify your password Invalid Test Already Active The test was already in progress when another selection was made Allow test to continue Select another test Stop the test Invalid Test Combination A loopback or pattern test was in progres...

Страница 64: ...ed from Troubleshooting This DSU CSU is designed to provide you with many years of trouble free service If a problem occurs however refer to Table 6 2 for possible solutions Table 6 2 Troubleshooting 1 of 2 Symptom Possible Cause Solutions Alarm LED is on One of several alarm conditions exists Health and Status displays the alarm condition Refer to Health and Status Messages Table 4 2 for recommen...

Страница 65: ...th the other LEDs then contact your service representative Not receiving data The network or data port cables are not connected check front panel LEDs for more information A test is being executed on the unit check the TEST LED on the front panel Check network and data port cables Run Loopback tests Refer to the Testing Chapter 5 Stop the test or wait for the test to end The data port is not assig...

Страница 66: ...faces the Management port or the FDL Limit the access Port Access Level option of 1 2 or 3 for the Terminal port Session Access Level option of 1 2 or 3 for the Telnet Session Disable the access Telnet Session option Management Port Use option Facility Data Link FDL option Dial In Access option for an External Device Refer to Effective Access Levels Table 7 1 SNMP security is handled through Commu...

Страница 67: ...nd press Return 4 Create the login by entering the following fields Login IDs and passwords are case sensitive For valid entries in the first two fields refer to the ASCII Characters section of Appendix A On the Administer Logins screen for the Enter Login ID 1 to 10 ASCII printable characters Password 1 to 10 ASCII printable characters Access Level Level 1 Level 2 or Level 3 NOTE Assign at least ...

Страница 68: ...line 3 Select PgUp or PgDn and press Return to page through login pages records until you find the one to be deleted 4 Once the correct record is displayed select Delete and press Return 5 To complete the delete action select Save and press Return When the deletion is complete Command Complete appears at the bottom of the screen The number of login pages records reflects one less record and the re...

Страница 69: ... session Set the Port Use option to None or Alarms Refer to Management Port Options Table A 6 Disable the FDL Refer to Network Interface Options Table A 2 Effective Access Level The effective access level for the ATI is the more restrictive of the following two access levels the Port Session access level and the Access level associated with the Login ID For example if a login ID is created with an...

Страница 70: ...ity enabled with the Login Required option set to Enable See Table A 5 You are prompted for a login ID and password If Invalid Password appears re enter the password After three tries with an invalid password contact the system administrator See Table A 5 The Main Menu screen appears if the login ID is not configured yet Select a menu option to begin your session Terminal port and the ATI is alrea...

Страница 71: ...al SNMP Management Refer to General SNMP Management Options Table A 11 to Enable SNMP Management Assign the SNMP community names of the SNMP Managers that are allowed to access the DSU CSU s Management Information Base MIB Specify read or read write access for each SNMP community name Limiting SNMP Access through the IP Addresses The DSU CSU provides an additional level of security through validat...

Страница 72: ...side Refer to Management Port Options Table A 6 However verify that a route to the subnet s is set in the NMS s or local router s routing table This equipment will not automatically receive routing information due to the proprietary protocol The gateway to subnet s is through the DSU CSU connected to The LAN using a LAN adapter or A router terminal server or NMS via PPP or SLIP link layer protocol...

Страница 73: ...strations and examples apply to IP management traffic only The subnet mask shown for these examples is 255 255 255 000 FDL Connection Same Subnet In this example DSU CSU A is connected to The NMS at the central site via a LAN adapter A remote unit DSU CSU B through the FDL NOTE Interconnected DSU CSUs will automatically pass routing information between each other using a proprietary protocol Howev...

Страница 74: ...n the routers The illustration shows each DSU CSU with its own subnet This subnet is independent of the subnet on the LAN which is supported by the local router This enables the router to distinguish the data destined for the DSU CSU from the data for the LAN T1 Network NMS Host 97 15382 135 18 1 2 Management Port 135 18 4 2 Subnet 135 18 1 0 Subnet 135 18 5 0 Management Port 135 18 5 5 Subnet 135...

Страница 75: ...ort IP address and subnet mask Refer to Communication Protocol Options Table A 10 The FDL Assign the IP address and subnet mask Refer to Network Interface Options Table A 2 The SNMP NMS Security Options screen provides options to perform security checking on the IP address of the SNMP management system attempting to communicate to the DSU CSU Refer to SNMP NMS Security Options Table A 12 Choosing ...

Страница 76: ...ct Assignments Table A 3 Cross connections between T1 DS0s and the data port Data Port Data Port Options Table A 4 User data on DTE port User Interface Terminal Port Options Table A 5 Management Port Options Table A 6 External Device Options Table A 7 Telnet Session Options Table A 8 Access to the ATI Alarms Traps Alarms Traps Options Table A 9 ASCII alarms and SNMP traps initiated by the DSU CSU ...

Страница 77: ... of Chapter 3 Configuration Edit Display System Network Cross Connect Data Port User Interface Alarms Traps SNMP Communication User Interface Terminal Port Management Port External Device Telnet Session Save Load SNMP Communication Communication Protocol General SNMP Management SNMP NMS Security SNMP Traps MAIN MENU Status Test Configuration Control 497 15178 01 ...

Страница 78: ...o avoid the requirement to terminate the test manually Enable User initiated loopback and pattern tests end when test duration is reached Disable Tests can be terminated manually from the Network Tests screen Refer to the Running Network Tests section of Chapter 5 NOTE Tests commanded by the DTE or network initiated tests are not affected by this test timeout Test Duration min Possible Settings 1 ...

Страница 79: ...nterfaces Network Master clock source is derived from the T1 network interface Internal Master clock source is the DSU CSU internal clock Port Master clock source is derived from the data port NOTE If the selected primary clock source fails the DSU CSU automatically switches to use its internal clock Line Framing Format Possible Settings ESF D4 Default Setting ESF Specifies the framing format to b...

Страница 80: ... Canada must be configured to select 62411 To comply with USA Part 68 regulations equipment installed in the USA must be configured to select Part 68 This configuration option is only available if the network interface line coding format is set to AMI Line Build Out LBO Possible Settings 0 0 7 5 15 22 5 Default Setting 0 0 Specifies the line build out LBO for the signal transmitted to the network ...

Страница 81: ... from the network or remote DSU CSU Enable Causes the DSU CSU to enter a PLB if the DSU CSU can perform a PLB in its current state and to cause a PLB release command to terminate the PLB Disable Causes the DSU CSU to ignore PLB actuate and PLB release commands the DSU CSU is not in compliance with ANSI T1 403 and AT T TR 54016 NOTES If this configuration option is enabled the DSU CSU recognizes th...

Страница 82: ... channel does not carry data from the port but always transmits and receives all ones Channel Allocates DS0 channels by the individual channel method NOTE Changing this configuration option from one method to another Block ACAMI or Channel deallocates all DS0 channels assigned to the network interface Port Rate Available Settings 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088...

Страница 83: ...ow the top line displays channels DS0 s for the network interface The bottom line displays what whether that DS0 is available unassigned or connected to the synchronous data port If connected to the synchronous data port the value of P x specifies the assignment method used for the connection Value Meaning P A This DS0 channel is allocated to the synchronous data port using the ACAMI method P B Th...

Страница 84: ...TT 114 is phase inverted with respect to the Transmitted Data interchange circuit BA CCITT 103 This configuration option is useful when long cable lengths between the DSU CSU and the DTE are causing data errors Disable Indicates TXC supplied by the DSU CSU on this port is not phase inverted Enable Indicates TXC supplied by the DSU CSU on this port is phase inverted Transmit Clock Source Possible S...

Страница 85: ... ones are sent to the network on the DS0 channels allocated to the synchronous data port Both Monitors both DTR and RTS If either is interrupted all ones are sent to the network Disable Disables the monitoring of interchange circuits from the DTE connected to the synchronous data port DTR Monitors the DTE Ready interchange circuit CD CCITT 108 1 2 When DTR is interrupted all ones are sent to the n...

Страница 86: ...al Loopback DTLB or remote Data Channel Loopback DCLB by the DTE connected to the synchronous data port DTLB is equivalent to a V 54 loop 3 and DCLB is equivalent to a V 54 loop 2 Control of these loopbacks is through the DTE interchange circuits as specified by the V 54 standard Disable Disables control of local DTLBs and remote DCLBs by the DTE connected to this port DTLB Gives control of the lo...

Страница 87: ...s 1 of 3 Data Rate Kbps Possible Settings 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Default Setting 9 6 Data rate in kbps on the Terminal port 2 4 to 38 4 Selects a Terminal port data rate from 2 4 to 38 4 kbps Character Length Possible Settings 7 8 Default Setting 8 Specifies the number of bits needed to represent one character including the parity bit 7 or 8 Sets the bits per character Parity Possible Set...

Страница 88: ...cess level If Login Required is disabled the Terminal port access is level 1 If Login Required is enabled the effective level is the Login ID access level Level 2 This access level overrides a Login ID with an access level 1 If a Login ID has an access level of 1 or 2 the effective access level is 2 If a Login ID has an access level of 3 the effective access level is 3 Level 3 This access level of...

Страница 89: ...ort Use Possible Settings Net Link Alarms None Default Setting Net Link The Management port provides a choice of functions Net Link The Management port is the network communication link and provides connectivity to an IP network to support SNMP managers and Telnet sessions Alarms The Management port is dedicated as an alarm port and sends out ASCII alarm messages None Disables the Management port ...

Страница 90: ...ort data rate from 2 4 to 38 4 kbps 2 4 kbps and 4 8 kbps only appear when Port Type is set to Asynchronous Routing Information Protocol Possible Settings None Proprietary Default Setting None Specifies the routing protocol between devices through the Management port Routing Information Protocol appears when Port Use is set for Net Link None No routing protocol use None when the device connected t...

Страница 91: ...e External Device Table A 7 External Device Options 1 of 3 External Device Commands Possible Settings Disable AT Other Default Setting Disable Specifies the type of external device commands to be sent out the Management port NOTE The Management port DTR lead is monitored to detect loss of the external device connection The external device DSR lead must be connected to the Management port s DTR lea...

Страница 92: ...ng Possible Settings ASCII Text Clear Default Setting blank Determines if a connection is established The DSU CSU searches the Management port receive data stream for the connect indication string and if not received within one minute the connection times out The connection can be initiated by the user or automatically established to dial out ASCII alarms or SNMP traps Connects Indication String o...

Страница 93: ...ing specifies the command used to disconnect an external device The external device must be in command mode so the Escape Sequence is always sent before the Disconnect String Disconnect String option appears when External Device Commands is set to Other ASCII Text Enter a maximum of 20 characters Refer to the ASCII Characters section for valid ASCII characters and control sequences Clear Clears th...

Страница 94: ...ed the session access is level 1 Level 2 This access level overrides a Login ID with an access level 1 If a Login ID has an access level of 3 the effective access level is 3 Level 3 This access level provides the effective access level and overrides the access level of a Login ID NOTE Refer to the ATI Access section of Chapter 7 for access level details Inactivity Timeout Possible Settings Enable ...

Страница 95: ...ive connection is already established via an external DCE If an external device is connected to the Management port with no active connection the message control is based on the next option Alarm Trap Dial Out External Device Commands must be configured for AT or Other in Table A 7 Disable ASCII alarm messages are not generated or sent Alarm Trap Dial Out Possible Settings Enable Disable Default S...

Страница 96: ...ime min and Alternate Dial Out Directory affect the amount of time before a retry and the number of retries Disable No retry of an unsuccessful call Dial Out Delay Time min Possible Settings 1 2 3 4 5 6 7 8 9 10 Default Setting 5 This delay applies to both the number of minutes before a new call is initiated for a different alarm and the number of minutes between call retries Refer to the previous...

Страница 97: ...ar port it can be used for remote access via the FDL management link 000 000 000 000 223 255 255 255 Sets the Management port IP address The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IP address and sets to all zeros FDL Link Subnet Mask Possible Settings 000 000 000 000 255 255 255 255 Clear Default Setti...

Страница 98: ...255 255 Sets the Management port IP address The range for the first byte is 000 to 223 with the exception of 127 The range for the remaining three bytes is 000 to 255 Clear Clears the IP address and sets to all zeros NOTE This IP address is also used if the Alternate Directory Phone Number is attempted and the Alternate Mgmt Port IP Address option is all zeros Management Port Subnet Mask Possible ...

Страница 99: ...t mask used to access the Management port Used with the previous option Alternate Management Port IP Address 000 000 000 000 255 255 255 255 Sets the management port alternate subnet mask The range for each byte is 000 to 255 Clear Clears the alternate subnet mask and sets to all zeros The device creates a default alternate subnet mask based on the class of IP address Class A defaults to 255 000 0...

Страница 100: ...ssible MIB objects Read Write Allows both an SNMP Get and Set to MIB objects Write access allowed to all MIB objects specified as read write in the MIB RFC Community Name 2 Possible Settings ASCII Text Clear Default Setting blank Community Name of external SNMP Managers allowed access to the DSU CSU s MIB This community name must be supplied by an external SNMP manager attempting to access a MIB o...

Страница 101: ...MP messages NMS n IP Address Possible Settings 001 000 000 000 223 255 255 255 Clear Default Setting 001 000 000 000 Enter an IP address for each of the managers set in the previous option n is the number of the manager 1 to 10 Use the next option to establish the security level for each SNMP manager NOTE When an SNMP message is received from an IP address that does not match the IP address entrie...

Страница 102: ...1 2 3 4 5 6 Default Setting 1 Sets the number of SNMP management systems that will receive SNMP traps 1 to 6 Number of trap managers An NMS IP address is required for each manager Trap Manager n IP Address Possible Settings 000 000 000 000 223 255 255 255 Clear Default Setting 000 000 000 000 Specifies the Internet Protocol address used to identify each SNMP trap manager n represents the number of...

Страница 103: ...option is used to determine if SNMP traps are generated for link up and link down for one of the communication interfaces Disable No linkUp or linkDown SNMP traps are generated Up A linkUp trap is generated when the DSU CSU recognizes that one of the communication interfaces is operational Down A linkDown trap is generated when the DSU CSU recognizes a failure in one of the communication interface...

Страница 104: ...Refer to the Entering Device and System Information section in Chapter 3 Device Name field System Name field System Location field System Contact field Call Directories screen Refer to the Call Setup section in Chapter 3 Phone Number field Administer Logins screen Refer to the Creating a Login section in Chapter 7 Login ID field Password field External Device Options Table A 7 Connect Prefix optio...

Страница 105: ...Connects Indication String option Escape Sequence option Disconnect String option Table A 14 ASCII Non Printable Characters Sequence ASCII Hex Sequence ASCII Hex A or a SOH 0x01 Q or q DC1 0x11 B or b STX 0x02 R or r DC2 0x12 C or c ETX 0x03 S or s DC3 0x13 D or d EOT 0x04 T or t DC4 0x14 E or e ENQ 0x05 U or u NAK 0x15 F or f ACK 0x06 V or v SYN 0x17 G or g BEL 0x07 W or w ETB 0x17 H or h BS 0x08...

Страница 106: ...t Enable Disable Test Timeout Enable Disable Test Duration min 1 120 10 Security Violation Alarm Enable Disable Network Interface Configuration Option Settings default in Bold Primary Clock Source Network Internal Port Line Framing Format ESF D4 Line Coding Format B8ZS AMI Bit Stuffing 62411 Part68 Disable Line Build Out LBO 0 0 7 5 15 22 5 FDL Management Link Enable Disable Network Initiated Line...

Страница 107: ...12 576 640 704 768 832 896 960 1024 1088 1152 1216 1280 1344 1408 1472 1536 OR 56 112 168 224 280 336 392 448 504 560 616 672 728 784 840 896 952 1008 1064 1120 1176 1232 1288 1344 Synchronous Data Port Assignments N01 The default is that all DS0s are assigned to the data port N02 the data port N03 N04 N05 N06 N07 N08 N09 N10 N11 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 ...

Страница 108: ...ock Disable Enable Transmit Clock Source Internal External Invert Transmit and Received Data Disable Enable Send All Ones on Data Port Not Ready Both Disable DTR RTS Action on Network Yellow Alarm Halt None Network Init Data Channel Loopback Disable V 54 FT1 Both Port DTE Initiated Loopbacks Disable DTLB DCLB Both Monitor DTR Disable Enable ...

Страница 109: ...hronous Clock Source Internal External Data Rate Kbps 2 4 4 8 9 6 14 4 19 2 28 8 38 4 Routing Management Protocol None Proprietary Character Length 7 8 Parity None Even Odd Stop Bits 1 2 Monitor DTR Enable Disable External Device External Device Commands Disable AT Other Dial In Access Enable Disable Connect Prefix ASCII Text Connects Indication String ASCII Text Escape Sequence ASCII Text Escape ...

Страница 110: ...uration Option Settings default in Bold ASCII Alarm Messages Enable Disable Alarm Trap Dial Out Enable Disable SNMP Trap Disconnect Enable Disable Call Retry Enable Disable Dial Out Delay Time min 1 2 3 4 5 6 7 8 9 10 Alternate Dial Out Directory None 1 2 3 4 5 ...

Страница 111: ...ate Subnet Mask 000 000 000 000 255 255 255 255 General SNMP Management SNMP Management Disable Enable Community Name 1 ASCII Text Public Name 1 Access Read Read Write Community Name 2 ASCII Text Name 2 Access Read Read Write SNMP NMS Security NMS IP Validation Enable Disable Number of Managers 1 2 3 4 5 6 7 8 9 10 NMS n IP Address 001 000 000 000 223 255 255 255 first byte cannot be 127 Access Le...

Страница 112: ...m Group Objects Table C 1 Interfaces Group Objects Supported for the T1 network interface User Data DTE port Terminal port Management port and the FDL as defined in RFC 1573 the Evolution of the Interfaces Group Interfaces Group Objects Table C 2 Extension to Interface Table ifXTable Table C 3 Interface Stack Group Objects Table C 4 IP Group Objects Table C 5 ICMP Internet Control Management Proto...

Страница 113: ... Like MIB RFC 1659 The unit supports RS 232 Like MIB RFC 1659 Number of RS 232 Like Ports Object General Port Table Objects Table C 11 Asynchronous Port Table Objects Table C 12 Not supported for the User Data port Synchronous Port Table Objects Table C 13 Not supported for the Terminal port Input Signal Table Objects Table C 14 Not supported for the Management port or Terminal port Output Signal ...

Страница 114: ...for this managed unit 1 ASCII character string as set by the user sysName system 5 1 3 6 1 2 1 1 5 read write Provides an administratively assigned name for this managed unit 1 ASCII character string as set by the user sysLocation system 6 1 3 6 1 2 1 1 6 read write Provides the physical location for this managed unit 1 ASCII character string as set by the user sysServices system 7 1 3 6 1 2 1 1 7...

Страница 115: ...s for this unit in the ifTable 5 ifIndex ifEntry 1 1 3 6 1 2 1 2 2 1 1 read only Provides the index to the interface table ifTable and to other tables as well When an unsupported index is entered e g 3 and 5 noSuchName is returned Indexes and values 1 Management port 2 Terminal port 4 Network T1 interface 6 User Data DTE port 1 8 Facility Data Link FDL ifDescr ifEntry 2 1 3 6 1 2 1 2 2 1 2 read on...

Страница 116: ...FDL rs232 33 Used for the Management port when not configured as Net Link and for the Terminal port v35 45 Used for the User Data port ifMtu ifEntry 4 1 3 6 1 2 1 2 2 1 4 read only Identifies the largest datagram that can be sent or received on an interface Management port or FDL Number of octets ifSpeed ifEntry 5 1 3 6 1 2 1 2 2 1 5 read only Provides the current bandwidth for the interface in bi...

Страница 117: ...fAdminStatus ifEntry 7 1 3 6 1 2 1 2 2 1 7 read write Provides interface status Supported as read only up 1 The interface is enabled down 2 The interface is disabled Management port always up 1 Terminal port always up 1 T1 Network always up 1 User data DTE port always up 1 Facility Data Link Up 1 when FDL enabled down 2 when FDL disabled ...

Страница 118: ...S and DSR are ON down 2 Port is unassigned or either CTS or DSR are OFF testing 3 Test active Network T1 Interface up 1 No alarms down 2 Alarms testing 3 Test active Facility Data Link FDL When enabled up and down are based on the current state of the physical and link layer protocols up 1 Operational and no active test on the network T1 interface down 2 Not operational or disabled testing 3 Test ...

Страница 119: ...f configured for Net Link When the Management port is not configured as a Net Link these statistics will not ifInDiscards ifEntry 13 1 3 6 1 2 1 2 2 1 13 read only Link these statistics will not be collected and an error status will be sent if access is attempted ifInErrors ifEntry 14 1 3 6 1 2 1 2 2 1 14 read only ifInUnknownProtos ifEntry 15 1 3 6 1 2 1 2 2 1 15 read only ifOutOctets ifEntry 16 ...

Страница 120: ...prise specific traps should be generated Only supports T1 network and User data port SNMP Traps must be enabled for the unit See SNMP Traps Option Table A 13 ifHighSpeed ifXEntry 15 1 3 6 1 2 1 31 1 1 1 15 read only Reflects the ifSpeed setting for the interface Supported as a read only variable This object is supported for the Network T1 Management Port and User Data Port only 0 ifSpeed from 0 to...

Страница 121: ...s object for the network T1 interface is set to the ifIndex of the FDL All other ifStackHigherLayer objects will have a value of zero ifStackLowerLayer ifStackEntry2 1 3 6 1 2 1 31 1 2 1 2 read only Provides the index that corresponds to the lower sublevel specified by ifStackHigherLayer When the FDL in band management channel is enabled this object for the FDL is set to the ifIndex of the network...

Страница 122: ...f datagram received by but not addressed to the unit Supports only the following value forwarding 1 The unit is acting as a gateway ipAddrTable ip20 1 3 6 1 2 1 4 20 read only The address table Supported ipAdEntAddr ipAddrEntry 1 1 3 6 1 2 1 4 20 1 1 read only An IP address supported by the unit which serves as an index to the address table Indexes for tables must be unique Therefore only one ifIn...

Страница 123: ...d ipRouteDest Serves as an index to the routing table Only one route per destination can appear in the table To ensure that no duplicate destinations appear in the routing table the ipRouteDest object will be treated as described in the IP Forwarding Table MIB RFC 1354 ipRouteIfIndex If this object has a greater value than the ifNumber then it refers to a proprietary interface not currently implem...

Страница 124: ...in the Set PDU used to add a route ipRouteProto Set to netmgmt 3 by the software ipRouteAge Reflects the value of the time to live for the route in seconds Defaults to 999 permanent route ipRouteInfo Unused set to 0 0 ICMP Group The ICMP Internet Control Management Protocol Group objects are fully supported TCP Group The TCP Group objects are fully supported with the exception of tcpConnState obje...

Страница 125: ...RS 232 like MIB RFC 1659 ds1 transmission 18 1 3 6 1 2 1 10 18 Supported on the network T1 interface Defined by the DS1 E1 MIB ipRouteNextHop Defaults to 0 0 0 0 Do not specify the following read only objects in the Set PDU used to add a route ipRouteProto Set to netmgmt 3 by the software May have the following values other 1 Temporary route added by IP local 2 Route added or changed due to User c...

Страница 126: ...8 snmpInTraps snmp 19 snmpOutGetRequests snmp 25 snmpOutGetNexts snmp 26 snmpOutSetRequests snmp 27 DS1 E1 MIB Group Objects Supported for the network T1 interface The DS1 Near End and DS1 Fractional Groups are fully supported The DS1 Near Group consists of four tables DS1 Configuration Table C 7 DS1 Current Table C 8 DS1 Interval Table C 9 DS1 Total Table C 10 All four tables are supported for th...

Страница 127: ... 1 10 18 6 1 4 read only Contains the number of previous intervals for which valid data was collected Applies to the T1 network interface only Supports the following values 0 to 96 The value is 96 unless the interface was brought online within the last 24 hours in which case the value will be the number of complete 15 minute intervals since the interface has been online dsx1LineType dsx1ConfigEntr...

Страница 128: ...ace is sending a Remote Loopback UP code for 10 seconds dsx1SendResetCode 2 specifies that the network interface is sending a Remote Loopback DOWN code for 10 seconds dsx1SendQRS 5 specifies that the network interface is sending a QRSS test pattern The pattern is sent until the test is halted i e setting to dsx1SendNoCode dsx1SendOtherTestPatte rn 8 specifies that the network interface is sending ...

Страница 129: ...ies the loopback state of the network interface Applies to the T1 network interface only Supports the following values dsx1NoLoop 1 The T1 interface is not in a loopback state dsx1PayloadLoop 2 Specifies that a Payload Loopback PLB is active for the network interface dsx1LineLoop 3 Specifies that a Line Loopback LLB is active for the network interface dsx1OtherLoop 4 Specifies that an unspecified ...

Страница 130: ...received dsx1LossOfFrame 32 An Out Of Frame condition has persisted for more than 2 5 seconds i e Red Alarm dsx1LossOfSignal 64 A Loss of Signal condition has persisted for more than 2 5 seconds i e Red Alarm dsx1LoopbackState 12 8 The near end of the network interface is in a loopback state dsx1Other Failure 4096 An Excessive Error Rate EER has been detected on the network interface dsx1SignalMod...

Страница 131: ... transmit clock localTiming 2 The DSU CSU s internal clock is used being as the transmit clock ThroughTiming 3 The recovered receive clock from another interface e g network or synchronous data port is being used as the transmit clock dsx1Fdl dsx1ConfigEntry 13 1 3 6 1 2 1 1 10 18 6 1 13 read write This object specifies how Facility Data Link is being used More than one value may be active at a ti...

Страница 132: ... 1 1 3 6 1 2 1 1 10 18 7 1 1 read only The index that identifies the network interface Supports the following values 1 to 7FFFFFFF dsx1CurrentESs dsx1CurrentEntry 2 1 3 6 1 2 1 1 10 18 7 1 2 read only Errored Seconds for the current interval An integer number dsx1CurrentSESs dsx1CurrentEntry 3 1 3 6 1 2 1 1 10 18 7 1 3 read only Severely Errored Seconds for the current interval dsx1CurrentUASs dsx...

Страница 133: ...llowing values 1 to 7FFFFFFF dsx1IntervalNumber dsx1IntervalEntry 2 1 3 6 1 2 1 1 10 18 8 1 2 read only Interval number A number between 1 and 96 where 1 is the most recently completed 15 minute interval and 96 is the least recently completed 15 minute interval assuming that all 96 intervals are valid dsx1IntervalESs dsx1IntervalEntry 3 1 3 6 1 2 1 1 10 18 8 1 3 read only Errored Seconds for the i...

Страница 134: ...0 18 9 1 1 read only The index that identifies the network interface Supports the following values 1 to 7FFFFFFF dsx1TotalESs dsx1TotalEntry 2 1 3 6 1 2 1 1 10 18 9 1 2 read only Errored Seconds for the previous 24 hour interval An integer number dsx1TotalSESs dsx1TotalEntry 3 1 3 6 1 2 1 1 10 18 9 1 3 read only Severely Errored Seconds for the previous 24 hour interval dsx1TotalUASs dsx1TotalEntr...

Страница 135: ...ification for objects contained in this table as it applies to the unit is provided below Table C 11 General Port Table Objects 1 of 2 Object OID Access Description Setting Contents rs232PortType rs232PortEntry 2 1 3 6 1 2 1 10 33 2 1 2 read only Identifies the port hardware type Supports only the following values rs232 2 Identifies the Management port and Terminal port v35 5 Identifies the synchr...

Страница 136: ...38 400 rs232PortOutSpeed rs232PortEntry 6 1 3 6 1 2 1 10 33 2 1 6 read write Contains the port s output speed in bits per second The rs232PortOutSpeed object has the same values as the rs232PortInSpeed object Supports the following speeds for the Management port 24001 4800 1 9600 14 400 19 200 28 800 38 400 Terminal port 2400 4800 9600 14 400 19 200 28 800 38 400 1 This speed is only valid when th...

Страница 137: ...es the number of bits in a character Supports only the following values 7 7 bit characters 8 8 bit characters rs232AsyncPortStopBits rs232AsyncPortEntry 3 1 3 6 1 2 1 10 33 3 1 3 read write Specifies the number of stop bits supported Supports only the following values one 1 One stop bit two 2 Two stop bits rs232AsyncPortParity rs232AsyncPortEntry 4 1 3 6 1 2 1 10 33 3 1 4 read write Specifies the ...

Страница 138: ... only the following value dce 2 The port acts as a DCE rs232SyncPortEncoding rs232SyncPortEntry 9 1 3 6 1 2 1 10 33 4 1 9 read write Specifies the bit encoding technique that this port uses Supports only the following value nrz 1 The port uses non return to zero encoding nrzi 2 The port uses non return to zero inverted encoding This corresponds to the inverted transmit and receive data relationshi...

Страница 139: ... can be detected by the unit for the synchronous user data port Clarification for objects contained in this table as it applies to the unit is provided below Table C 14 Input Signal Table Objects Object OID Access Description Setting Contents rs232InSigName rs232InSigEntry 2 1 3 6 1 2 1 10 33 5 1 2 read only Contains the identification of a hardware input signal Supports only the following values ...

Страница 140: ...2 1 10 33 6 1 2 read only Contains the identification of a hardware output signal Supports only the following values cts 2 Clear To Send dsr 3 Data Set Ready rs232OutSigState rs232OutSigEntry 3 1 3 6 1 2 1 10 33 6 1 3 read only Contains the current signal state Supports only the following values on 2 The signal is asserted off 3 The signal is deasserted rs232OutSigChanges rs232OutSigEntry 4 1 3 6 ...

Страница 141: ...Contents ifExtnsTestType ifExtnsTestEntry 4 1 3 6 1 3 6 2 1 4 read write A control variable used to start and stop user initiated tests on the interface The following tests may be controlled Monitor QRSS test pattern on the network T1 interface Send QRSS 511 test pattern on the User Data Port Send V 54 FT1 up down code to the remote unit for the User Data Port Monitor QRSS 511 test pattern on the ...

Страница 142: ...ownTests 2 Starts a Data Terminal Loopback DTLB on the interface testMon 511 wellKnownTests 4 Starts a Monitor 511 test on the interface testSendQRSS wellKnownTests 5 Starts a Send QRSS test on the interface testSend511 wellKnownTests 6 Starts a Send 511 test on the interface testSendV54Up wellKnownTests 7 Sends a V 54 up code to the remote unit testSendV54Down wellKnownTests 8 Sends a V 54 down c...

Страница 143: ...ifExtnsTestCode ifExtnsTestEntry 6 1 3 6 1 3 6 2 1 6 read only Contains a code providing more specific information about the test result Supports the following values none wellKnownCodes 1 No further information is available Used for send pattern code and loopback tests inSyncNoBitErrors wellKnownCodes 2 A monitor pattern QRSS or 511 test has synchronized on the pattern and has not detected any bi...

Страница 144: ...1 1795 2 24 2 7 1 1 A get of this object will always return noOp noOp 1 1 3 6 1 4 1 1795 2 24 2 7 1 1 read write Copy from active area to customer 1 area active to customer1 2 Copy from active area to customer 2 area active to customer2 3 Copy from customer 1 area to active area customer1 to active 4 Copy from customer 1 area to customer 2 area customer1 to customer2 5 Copy from customer 2 area to...

Страница 145: ...enterprise specific traps authenticationFailure warmStart linkUp linkDown Trap authentificationFailure SNMP Trap Description Possible Cause authenticationFailure Failed attempts to access the unit There are no variable bindings SNMP message not properly authenticated Three unsuccessful attempts were made to enter a correct login password combination IP address security is enabled and a message was...

Страница 146: ...presented by the entry in the MIB II Interfaces Table T1 network Supported by the media specific Enterprise MIB ifIndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 dsx1LineStatus RFC 1406 linkDown One or more alarm conditions are active on the interface Alarm conditions include Loss of Signal Out of Frame Alarm Indication Signal Excessive Error Rate Yellow Alarm linkUp No...

Страница 147: ...ware components enterpriseDeviceFail 3 An internal device failure Operating software has detected an internal device failure enterpriseTestStart 5 A test is running At least one test has been started on an interface enterpriseConfigChange 6 The configuration changed via the user interface or an SNMP manager The trap is sent after 60 seconds have elapsed without another change This suppresses the s...

Страница 148: ... on the interface ifIndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 dsx1LoopbackConfig RFC 1406 enterpriseTest Start Any one of the following tests is active on the interface Line Loopback Payload Loopback enterpriseTest Stop No longer has any tests running on the interface ifIndex RFC 1573 ifAdminStatus RFC 1573 ifOperStatus RFC 1573 ifType RFC 1573 ifTestType RFC 1573...

Страница 149: ...in assignments Modular RJ48C to RJ48C T1 Network Interface Cable Modular RJ48C to CA81A T1 Network Interface Cable Terminal Port EIA 232 Connector Management Port EIA 232 Connector Standard EIA 232 D Crossover Cable Standard Null Modem Crossover Cable LAN Adapter Converter and Cable DTE V 35 Connector ...

Страница 150: ...8C PLUG UNKEYED 1 2 3 4 5 6 7 8 RJ48C PLUG UNKEYED BLUE WHITE ORANGE WHITE BLUE WHITE ORANGE WHITE Modular RJ48C to CA81A T1 Network Interface Cable Network access in Canada is via a 20 foot modular cable with a CA81A plug connector on one end and an RJ48C plug connector on the other end 493 14342 11 3 9 1 RECEIVE RING RECEIVE TIP TRANSMIT RING TRANSMIT TIP DA15P PLUG 1 2 3 4 5 6 7 RJ48C PLUG UNKE...

Страница 151: ... DSU CSU Out 8 Data Terminal Ready DTR To DSU CSU In 20 Management Port EIA 232 Connector The following table shows the signals and pin assignments for the Management port connector Signal Direction Pin Transmit Data TXD To DSU CSU In 2 Received Data RXD From DSU CSU Out 3 Request to Send RTS To DSU CSU In 4 Clear to Send CTS From DSU CSU Out 5 Data Set Ready DSR From DSU CSU Out 6 Signal Ground S...

Страница 152: ...ble is used for synchronous connections Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug Chassis Ground TXD RXD RTS DSR Signal Ground CD RLSD RXC DTR XTXC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Pin 97 15180 01 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 P1 Chassis Ground TXD RXD RTS DSR Signal Ground CD RLSD RXC DTR XTXC Pin P2 P1 Plug ...

Страница 153: ... This type of cable is used for asynchronous connections Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug Chassis Ground TXD RXD RTS CTS DTR Signal Ground CD RLSD DSR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Pin 97 15482 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 P1 Chassis Ground TXD RXD RTS CTS DTR Signal Ground CD RLSD DSR Pin P2 P1 P...

Страница 154: ...r cable and Custom 8 conductor cable with modular plugs on both ends between the converter and the LAN Adapter Unused DTR Tx Data Signal Ground Rx Data CTS Frame Ground Unused Plug to Modular Jack Plug to LAN Adapter 496 15179 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Tx Clock Rx Data Signal Ground Tx Data DTR CD RTS Rx Clock Management Port DB25 Plug 8 Position Modular Jack 15 3 7 2 20 8 4 17 1 2 3 4 5 6 7...

Страница 155: ...U CSU Out E Received Line Signal Detector RLSD or LSD 109 From DSU CSU Out F Data Terminal Ready DTR 108 1 2 To DSU CSU In H Remote Loopback RL 140 To DSU CSU In N Local Loopback LL 141 To DSU CSU In L Transmitted Data TXD 103 To DSU CSU In P A S B Received Data RXD 104 From DSU CSU Out R A T B Transmitter Signal Element Timing DTE Source XTXC or TT 113 To DSU CSU In U A W B Receiver Signal Elemen...

Страница 156: ...ating Temperature Storage Temperature Relative Humidity Shock and Vibration 32 F to 122 F 0 C to 50 C 4 F to 158 F 20 C to 70 C 5 95 noncondensing Withstands normal shipping and handling Loopbacks Standard Additional AT T TR 54016 AT T TR 62411 ANSI T1 403 1989 LLB Line Loopback PLB Payload Loopback RLB Repeater Loopback DTLB Data Terminal Loopback DCLB Data Channel Loopback V 54 Loop 2 and Loop 3...

Страница 157: ...face USA Physical Interface Canada Framing Format Coding Format Line Build Out LBO ANSI PRM Bit Stuffing RJ48C CA81A using adapter cable optional Feature 3100 F1 501 D4 ESF AMI B8ZS 0 0 dB 7 5 dB 15 dB 22 5 dB Selectable FCC Part 68 AT T TR 62411 NMS Compatibility SNMP Network Manager Physical Dimensions Height Width Depth Weight 2 0 inches 4 9 cm 8 7 inches 22 1 cm 8 7 inches 22 1 cm 1 lb 6 oz 62...

Страница 158: ...roup of commands issued from an asynchronous DTE that allows control of the modem while in Command mode All commands must begin with the characters AT and end with a carriage return Asynchronous terminal interface This feature allows a device to be controlled from an async asynchronous terminal like an ASCII VT100 compatible terminal An operational mode in which the DSU forces automatic setting of...

Страница 159: ...terface for all DS0 channels allocated to the selected port back to the network A preset value that is assumed to be correct unless changed by the user A signal composed of discrete elements zeros and ones instead of a great multitude of analog elements Defines objects for managing the network and DTE Drop Insert interfaces on the DSU CSU Data Set Ready An EIA lead standard for V 24 circuit CT 107...

Страница 160: ...dards Organization ISO Internet Control Management Protocol Internet protocol that allows for the generation of error messages tests packets and information messages related to IP A shared boundary between functional units Internet Protocol The TCP IP standard protocol that defines the unit of information passed across an Internet and provides the basis for packet delivery service IP includes the ...

Страница 161: ...network reported condition A specific item within the Management Information Base MIB Out Of Frame An error condition in which frame synchronization bits are in error A network reported condition Out of Service A digital network trouble signal A data network circuit with one control and one tributary device Point to Point Protocol A link layer protocol used by SNMP The rules that govern how device...

Страница 162: ...k address for multiple physical networks An integer used with the IP address of the host to determine which bits in the host address are used in the subnet address Data transmission that is synchronized by timing signals Characters are sent at a fixed rate Transmission Control Protocol Internet Protocol Refer to IP Time Division Multiplexer A device that enables the simultaneous transmission of mu...

Страница 163: ...rea Network A network that operates over long distances and spans a relatively large geographic area e g a country An outgoing signal transmitted when a DS1 terminal has determined that it has lost the incoming signal A test pattern consisting of a one 1 followed by seven zeros on the network only A pseudo random bit sequence that is 511 bits long on the data ports only V 24 V 35 V 54 WAN Yellow A...

Страница 164: ...2 community names 7 6 configuration example 1 2 option tables A 1 option worksheets B 1 configuration changes saving 3 4 Configuration menu 3 3 connectors 1 3 rear panel E 1 create login ID 7 2 cross connect assignments 3 5 Cross Connect Status 4 6 crossover EIA 232 cable E 4 CTS clear to send LED 4 13 customer configuration areas 3 3 D data channel loopback DCLB 5 10 A 11 data port loopbacks DTE ...

Страница 165: ...ctors See Start Up Instructions interface connections 1 3 invert transmit clock A 9 IP Internet Protocol addressing configuration option A 22 IP addresses 7 6 8 1 IP interfaces 7 1 8 2 K keyboard functions 2 5 L LADS connection distances See Start Up Instructions lamp test 5 14 LAN adapter and cable E 6 LEDs 1 3 4 10 Line Build Out A 5 line coding format A 4 line framing format A 4 link layer prot...

Страница 166: ... message 4 3 primary clock source A 4 protocols link layer 1 4 Q QRSS Test GL 4 R rear panel 1 3 remote line loopback 5 6 remote send line loopback 5 6 repeater loopback RLB 5 5 RFCs MIB descriptions C 1 C 3 RIP routing information protocol option A 15 RJ48C network interface cable E 2 router management data 8 3 routing information protocol See RIP RS 232 Like MIB C 2 RTS request to send LED 4 13 ...

Страница 167: ... 1 transmit clock inversion A 9 transmit clock source A 9 traps options A 20 SNMP 6 3 D 1 troubleshooting 6 5 performance statistics 4 7 TXD transmitted data LED 4 13 U user interface 1 2 async terminal 2 1 how to access 2 1 V V 35 connector E 7 V 54 Loop 2 See data channel loopback DCLB V 54 Loop 3 See data terminal loopback DTLB VT100 compatible terminal See async terminal W weight F 2 worksheet...

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