Manuale d’uso / di manutenzione del prodotto 7612 SNMP DSU del fabbricante Paradyne
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MODEL 7612 SNMP DSU WITH INTERNAL ETHERNET LAN ADAPTER USER’S GUIDE Document No. 7612-A2-GB20-10 November 1997.
Printed on recycled paper A 7612-A2-GB20-10 November 1997 Copyright 1997 Paradyne Corporation. All rights reserved. Printed in U.S.A. Notice This publication is protected by federal copyright law .
i 7612-A2-GB20-10 November 1997 Contents About This Guide Document Purpose and Intended Audience vii . . . . . . . . . . . . . . . . . . . . . . . . . Document Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents ii 7612-A2-GB20-10 November 1997 3 Configuring the DSU Entering Device and System Information 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . Device Name 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents iii 7612-A2-GB20-10 November 1997 Network Interface Status 6-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Network Performance Statistics 6-1 1 . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents iv 7612-A2-GB20-10 November 1997 B W orksheets Overview B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Configuration Worksheets B-1 . . . . . . . . . . . . . . . . . . .
Contents v 7612-A2-GB20-10 November 1997 D Standards Compliance for SNMP T raps Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T rap: warmStart D-1 . . . . . . . . . . .
vii 7612-A2-GB20-10 November 1997 About This Guide Document Purpose and Intended Audience This guide contains information needed to set up, configure, and operate the Model 7612 DSU and is intended for installers and operators. Document Summary Section Description Chapter 1 About the DSU.
About This Guide viii 7612-A2-GB20-10 November 1997 Section Description Appendix A Configuration Option T ables. Contains all configuration options, default settings, and possible settings. Appendix B Worksheets. Contains all the configuration options, default settings, and possible settings to use for planning.
1-1 7612-A2-GB20-10 November 1997 About the DSU 1 Model 7612 SNMP DSU Featur es 497-15279 NMS SNM P DSU w ith L A N Adapt er SNM P DSU R out er Di g it al Da ta Ne tw ork R out er 10BaseT C onnect i o.
About the DSU 1-2 7612-A2-GB20-10 November 1997 Remote Management. Provides remote management: — Using an external modem through the T erminal port — Using SNMP or T elnet through the 10BaseT port or the IMC DDS Operation. Operates at 56 kbps and 64 kbps CC (clear channel).
About the DSU 1-3 7612-A2-GB20-10 November 1997 T ypical SNMP DSU Configurations The following illustration shows a typical LAN/W AN interconnection application for the DSU. The routers connected to the DSU at each location provide the LAN interconnection.
About the DSU 1-4 7612-A2-GB20-10 November 1997 SNMP Management Capabilities The DSU supports SNMP V ersion 1, and can be managed by any industry-standard SNMP manager and accessed using SNMP by external SNMP managers.
2-1 7612-A2-GB20-10 November 1997 Using the ASCII T erminal Interface 2 Accessing the A TI Y ou can communicate with the ASCII T erminal Interface (A TI) using one of the following methods: Direct connection through the T erminal port. Dialing in through an external modem to the T erminal port.
Using the ASCII T erminal Interface 2-2 7612-A2-GB20-10 November 1997 Main Menu Entry to all of the DSU’s tasks begins at the Main Menu screen, which has four menus or branches. Select . . . T o . . . Status View diagnostic tests, network status of interfaces, statistics, LEDs, and DSU identity information.
Using the ASCII T erminal Interface 2-3 7612-A2-GB20-10 November 1997 Scr een Format T ypes Three types of screen formats are available on the A TI. Use the screen format . . . T o . . . Menu selection Display a list of available functions for user selection.
Using the ASCII T erminal Interface 2-4 7612-A2-GB20-10 November 1997 Screen W ork Areas There are two user work areas: Screen area – Provides the menu path, access level, menus, and input fields above the dotted line. The menu path appears as the first line on the screen.
Using the ASCII T erminal Interface 2-5 7612-A2-GB20-10 November 1997 Navigating the Scr eens Y ou can navigate the screens by: H Using keyboard keys H Using screen function keys H Switching between the two screen work areas Keyboard Keys Use the following keyboard keys to navigate within the screen.
Using the ASCII T erminal Interface 2-6 7612-A2-GB20-10 November 1997 The current setting or value appears to the right of the field name. The valid choices for the field are displayed in the screen function area. Y ou can enter information into a selected field by typing in the first character or characters of a field value or command.
Using the ASCII T erminal Interface 2-7 7612-A2-GB20-10 November 1997 Switching to the Screen Function Key Ar ea Selecting Ctrl-a allows you to switch between the two screen work areas to perform all screen functions. Procedur e T o access the screen function area below the dotted line: 1.
Using the ASCII T erminal Interface 2-8 7612-A2-GB20-10 November 1997 Ending an A TI Session Use the E xit function key from any screen to terminate the session. Procedur e T o end an A TI session: 1. Press Ctrl-a to go to the screen function key area below the dotted line.
3-1 7612-A2-GB20-10 November 1997 Configuring the DSU 3 Entering Device and System Information Use the Device Name screen to input DSU device and SNMP system entries.
Configuring the DSU 3-2 7612-A2-GB20-10 November 1997 Device Name The Device Name entry appears on all A TI screens. The input on this screen is displayed on the Identity screen. Refer to Identity Information on page 3-3. System Fields The three System entry fields are alphanumeric and provide 127 characters for each field.
Configuring the DSU 3-3 7612-A2-GB20-10 November 1997 Identity Information The Identity screen provides identification information about the DSU. T o access the Identity screen, follow this menu selec.
Configuring the DSU 3-4 7612-A2-GB20-10 November 1997 Configuring the DSU Configuration option settings determine how the DSU operates. Use the DSU’s Configuration branch to display or change configuration option settings. Configuration Option Areas The DSU is shipped with factory settings in all configuration option areas.
Configuring the DSU 3-5 7612-A2-GB20-10 November 1997 Accessing and Displaying Configuration Options T o display the configuration options, you must first copy one configuration option set into the edit area. " Procedur e T o load a configuration option set into the configuration edit area: 1.
Configuring the DSU 3-6 7612-A2-GB20-10 November 1997 Saving Configuration Options When changes are made to the configuration options, the changes must be saved to take effect. The S ave key and Save Configuration T o screen appear when the user has an effective access level of 1.
4-1 7612-A2-GB20-10 November 1997 Security 4 Overview The DSU provides several ways to control access to the A TI through option settings. Y ou can: Enable the Login Required option to require a L.
Security 4-2 7612-A2-GB20-10 November 1997 Creating a Login Logins apply to T erminal port access and T elnet access to the A TI. Six login ID/password combinations are available.
Security 4-3 7612-A2-GB20-10 November 1997 Deleting a Login " Procedur e T o delete a login record: 1. Follow this menu selection sequence: Main Menu → Control → Administer Logins 2. Press Ctrl-a to switch to the screen function key area below the dotted line.
Security 4-4 7612-A2-GB20-10 November 1997 Effective Access Level The A TI effective access level is the more restrictive of: Port/Session access level, or The Access level associated with the Login ID.
Security 4-5 7612-A2-GB20-10 November 1997 When user access to the A TI is attempted through the T erminal port or a T elnet session, the A TI response is based on the Login Required option and the availability of the A TI. T able 4-2. A TI Access Conditions I f access to the A TI is through .
Security 4-6 7612-A2-GB20-10 November 1997 Contr olling SNMP Access There are three methods for limiting SNMP access. Disable the SNMP management option. Refer to T able A-7, General SNMP Management Options . Assign SNMP community names and access types.
5-1 7612-A2-GB20-10 November 1997 IP Addr essing 5 Selecting an IP Addr essing Scheme Y ou can select from many IP (Internet Protocol) addressing schemes to provide SNMP NMS connectivity . Review the following information in preparation for selecting an IP addressing scheme.
IP Addressing 5-2 7612-A2-GB20-10 November 1997 IP Addr essing Scheme Examples Management of IP addressing is based upon individual IP addresses assigned to each interface. The IP interfaces for the unit are the: Ethernet port: See T able A-4, Ethernet Port Options .
IP Addressing 5-3 7612-A2-GB20-10 November 1997 Using Routers to Route DSU Management Data In this example, the DSUs: Receive their management data through the 10BaseT port connection to a hub. Do not route the data between themselves. (The IMC is disabled.
IP Addressing 5-4 7612-A2-GB20-10 November 1997 Assigning IP Addr esses and Subnet Masks Once you select an IP scheme, assign address(es) to the DSU. If using the . . . Then assign the . . . 10BaseT port as a management interface 10BaseT port IP address and subnet mask.
6-1 7612-A2-GB20-10 November 1997 Monitoring the DSU 6 What to Monitor This chapter presents information on how to access and monitor DSU status and performance statistics on the DDS network.
Monitoring the DSU 6-2 7612-A2-GB20-10 November 1997 DSU LEDs The DSU’s 12 LEDs are organized in three groups: System LEDs display the status of the unit Network LEDs provide the status of t.
Monitoring the DSU 6-3 7612-A2-GB20-10 November 1997 System LEDs 496-1506 2 CTS (106) OK ALARM TEST DM OOS OOF NS TXD (103) RXD (104) RTS (105) DTR (108) Network System Por t red green yellow OK: ON – DSU is operational. OFF – DSU has detected a system failure, or there is no power .
Monitoring the DSU 6-4 7612-A2-GB20-10 November 1997 Network LEDs 496-1506 2 CTS (106) OK ALARM TEST DM OOS OOF NS TXD (103) RXD (104) RTS (105) DTR (108) Network System Por t red green yellow DM – Data Mode: ON – DSU (DDS network interface) is sending or receiving data, or is in DMI condition (all 1’s being received).
Monitoring the DSU 6-5 7612-A2-GB20-10 November 1997 Port LEDs 496-1506 2 CTS (106) OK ALARM TEST DM OOS OOF NS TXD (103) RXD (104) RTS (105) DTR (108) Network System Por t red green yellow TXD – T ransmitted Data: ON – Receiving all 0’s from the DTE.
Monitoring the DSU 6-6 7612-A2-GB20-10 November 1997 Status Scr een Commands The status screens appear with the cursor in the function area below the dotted line. T o update the information displayed, select R efresh and press Return. The System and T est Status screen provides a C lear command.
Monitoring the DSU 6-7 7612-A2-GB20-10 November 1997 The following messages appear in the first column of the System and T est Status screen. The messages are listed from high to low priority on the screen but in alphabetical order in T able 6-1. The highest priority Health and Status message also appears on the bottom right of all A TI screens.
Monitoring the DSU 6-8 7612-A2-GB20-10 November 1997 T able 6-1. Health and Status Messages (2 of 2) Message What T o Do What Message Indicates Out of Frame hhh:mm:ss 1 DSU is detecting an out of frame condition, associated with: Receiving out of frame code from the network.
Monitoring the DSU 6-9 7612-A2-GB20-10 November 1997 T est Status Messages The T est Status Messages in T able 6-3 appear in the right column of the System and T est Status screen. For additional information on loopbacks, refer to T able 7-1, Loopbacks .
Monitoring the DSU 6-10 7612-A2-GB20-10 November 1997 Network Interface Status T o view the Network Interface Status, follow this menu selection sequence: Main Menu → Status → Network Interface St.
Monitoring the DSU 6-1 1 7612-A2-GB20-10 November 1997 Network Performance Statistics T o view the Network Performance Statistics, follow this menu selection sequence: Main Menu → Status → Network.
Monitoring the DSU 6-12 7612-A2-GB20-10 November 1997 Ethernet Port Status T o view the Ethernet (10BaseT) Port Status, follow this menu selection sequence: Main Menu → Status → Ethernet Port Status main/status/ethernet Device Name: Node A Model: 7612 ETHERNET PORT STATUS Port Use: 802.
Monitoring the DSU 6-13 7612-A2-GB20-10 November 1997 T able 6-6. Ethernet Port Status Screen Contents (2 of 2) Label What the Field Indicates Carrier Sense Errors The number of times the carrier sense condition was lost or never asserted.
Monitoring the DSU 6-14 7612-A2-GB20-10 November 1997 T able 6-7. Management Protocol Statistics Screen Contents Label What the Field Indicates Datagrams T ransmitted The number of datagrams successfully transmitted at each protocol layer . Datagrams Received The number of datagrams successfully received at each protocol layer .
7-1 7612-A2-GB20-10 November 1997 T esting 7 Detecting Pr oblems The DSU can detect and report problem conditions and perform diagnostic tests. The DSU offers a number of indicators to alert you to possible problems: LEDs – Refer to DSU LEDs in Chapter 6, Monitoring the DSU .
T esting 7-2 7612-A2-GB20-10 November 1997 T ests A vailable From the T est menu, you can run network tests, data port tests, and a lamp test for the front panel LEDs. Loopbacks can be initiated locally and remotely . Refer to T able 7-1, Loopbacks . The T est menu is limited to users with an access level of 1 or 2.
T esting 7-3 7612-A2-GB20-10 November 1997 Network T ests T o access the Network T ests screen, follow this menu selection sequence: Main Menu → T est → Network T ests main/test/network Device Name: Model: 7612 NETWORK TESTS Test Command Status Result CSU Loopback: Start Inactive 0:00:00 DSU Loopback: Start Inactive 0:00:00 Send V.
T esting 7-4 7612-A2-GB20-10 November 1997 DSU or Internal Network Loopback DSU loopback is an internal loopback that is located as closely as possible to the customer interface serving the DTE. An active DSU loopback initiated from the network disrupts IP data going over the IMC.
T esting 7-5 7612-A2-GB20-10 November 1997 Data Port T ests T o access the Data Port T ests screen, follow this menu selection sequence: Main Menu → T est → Data Port T ests main/test/port Device .
T esting 7-6 7612-A2-GB20-10 November 1997 Lamp T est The DSU supports a Lamp test from the T est menu to determine whether all LEDs are lighting and functioning properly . During the Lamp test, all LEDs blink simultaneously every second. When you stop the Lamp test, the LEDs are restored to their normal condition.
T esting 7-7 7612-A2-GB20-10 November 1997 Loopbacks Loopbacks can be started from a variety of points in the network. Refer to T able 7-1 for further information. T able 7-1. Loopbacks Loopback T ype Initiated By Notes Bilateral Loopback AT I NMS Remote unit sending V .
T esting 7-8 7612-A2-GB20-10 November 1997 Device Reset The DSU can be reset locally or remotely . From the Control menu, select Reset Device and press Return, then answer Y es to the verification message. The DSU reinitializes itself, performing a Device Self-T est.
T esting 7-9 7612-A2-GB20-10 November 1997 4. T ab to the desired option, and enter yes (or y) for the selected prompt. If entering yes to prompt . . . Then all . . . Reset T erminal Port Options T erminal port options are set to their factory default values.
8-1 7612-A2-GB20-10 November 1997 Messages and T r oubleshooting 8 Overview There are many messages available to help you assess the status of the device and contribute to problem resolutions.
Messages and T roubleshooting 8-2 7612-A2-GB20-10 November 1997 Device Messages The Device Messages in T able 8-1, listed in alphabetical order , may appear in the messages area at the bottom of the A TI screens.
Messages and T roubleshooting 8-3 7612-A2-GB20-10 November 1997 T able 8-1. Device Messages (2 of 2) Device Message What T o Do What Message Indicates No Security Records to Delete Delete was selected from the Administer Login screen, and no security records had been defined.
Messages and T roubleshooting 8-4 7612-A2-GB20-10 November 1997 T able 8-2. T roubleshooting (2 of 2) Symptom Solutions Possible Cause Device Fail appears on the System and T est Status screen under Self-T est results. The DSU detects an internal hardware failure.
A-1 7612-A2-GB20-10 November 1997 Configuration Option T ables A Overview The tables in this appendix summarize the configuration options accessed when you select Configuration on the Main Menu. The configuration options are arranged into groups based upon functionality .
Configuration Option T ables A-2 7612-A2-GB20-10 November 1997 Select . . . T o Access the . . . T o Configure the . . . System System Options , T able A-1 General system options. Network Network Interface Options , T able A-2 DDS network interface. Data Port Data Port Options , T able A-3 DTE port.
Configuration Option T ables A-3 7612-A2-GB20-10 November 1997 T able A-1. System Options (2 of 3) DDS Line Rate (Kbps) Possible Settings: 56, 64CC , Autobaud Default Setting: Autobaud The unit starts up with Autobaud.
Configuration Option T ables A-4 7612-A2-GB20-10 November 1997 T able A-1. System Options (3 of 3) T est Timeout Possible Settings: Enable , Disable Default Setting: Enable Allows user-initiated tests to end automatically . Recommend enabling when the unit is managed remotely through the IMC to avoid the requirement to terminate the test manually .
Configuration Option T ables A-5 7612-A2-GB20-10 November 1997 Network Interface Options Menu For Network Interface Options, refer to T able A-2. T o access the Network Interface Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → Network T able A-2.
Configuration Option T ables A-6 7612-A2-GB20-10 November 1997 T able A-2. Network Interface Options (2 of 2) IMC 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 access the unit via the IMC interface.
Configuration Option T ables A-7 7612-A2-GB20-10 November 1997 Data Port Options Menu For Data Port Options, refer to T able A-3. T o access the Data Port Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → Data Port T able A-3.
Configuration Option T ables A-8 7612-A2-GB20-10 November 1997 T able A-3. Data Port Options (2 of 3) Carrier Control by RTS Possible Settings: Constant , Switched Default Setting: Constant Simulates Constant or Switched Carrier operation.
Configuration Option T ables A-9 7612-A2-GB20-10 November 1997 T able A-3. Data Port Options (3 of 3) Monitor DTR Possible Settings: Enable , Disable Default Setting: Enable Indicates to the DSU whether to monitor the Interchange Circuit CT108, Data T erminal Ready (DTR), from the DTE.
Configuration Option T ables A-10 7612-A2-GB20-10 November 1997 T able A-4. Ethernet Port Options (2 of 2) IP Subnet Mask Possible Settings: 000.000.000.000 – 255.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the subnet mask needed to access the Ethernet port.
Configuration Option T ables A-1 1 7612-A2-GB20-10 November 1997 T able A-5. T erminal Port Options (2 of 3) Parity Possible Settings: None, Even, Odd Default Setting: None Specifies Parity for the T erminal port. None – Provides no parity . Even – Parity is even.
Configuration Option T ables A-12 7612-A2-GB20-10 November 1997 T able A-5. T erminal Port Options (3 of 3) Inactivity Timeout Possible Settings: Enable, Disable Default Setting: Disable Provides automatic logoff of an A TI session through the T erminal Port.
Configuration Option T ables A-13 7612-A2-GB20-10 November 1997 T able A-6. T elnet Session Options (2 of 2) Login Required Possible Settings: Enable, Disable Default Setting: Disable Used to secure access to the A TI through a T elnet session. Login IDs are created with a password and access level.
Configuration Option T ables A-14 7612-A2-GB20-10 November 1997 SNMP Menu The SNMP Menu includes the following: General SNMP Management Options , T able A-7 SNMP NMS Security Options , T able A-8 SNMP T raps Options , T able A-9 General SNMP Management Options For General SNMP Management Options, refer to T able A-7.
Configuration Option T ables A-15 7612-A2-GB20-10 November 1997 T able A-7. General SNMP Management Options (2 of 2) Community Name 2 Possible Settings: ASCII T ext, Clear Default Setting: [blank] Community Name of external SNMP Managers allowed access to the DSU’s MIB.
Configuration Option T ables A-16 7612-A2-GB20-10 November 1997 T able A-8. SNMP NMS Security Options (2 of 2) NMS n IP Address Possible Settings: 000.000.000.000 – 223.255.255.255, Clear Default Setting: 000.000.000.000 Enter an IP address for each of the managers set in the previous option.
Configuration Option T ables A-17 7612-A2-GB20-10 November 1997 SNMP T raps Options For SNMP T raps Options, refer to T able A-9. T o access the SNMP T raps Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → SNMP → SNMP T raps T able A-9.
Configuration Option T ables A-18 7612-A2-GB20-10 November 1997 T able A-9. SNMP T raps Options (2 of 2) General T raps Possible Settings: Disable, W arm, AuthFail, Both Default Setting: Both Determines which SNMP traps are sent to each trap manager .
B-1 7612-A2-GB20-10 November 1997 W orksheets B Overview The worksheets in this appendix summarize the configuration options accessed when you select Configuration on the Main Menu. The possible menu selections are displayed with the default settings and the possible settings.
Worksheets B-2 7612-A2-GB20-10 November 1997 Network Interface Configuration Option Settings Default in [ Bold ] Network-initiated DSU Loopback (64K CC) [ Enable ], Disable Data Scrambling (64K CC) Enable, [ Disable ] V .
Worksheets B-3 7612-A2-GB20-10 November 1997 T erminal Port Configuration Option Settings Default in [ Bold ] Data Rate (Kbps) 2.4, 4.8, [ 9.6 ], 14.4, 19.
Worksheets B-4 7612-A2-GB20-10 November 1997 SNMP Configuration Option Settings Default in [ Bold ] General SNMP Management SNMP Management Enable, [ Disable ] Community Name 1 ASCII T ext, [public ] .
C-1 7612-A2-GB20-10 November 1997 MIB Descriptions C Overview The following sections show how the 7612 SNMP DSU supports MIB objects relative to their RFC descriptions. MIBs are available on the World Wide W eb site listed on Page A (the reverse side of the title page of this document).
MIB Descriptions C-2 7612-A2-GB20-10 November 1997 T ransmission Group Objects. Supported on the: — DDS network interface using the DDS Enterprise MIB. — User Data (DTE) port and T erminal port using the RS-232-like MIB. — 10BaseT port using the Ethernet-like MIB.
MIB Descriptions C-3 7612-A2-GB20-10 November 1997 Interfaces Group The Interfaces Group as defined in RFC 1573 consists of an object indicating the number of interfaces supported by the unit and an interface table containing an entry for each interface.
MIB Descriptions C-4 7612-A2-GB20-10 November 1997 T able C-2. Interfaces Group Objects (2 of 4) Object Setting/Contents Description ifT ype ( ifEntry 3 ) Identifies the interface type based on the physical/link protocol(s), right below the network layer .
MIB Descriptions C-5 7612-A2-GB20-10 November 1997 T able C-2. Interfaces Group Objects (3 of 4) Object Setting/Contents Description ifOperStatus ( ifEntry 8 ) Specifies the current operational state of the interface. Ethernet port – up(1) – No alarms – down(2) – Alarms – testing(3) – T est active T erminal port.
MIB Descriptions C-6 7612-A2-GB20-10 November 1997 T able C-2. Interfaces Group Objects (4 of 4) Object Setting/Contents Description ifOutOctets (ifEntry 16) Collects output statistics on data received by the An integer number . ifOutUcastPkts (ifEntry 17) received by the interface.
MIB Descriptions C-7 7612-A2-GB20-10 November 1997 Interface Stack Group The Interface Stack Group is used by the unit to show the relationship between a logical interface and a physical interface.
MIB Descriptions C-8 7612-A2-GB20-10 November 1997 Interface T est T able The unit uses the Interface T est table to provide access to additional tests such as loopbacks and pattern tests, which are not included in the Interfaces Group of MIB II. Interface T est Group objects are shown in T able C-5 .
MIB Descriptions C-9 7612-A2-GB20-10 November 1997 T able C-5. Interface T est Group Objects (2 of 2) Object Setting/Contents Description ifT estCode (ifT estEntry 5) Contains a code which is more specific about the test results. Supports the following values: none (ifT estCode 1) – No further information is available.
MIB Descriptions C-10 7612-A2-GB20-10 November 1997 IP Group The Internet Protocol Group objects are supported by the unit for all data paths that are currently configured to carry IP data to/from the unit. All of the objects in the IP Group, except for the IP Address T ranslation table, are fully supported.
MIB Descriptions C-1 1 7612-A2-GB20-10 November 1997 T able C-6. IP Group Objects (2 of 2) Object Setting/Contents Description ipRouteT able (ip21) (Continued) ipRouteIfIndex – If this object has a greater value than the ifNumber , then it refers to a proprietary interface not currently implemented by the MIB II Interface Group.
MIB Descriptions C-12 7612-A2-GB20-10 November 1997 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 object, which will be read-only , since deleteTCB (12) is not supported and is the only value which can be set.
MIB Descriptions C-13 7612-A2-GB20-10 November 1997 snmpInT raps (snmp 19) snmpOutGetRequests (snmp 25) snmpOutGetNexts (snmp 26) snmpOutSetRequests (snmp 27) RS-232-Like MIB, RFC 1659 Supported for the User Data port and the T erminal port.
MIB Descriptions C-14 7612-A2-GB20-10 November 1997 T able C-8. General Port T able Objects (2 of 2) Object Setting/Contents Description rs232PortOutSig Number (rs232PortEntry 4 ) Contains the number of output signals (in the output signal table) that can be asserted.
MIB Descriptions C-15 7612-A2-GB20-10 November 1997 T able C-9. Asynchronous Port T able Objects (2 of 2) Object Setting/Contents Description rs232AsyncPort Parity (rs232Async PortEntry 4 ) Specifies the type of parity used by the port.
MIB Descriptions C-16 7612-A2-GB20-10 November 1997 T able C-10. Synchronous Port T able Objects (2 of 2) Object Setting/Contents Description rs232SyncPort RTSCTSDelay (rs232Sync PortEntry 1 1 ) Reports the interval (in milliseconds) that the port waits after RTS is asserted before asserting CTS.
MIB Descriptions C-17 7612-A2-GB20-10 November 1997 Output Signal T able Objects The Output Signal T able contains entries for the output signals that can be asserted by the unit, for the synchronous User Data port. Clarification for objects contained in this table as it applies to the unit is provided in T able C-12 .
MIB Descriptions C-18 7612-A2-GB20-10 November 1997 Device Configuration V ariable (pdn-common 7) The variable devConfigAreaCopy in the devConfigArea group is supported. This variable allows the entire contents of one configuration area to be copied into another configuration area.
D-1 7612-A2-GB20-10 November 1997 Standards Compliance for SNMP T raps D Overview This appendix describes the unit’s compliance with SNMP standards and any special operational features for the SNMP traps supported. The unit supports user interface traps and enterprise-specific traps.
Standards Compliance for SNMP T raps D-2 7612-A2-GB20-10 November 1997 T raps: linkUp and linkDown The following table describes the conditions that define linkUp and linkDown for each interface: Interface linkUp/Down V ariable-Bindings Possible Cause Physical Sublayer – Represented by the entry in the MIB II Interfaces T able.
Standards Compliance for SNMP T raps D-3 7612-A2-GB20-10 November 1997 T raps: enterpriseSpecific The enterpriseSpecific trap indicates that an enterprise-specific event has occurred. The Specific-trap field in the T rap PDU identifies the particular trap that occurred.
Standards Compliance for SNMP T raps D-4 7612-A2-GB20-10 November 1997 The tests that affect the enterpriseT estStart, enterpriseT estStop, and the variable-binding are different for each particular interface. Diagnostic tests are only supported on the physical DDS network and user data port interfaces.
E-1 7612-A2-GB20-10 November 1997 Cables and Pin Assignments E Overview The following sections provide pin assignments for the: T erminal Port (EIA-232) Connector DTE Port (V .
Cables and Pin Assignments E-2 7612-A2-GB20-10 November 1997 T erminal Port (EIA-232) Connector The T erminal port connects to a PC or VT100-compatible terminal.
Cables and Pin Assignments E-3 7612-A2-GB20-10 November 1997 DTE Port (V .35) Connector The following table provides the pin assignments for the 34-position V .
Cables and Pin Assignments E-4 7612-A2-GB20-10 November 1997 Standard EIA-232-D Cr ossover Cable A standard crossover cable can be used to connect the T erminal port to an external modem. This type of cable can be used for synchronous or asynchronous connections.
Cables and Pin Assignments E-5 7612-A2-GB20-10 November 1997 Standard Null-Modem Cable A standard null-modem cable can be used to connect the T erminal port to an external modem.
Cables and Pin Assignments E-6 7612-A2-GB20-10 November 1997 10BaseT Connector Use a standard 10BaseT cable to connect the DSU to an Ethernet LAN. A cable is provided with the DSU. The following table defines the pinouts for the 10BaseT port. It is an 8-pin, unkeyed jack.
T echnical Specifications F-1 7612-A2-GB20-10 November 1997 T echnical Specifications F T able F-1. Model 7612 DSU T echnical Specifications (1 of 2) Item Specifications Housing Height (including feet) Height (without feet) Width Depth (case) Depth (case and connectors) 2.
T echnical Specifications F-2 7612-A2-GB20-10 November 1997 T able F-1. Model 7612 DSU T echnical Specifications (2 of 2) Item Specifications Heat Dissipation 1 1.
T echnical Specifications F-3 7612-A2-GB20-10 November 1997 T able F-2. Model 7612 DTE Port Clock Rate In-Band Management Line Operating Rate In-Band Management Channel (IMC) Rate 56 Kbps 64 Kbps (CC .
GL-1 7612-A2-GB20-10 November 1997 Glossary A software program housed within a device to provide SNMP functionality . Each SNMP agent stores management information and responds to the manager ’s request. A single bit stream that combines two or more bit streams.
Glossary GL-2 7612-A2-GB20-10 November 1997 Data Set Ready . An EIA-lead standard for V .24 circuit CT 107; an output signal (DCE-to-DTE). Data Service Unit. Data communications equipment that provides an interface between the DTE and the digital network.
Glossary GL-3 7612-A2-GB20-10 November 1997 The protocol that regulates the communication between two network nodes. Local Loopback. An EIA-lead standard for V .24 circuit CT 141; an input signal (DTE-to-DCE). Used to test various portions of a data link in order to isolate an equipment or data line problem.
Glossary GL-4 7612-A2-GB20-10 November 1997 An EIA standard for the 25-pin DCE/DTE interface. Same as EIA-232. Request to Send. An EIA-lead standard for V .24 circuit CT 105; an input signal (DTE-to-DCE). Received Clock. An EIA-lead standard for V .24 circuit CT 1 15; an output signal (DCE-to-DTE).
IN-1 7612-A2-GB20-10 November 1997 Index Numbers 10BaseT cable, E-6 10BaseT port. See Ethernet port 51 1 test pattern, 7-4 A access effective level, 4-3 SNMP , 4-6, A-14 T elnet session, A-13 to the A.
Index IN-2 7612-A2-GB20-10 November 1997 DTE test, 7-5 DTR action, A-9 data terminal ready LED, 6-5 monitoring, A-1 1 E effective access and screen contents, 2-3 to A TI, 4-3 EIA-232 pin assignments, .
Index IN-3 7612-A2-GB20-10 November 1997 login ID, 4-1 loopback bilateral, A-7 DTE–initiated, A-7 network–initiated, A-5 V .54–initiated, A-5 loopbacks, 7-3 M main menu configuration options, A-.
Index IN-4 7612-A2-GB20-10 November 1997 R rear panel, connections, 1-4 Refresh command, 6-6 reset device, 7-8 RFC 1213, object groups supported, C-1 RFC 1573, object groups supported, C-1 RFC 1643, o.
Index IN-5 7612-A2-GB20-10 November 1997 T rap Manager destination, A-17 IP address, A-17 number , A-17 traps, SNMP , 8-1, D-1 troubleshooting, 8-3 TXD, transmitted data LED, 6-5 U user interface access, 2-1 async terminal, 2-1 V V .35 connector , E-3 V .
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 Paradyne 7612 SNMP DSU 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 Paradyne 7612 SNMP DSU - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Paradyne 7612 SNMP DSU imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Paradyne 7612 SNMP DSU ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Paradyne 7612 SNMP DSU, 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 Paradyne 7612 SNMP DSU.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Paradyne 7612 SNMP DSU. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Paradyne 7612 SNMP DSU 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.
