Page 2 - -Wire Switched 56 DBM; Trademarks; COPYRIGHT
COMSPHERE DualFlow Data Service Units A December 1996 3615-A2-GB20-20 COMSPHEREDualFlow Data Service UnitsModels 3615 and 3616 User’s Guide3615-A2-GB20-20 3rd Edition (December 1996) Changes and enhancements to the product and to the information herein will be documented and issued as a new release ...
Page 3 - Important Safety Instructions; Never install telephone wiring during a lightning storm.
Safety Instructions B 3615-A2-GB20-20 December 1996 Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product orincluded in the manual. 2. This product is intended to be used with a three-wire grounding type plug – a plugwhich has a grounding pin. Th...
Page 4 - Notices; Notice to Users of the Digital Data Service
COMSPHERE DualFlow Data Service Units C December 1996 3615-A2-GB20-20 Notices Government Requirements The Federal Communications Commission (FCC) requires that instructions pertaining toconnection to the telephone network be included in the installation and operation manual. Specificinstructions are...
Page 5 - DDS
Safety Instructions D 3615-A2-GB20-20 December 1996 If your DSU causes harm to the telephone network, the telephone company may discontinue yourservice temporarily. If possible, they will notify you in advance. But if advance notice is notpractical, you will be notified as soon as possible. You will...
Page 6 - Table of Contents; Preface; vii; About Your DualFlow DSU
i 3615-A2-GB20-20 December 1996 Table of Contents Preface About This Guide vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . How to Use This Guide vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Related Documents viii . . . . . . . ...
Page 7 - Operating the DualFlow DSU
COMSPHERE DualFlow Data Service Units ii December 1996 3615-A2-GB20-20 4. Operating the DualFlow DSU Overview 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DCP and SDCP Operation 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 8 - List of Figures; Figure
Table of Contents iii 3615-A2-GB20-20 December 1996 List of Figures Figure Page 2-1 Model 3615 DSU Hardware Switch Location 2-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Model 3615 DSU Electrical Connection 2-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 9 - List of Tables; Table
COMSPHERE DualFlow Data Service Units iv December 1996 3615-A2-GB20-20 List of Tables Table Page 1-1 General Technical Specifications 1-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 DSU Technical Specifications 1-5 . . . . . . . . . . . . . . . . . . . . . . ....
Page 10 - Network Connector Pin Assignments
Table of Contents v 3615-A2-GB20-20 December 1996 Table Page D-1 Model 3615 – Digital (DDS and 4-Wire Switched 56 kbps) Network Connector Pin Assignments D-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Model 3615 – Dial (Analog and 2-Wire Switched 56 kbps) Network Connect...
Page 11 - About This Guide
vii 3615-A2-GB20-20 December 1996 Preface About This Guide This user’s guide provides the information needed to install and operate your COMSPHERE r Model 3615 or 3616 DualFlow data service unit (DSU), which isequipped with a dial backup module (DBM) – either aV.32 DBM, a 4-wire Switched 56 DBM, or ...
Page 12 - Related Documents; Other product documentation includes the following:; Reference Documents; Bell Canada DCTE Specifications
COMSPHERE DualFlow Data Service Units viii December 1996 3615-A2-GB20-20 Related Documents Other product documentation includes the following: 3000-A2-GA31 COMSPHERE 3000 SeriesCarrier, Installation Manual 3000-A2-GB41 COMSPHERE – 48 VdcCentral Office Power Unit,Installation Guide 6700-A2-GB41 COMSP...
Page 13 - Overview
1-1 3615-A2-GB20-20 December 1996 About Your DualFlow DSU Overview 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Standard Features 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 14 - NOTE; For more information about the 3000 Series Carrier or; DBM Features; DualFlow DSUs are ordered with one of the following
COMSPHERE DualFlow Data Service Units 1-2 December 1996 3615-A2-GB20-20 • Diagnostic Control Panel control. TheModel 3615 DSU is controlled from its diagnosticcontrol panel (DCP). The diagnostic control panelfor the Model 3616 DSU, called a shared diagnosticcontrol panel (SDCP), is installed in the3...
Page 15 - Switched 56 DBMs; The Switched 56 DBM is attached to the DSU and; Technical Specifications; Tables 1-1 through 1-5 list the technical specifications
About Your DualFlow DSU 1-3 3615-A2-GB20-20 December 1996 Switched 56 DBMs The Switched 56 DBM is attached to the DSU and offers dial backup capability through the Switched56 kbps digital service. The Switched 56 DBM offers thefollowing features: • Nondisruptive point-to-point connections. TheDBM se...
Page 16 - General Technical Specifications
COMSPHERE DualFlow Data Service Units 1-4 December 1996 3615-A2-GB20-20 Table 1-1 General Technical Specifications Specifications Criteria APPROVALS FCC Part 15 FCC Part 68 UL 3615 DualFlow DSU 3616 DualFlow DSU, 3000 Series Carrier CSA Safety 3615 DualFlow DSU 3616 DualFlow DSU, 3000 Series Carrier...
Page 17 - DSU Technical Specifications
About Your DualFlow DSU 1-5 3615-A2-GB20-20 December 1996 Table 1-2 DSU Technical Specifications Specifications Criteria APPLICATION Full- or half-duplex data transmission via point-to-point DDS network, orlocal area data channel COMMUNICATION LINE Leased or private 4-wire DDS line DATA RATES Digita...
Page 18 - V.32 DBM Technical Specifications
COMSPHERE DualFlow Data Service Units 1-6 December 1996 3615-A2-GB20-20 Table 1-3 V.32 DBM Technical Specifications Specifications Criteria RINGER EQUIVALENCE NUMBER (REN) DBM option 0.7B APPLICATION Full- or half-duplex data transmission via analog 2-wire dial network,point-to-point MODULATION AND ...
Page 19 - -Wire Switched 56 DBM Technical Specifications
About Your DualFlow DSU 1-7 3615-A2-GB20-20 December 1996 Table 1-4 4-Wire Switched 56 DBM Technical Specifications Specifications Criteria APPLICATION Full- or half-duplex data transmission via 56 kbps switched servicescompatible with AT&T, MCI r , and US SPRINT r using 4-wire switched access t...
Page 20 - -Wire Switched 56 DBM Technical Specifications; If you experience trouble with this equipment, please
COMSPHERE DualFlow Data Service Units 1-8 December 1996 3615-A2-GB20-20 Table 1-5 2-Wire Switched 56 DBM Technical Specifications Specifications Criteria APPLICATION Full- or half-duplex data transmission via 56 kbps switched servicescompatible with AT&T, US SPRINT r , and MCI r using DataPath t...
Page 21 - DualFlow DSU
2-1 3615-A2-GB20-20 December 1996 Installing the Model 3615 DualFlow DSU Overview 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Before you Begin 2-1 . . . . . . . . . . . . . . . . . . . . . . ....
Page 22 - CAUTION
COMSPHERE DualFlow Data Service Units 2-2 December 1996 3615-A2-GB20-20 CAUTION The ac transformer contains a3-wire grounding-type plugwhich has a grounding pin.This is a safety feature. Donot defeat the purpose of thegrounding plug by modifyingit or by using an adapter. Prior to installation, use a...
Page 23 - Figure 2-1. Model 3615 DSU Hardware Switch Location
Installing the Model 3615 DualFlow DSU 2-3 3615-A2-GB20-20 December 1996 496-14499-01 SWITCH 1 HINGE TAB LOCATIONS FRONT BEZEL COMSPHERE 3615 SNAPTABS Figure 2-1. Model 3615 DSU Hardware Switch Location Table 2-1 Model 3615 DSU Switch Settings Switch Position Switch Setting Function S1-1 ON (default...
Page 24 - Where to Place the DSU; Procedure
COMSPHERE DualFlow Data Service Units 2-4 December 1996 3615-A2-GB20-20 Where to Place the DSU As mentioned earlier, the DSU must be placed within 6 feet of a dedicated grounded ac outlet that is protectedby a circuit breaker. The distance between the DSU and its DTE must be within EIA-232-D/V.24 li...
Page 25 - Connecting to the Network
Installing the Model 3615 DualFlow DSU 2-5 3615-A2-GB20-20 December 1996 Power-Up Routine When power is applied, the DSU: • Runs a Device Test on itself and the DBM. During the tests, all indicators on the DCP lightbriefly and the message Power-Up Tests appearson the liquid crystal display (LCD). • ...
Page 26 - Connecting to the NMS; NMS Connection
COMSPHERE DualFlow Data Service Units 2-6 December 1996 3615-A2-GB20-20 Connecting to the NMS A 3600 Hubbing Device is required to connect the control DSU to the 6700 or 6800 Series NMS. Whenconnected to the NMS, the DSU can be controlled andconfigured from the NMS rather than from the DCPalone. . P...
Page 27 - kbps Network; If the DSU is equipped with a 4-wire Switched; WARNING; To make a physical connection to the Switched 56 kbps; Plug either end of the Switched 56 kbps network; Switched 56 kbps Network Connection; Refer to Figure 2-6 as you follow these steps.
Installing the Model 3615 DualFlow DSU 2-7 3615-A2-GB20-20 December 1996 Connecting to the Switched 56 kbps Network NOTE Before connecting the DSU tothe Switched 56 kbps network,ensure that approved primaryprotectors have been installedon the circuit in accordance withArticle 800 of the NationalElec...
Page 30 - Addressing the Unit; Tributary DSU Addressing
COMSPHERE DualFlow Data Service Units 2-10 December 1996 3615-A2-GB20-20 Addressing the Unit A unique address must be assigned to each control and tributary DSU in your network. You can assign an addresswithin the range of 1 through 255. NOTE Do not assign the number 192as a network address. Thisnum...
Page 31 - Verifying DBM Operation; Verifying Network Addresses
Installing the Model 3615 DualFlow DSU 2-11 3615-A2-GB20-20 December 1996 Verifying DBM Operation A backup connection must be established to verify that the switched network is functioning. Then, perform theDigital Test by selecting the DBM path. . Procedure 1. Select Local (F1). 2. Select Bckup (F2...
Page 32 - Verifying the Network; Perform a Health and Status check on the DDS circuit; No error messages should appear. Refer to; Other Tests; The following lists the tests available on your DSU.; Bilateral Loopback
COMSPHERE DualFlow Data Service Units 2-12 December 1996 3615-A2-GB20-20 Verifying the Network Perform a Health and Status check on the DDS circuit to ensure that the network is functioning. . Procedure 1. Select Local (F1). 2. Select Stat (F1). 3. Select H/S (F1). 4. Select Devic (F1). 5. Press the...
Page 34 - Before You Begin; HANDLING PRECAUTIONS
COMSPHERE DualFlow Data Service Units 3-2 December 1996 3615-A2-GB20-20 Before You Begin The COMSPHERE 3000 Series Carrier should already be installed properly and be operational, with afunctioning shared diagnostic control panel (SDCP). AnSDCP (installed in the carrier) is required for installation...
Page 35 - Figure 3-1. Model 3616 DSU Switch and Jumper Locations
Installing the Model 3616 DualFlow DSU 3-3 3615-A2-GB20-20 December 1996 Figure 3-1. Model 3616 DSU Switch and Jumper Locations Table 3-1 Model 3616 DSU Switch Settings Switch Position Switch Setting Function S1-1 ON (default) Permissive V.32 DBM transmit output level of –9 dBm S1-1 Off Programmable...
Page 37 - Installing the DSU; Prior to installing the Model; At the rear of the carrier, set the tab on the rear
Installing the Model 3616 DualFlow DSU 3-5 3615-A2-GB20-20 December 1996 Installing the DSU Prior to installing the Model 3616 DualFlow DSU, install a rear connector plate onto the rear of theCOMSPHERE 3000 Series Carrier (Figure 3-2). Onlyafter this procedure can the DSU be installed orde-installed...
Page 38 - Using a Phillips screwdriver, loosen the screw; Figure 3-3. Model 3616 DSU Installation and Circuit Pack Lock
COMSPHERE DualFlow Data Service Units 3-6 December 1996 3615-A2-GB20-20 4. Using a Phillips screwdriver, loosen the screw holding the circuit pack lock and rotate the lock tothe open position (Figure 3-3). Open the latch. 5. At the front of the carrier, hold the DSU vertically with the latch on its ...
Page 42 - A unique address must be assigned to each control and; The DBM requires a separate address, which is; Tributary DSU addresses are user-definable. The
COMSPHERE DualFlow Data Service Units 3-10 December 1996 3615-A2-GB20-20 Addressing the Unit A unique address must be assigned to each control and tributary DSU in your network. You can assign an addresswithin the range of 1 through 255. NOTE Do not assign the number 192as a network address. Thisnum...
Page 43 - To Connect the SDCP to a DSU
Installing the Model 3616 DualFlow DSU 3-11 3615-A2-GB20-20 December 1996 Verifying Operation andTesting Connections Perform verification testing after any installation. After installing and configuring the circuit (including control and tributary DSUs, the DDS network, the DBMsand their dial connec...
Page 44 - Establish a backup connection and perform a Digital
COMSPHERE DualFlow Data Service Units 3-12 December 1996 3615-A2-GB20-20 Verifying Network Addresses, the Network,and DBM Operation Establish a backup connection and perform a Digital Test over the backup connection to ensure that theswitched network is functioning. Access the DSU’sidentity (ID) sub...
Page 45 - Operating the DSU
4-1 3615-A2-GB20-20 December 1996 Operating the DSU Overview 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DCP and SDCP Operation 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 46 - A DualFlow DSU can be managed from its control; DCP and SDCP Operation; There are two types of control panels, one for each
COMSPHERE DualFlow Data Service Units 4-2 December 1996 3615-A2-GB20-20 Control Branch 4-19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Transmitter Control 4-19 . . . . . . . . . . . . . . . . . . . . . . ....
Page 47 - Figure 4-2. SDCP and Model 3616 DSU Faceplate
Operating the DSU 4-3 3615-A2-GB20-20 December 1996 Select SDU 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SELECT KEY STATUS INDICATORS CARRIER SLOTS 1–16 F1 F2 F3 OK Alarm BckUp Test EC NETWORK DEVICE ALARM DIAL BACKUP TEST MODE ERROR CORRECTION OK Alarm BckUp Test EC KEYPAD LCD DISPLAY TXD RXD RTS CTS ...
Page 48 - Keypad; On status and test result displays, the; Menu Structure
COMSPHERE DualFlow Data Service Units 4-4 December 1996 3615-A2-GB20-20 Keypad There are seven keys on the DCP of the standalone Model 3615, and eight on the SDCP for the carrier-mounted Model 3616 DSU. The additional key, the Selectkey, connects the SDCP to a specific DSU located in aspecific carri...
Page 49 - Health and Status; Device Health and Status; No PList appears if no DSUs are being monitored; DTE Status
Operating the DSU 4-5 3615-A2-GB20-20 December 1996 Health and Status The Health and Status (H/S) subbranch displays the health and status of the DSU, as well as the DBM. Itautomatically scans for DSU and line conditions that arenot within normal limits. There are three types of Health and Status me...
Page 50 - Circuit Quality
COMSPHERE DualFlow Data Service Units 4-6 December 1996 3615-A2-GB20-20 Circuit Quality Circuit Quality (CircQ) shows the level and quality of the signal being received from the network by the DBM.This subbranch is only available for a V.32 DBM. Identity Identity (ID) displays a listing of the DSU’s...
Page 51 - Terminal Power; Backup Branch; Dial Backup Operation; Configuring the Unit for Dial Backup; AutoAnswer – Select Enab.
Operating the DSU 4-7 3615-A2-GB20-20 December 1996 Terminal Power Terminal Power (TPwr) displays the status of the EIA-232 or V.35 interface (connector). The DSU checksthe state of the RTS lead to determine when the DTE isON to report the following: • When the voltage is approximately less than –3V...
Page 52 - AutoRestor – Select Enab.; Understanding Operating Modes; The Backup branch controls operation of the Dial
COMSPHERE DualFlow Data Service Units 4-8 December 1996 3615-A2-GB20-20 NOTE Auto Backup and Auto Restorshould not be enabled ifDTRCallCon is enabled (set toOrig or Ansr). • Bckup Dir – Select the call directory identifier(1 to 10) stored in the DBM’s Backup Directory forthe telephone number to be d...
Page 53 - Manual Backup; Placing a Backup Call; Manual Dial Backup Termination; Test Branch; Abort; Loopback
Operating the DSU 4-9 3615-A2-GB20-20 December 1996 Manual Backup You can control each step of a backup attempt by following one of these procedures. Placing a Backup Call To place a backup call: . Procedure 1. Go to the Bkup option set under the Confg branch and set Auto Bckup to Disab. 2. Select B...
Page 54 - Local Loopback; DTE Loopback
COMSPHERE DualFlow Data Service Units 4-10 December 1996 3615-A2-GB20-20 NOTE To abort a loopback on thetributary DSU from the NMS,establish a dial connection withthe control DSU, then issue asubnetwork abort commandfrom the NMS to the control. Local Loopback Only available to a DSU, Local Loopback ...
Page 55 - If; Digital Test; Digital Test Results
Operating the DSU 4-11 3615-A2-GB20-20 December 1996 When a DBM (control or tributary) originates Remote Digital Loopback, both the originating DBM and thetargeted DBM enter Test mode. No other test can be run atthe originating DSU or the targeted DSU until the RemoteDigital Loopback is aborted. The...
Page 56 - Bit Error Rate Test; The test continues until aborted from the DCP or NMS.
COMSPHERE DualFlow Data Service Units 4-12 December 1996 3615-A2-GB20-20 Table 4-4 End-to-End Test Results Results Reported By 1 Information Displayed Time: Local and remote DBM Running test timer. (The Clr selection resets the timer to 0:00:00.) Tot Block: Local and remote DBM Number of blocks comp...
Page 57 - Lamp Test; Pressing any key except the; Configuration Branch; Selecting an Application Configuration
Operating the DSU 4-13 3615-A2-GB20-20 December 1996 Lamp Test The Lamp Test is a local test of the status indicators (LEDs) and liquid crystal display (LCD) on the DSU’scontrol panel (both models). Any indicator that does notflash is not functional. Note that if all LEDs are functioning, all the in...
Page 58 - Configuration Options; Displaying the Poll List; A c t i v e
COMSPHERE DualFlow Data Service Units 4-14 December 1996 3615-A2-GB20-20 To view the configuration loaded: . Procedure 1. Select an option set (e.g., DSU – F2 key). 2. Press the F1 key (Next) to scroll through each configuration option’s default (factory-loaded)setting. The option sets (DSU, DSU Por...
Page 59 - Changing the Poll List; key to return to the Chng Poll List
Operating the DSU 4-15 3615-A2-GB20-20 December 1996 Changing the Poll List To change the poll list (e.g., add network address 3): . Procedure 1. Select Chang (F3). F1 P o l l L i s t : Displ Clr Chang F2 F3 2. Select Activ (F1). F1 C h n g P o l l L i s t : Activ Delet Skip F2 F3 3. Press the F1 ke...
Page 60 - Acquiring the Poll List; A call must be established before this procedure can be; key to display Acq.; Directory; The DSU’s dial backup Directory (Dir) can store up to; When the dial string or changes are complete, enter an; Directory Entry and Password Characters
COMSPHERE DualFlow Data Service Units 4-16 December 1996 3615-A2-GB20-20 Acquiring the Poll List A call must be established before this procedure can be performed (refer to the Backup Branch section earlier inthis chapter). To automatically generate a poll list if a control: . Procedure 1. Press the...
Page 61 - Entering a Telephone Number; Undo
Operating the DSU 4-17 3615-A2-GB20-20 December 1996 Entering a Telephone Number For the following example, add a dial string (telephone number) to Backup Directory 1. The number to be enteredis 555-1234. To add or change a telephone number: . Procedure 1. Select Local. 2. Press the key to display C...
Page 62 - Phone; Assigning an Address
COMSPHERE DualFlow Data Service Units 4-18 December 1996 3615-A2-GB20-20 Phone The local telephone number (Phone) feature stores the local DBM’s telephone number if a DBM is installed. Refer to Table 4-6 to see all available telephone number characters. Network Address The network address (Addr) is ...
Page 63 - Control Branch; Transmitter Control; Lead States
Operating the DSU 4-19 3615-A2-GB20-20 December 1996 Control Branch The Control (Ctrl) branch allows you to enable or disable the DSU’s transmitter, as well as the DBM’s, andto display or change the status of the general purposeexternal DTE leads. A DBM can be disabled if it isaddressed from the Rem...
Page 64 - Displaying External Leads; Message Branch
COMSPHERE DualFlow Data Service Units 4-20 December 1996 3615-A2-GB20-20 Displaying External Leads The Display (Displ) selection allows you to view the external lead states. When Display is selected, theExternal Leads status report appears showing the currentstatus of the general-purpose external le...
Page 65 - Lock; Lock – To restrict access
Operating the DSU 4-21 3615-A2-GB20-20 December 1996 Front Panel (DCP) Security NOTE This page can be removed toprevent unauthorized personsfrom learning about the securityaccess levels and theirselection. The Model 3615 diagnostic control panel (DCP) and Model 3616 shared diagnostic control panel (...
Page 66 - Unit Configuration; After the DSU has been installed and any necessary
5-1 3615-A2-GB20-20 December 1996 Unit Configuration Overview 5-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using the DCP to Set Configuration Options 5-2 . . . . . . . . . . . . . . . . . . . ....
Page 67 - Editing Configuration Options; If the unit is a control and you select Remt, enter; Prev appears over the F1 key.
COMSPHERE DualFlow Data Service Units 5-2 December 1996 3615-A2-GB20-20 Selection of Activ, Usr1, Usr2, Usr3, SyBC, SyBT, or DiDg from the Load from menu brings a complete set ofconfiguration option into the working buffer. Once loaded,the Edit/Save submenu appears (shown below). F1 Edit / Save:SAVE...
Page 68 - Saving Configuration Options; Example Using the DCP
Unit Configuration 5-3 3615-A2-GB20-20 December 1996 Saving Configuration Options CAUTION Be extremely careful whensaving configuration options toavoid saving them to the wronglocation. To save edited configuration options: . Procedure 1. From any configuration option in any option set, press the ke...
Page 70 - Configuration Option Tables; Understanding the Tables
Unit Configuration 5-5 3615-A2-GB20-20 December 1996 Configuration Option Tables This section contains a table for each option set that can be found under the Configuration (Confg) branch, inthe order in which it appears in the menu. This chapter includes the following option set tables: • DSU Confi...
Page 71 - DSU Configuration Options
COMSPHERE DualFlow Data Service Units 5-6 December 1996 3615-A2-GB20-20 Table 5-1 DSU Configuration Options Rate(Kbps): 56Next 64CC 64L 56 38.4 19.2 9.6 4.8 2.4 Prev DSU Rate. Data rate (in kbps) on the digital circuit. Must be set to match the speed of the DDS circuit. Both the controland tributary...
Page 72 - DSU Port Configuration Options
Unit Configuration 5-7 3615-A2-GB20-20 December 1996 Table 5-2 (1 of 3) DSU Port Configuration Options DTE Port: V.35Next V.35 Prev DTE Port. Forces user data over the V.35 interface. V.35 — For all available rates at distances up to 1000 feet. RTS Cntrl: FrcOnNext FrcOn DTE Prev Request-to-Send Con...
Page 75 - DBM Configuration Options
COMSPHERE DualFlow Data Service Units 5-10 December 1996 3615-A2-GB20-20 Table 5-3 (2 of 4) DBM Configuration Options TxClkSource: Int for a control DBM, RXC for a tributary DBMNext Int RXC Ext Prev Transmit Clock Source. Source of timing for the DBM. Only appears for a V.32 DBM. Int — Internal cloc...
Page 78 - DBM Port Configuration Options
Unit Configuration 5-13 3615-A2-GB20-20 December 1996 Table 5-4 (1 of 3) DBM Port Configuration Options DTE Port: 232Next 232 V.35 Prev DTE Port. Selects which DTE port will be used for DBM data. This configuration option is forced to 232 (EIA-232) unlessPrimary Core is set to Yes. 232 — For the EIA...
Page 81 - Diagnostic DBM Configuration Options
COMSPHERE DualFlow Data Service Units 5-16 December 1996 3615-A2-GB20-20 Table 5-5 Diagnostic DBM Configuration Options Diag Type: DisrNext NonD Disr None Prev Diagnostic Type. Defines the diagnostic interaction between the control and tributary DBMs in Backup mode. It must beset consistently for al...
Page 82 - Diagnostic General Configuration Options
Unit Configuration 5-17 3615-A2-GB20-20 December 1996 Table 5-6 Diagnostic General Configuration Options Position: Cntrl for SyBC, Trib for DiDg and SyBT configurationsNext Cntrl Trib Prev Network Position. Determines the DSU’s position in the network, and defines its test and diagnostic capabilitie...
Page 83 - Backup Configuration Options
COMSPHERE DualFlow Data Service Units 5-18 December 1996 3615-A2-GB20-20 Table 5-7 (1 of 2) Backup Configuration Options Auto Bckup:DisabNext Enab Disab Prev Automatic Backup. Controls automatic initiation of a call setup attempt upon failure of the DDS network, defined asdetection of No Signal or O...
Page 85 - DSU Menu; Line 1 – Source of the information being displayed
A-1 3615-A2-GB20-20 December 1996 DSU Menu Overview A-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Menu Structure A-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 88 - Continued from Page A; Local branch; Local/Remote Menu Subbranches; Remote branch menu has four:
COMSPHERE DualFlow Data Service Units A-4 December 1996 3615-A2-GB20-20 Continued from Page A -1 . If both DDS and dial connections have been made, then every 10 seconds the top-level menu screenalternates status information between the DDS and dialports (V.35 for the DDS line and active DBM port fo...
Page 89 - Configuration Worksheets; The Configuration Worksheet summarizes the DSU’s; Instructions; Configuration Worksheets can be used for reference, or
B-1 3615-A2-GB20-20 December 1996 Configuration Worksheets Overview B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Instructions B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 90 - DualFlow DSU Configuration Worksheet (1 of 2)
DualFlow DSU Configuration Worksheet (1 of 2) Date:_____________________________________________ Location:____________________________________________ Local Phone No: ( j )_____________________________ Device:___________________________________________ Local Addr:____________________________________...
Page 91 - DualFlow DSU Configuration Worksheet (2 of 2)
DualFlow DSU Configuration Worksheet (2 of 2) DBM Port (232) Value DTE Port 232, V.35 } RTS Cntrl FrcOn, DTE CTS Cntrl Std, =RTS, FrcOn AntiStream (Chang) Disab (1 to 100 sec) LSD Lead Std, FrcOn DSR FrcOn Enab, Disab DSR on Tst Enab, Disab RespondRDL Enab, Disab RL by DTE Enab, Disab Bilat Lpbk Ena...
Page 92 - This appendix describes the status indicators on the; Status Indicators; Status indicators provide information on the current
C-1 3615-A2-GB20-20 December 1996 Status Indicators and Control Panel Messages Overview C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Status Indicators C-1 . . . . . . . . . . . . . . . . . . . ...
Page 93 - DSU Status Indicators
COMSPHERE DualFlow Data Service Units C-2 December 1996 3615-A2-GB20-20 Table C-1 DSU Status Indicators Label Color Description OK Green Health and status indicator: DSU operation is normal. (The DSU has notdetected any of the faults listed under Alrm, below.) This indicator flashes two times per se...
Page 94 - SDCP Status Indicators; Control Panel Messages; This section shows the screen format of messages; Format; The format of the control panel messages is shown; Health and Status Messages; There are three types of health and status messages.
Status Indicators and Control Panel Messages C-3 3615-A2-GB20-20 December 1996 Table C-2 SDCP Status Indicators Label Color Description OK Green Health and status indicator for the selected DSU; mirrors the OK indicator onthe DSU faceplate. Alrm Red Health and status indicator for the selected DSU; ...
Page 95 - Device Health and Status Messages
COMSPHERE DualFlow Data Service Units C-4 December 1996 3615-A2-GB20-20 Table C-3 (1 of 3) Device Health and Status Messages Message Condition CMI Fac Alarm Facility Alarm on CMI (FacAlOnCMI) configuration option is enabled and control modeidle (CMI) is being received. Config Corrupt Configuration i...
Page 98 - Expanded Health and Status Messages
Status Indicators and Control Panel Messages C-7 3615-A2-GB20-20 December 1996 Table C-4 Expanded Health and Status Messages Message Condition Dial Attempt: nn The number ( nn) of failures of dialing attempts since failure of private-line service. This message is cleared when the automatic backup pr...
Page 99 - Subnetwork Health and Status Messages
COMSPHERE DualFlow Data Service Units C-8 December 1996 3615-A2-GB20-20 Table C-5 Subnetwork Health and Status Messages Message Condition Devic TDM/Flex only: Device Failure. One of the following major alarms is in effect: Configuration CorruptDevice Test Failure DialBU Dial mode. Indicates that the...
Page 100 - Progress Messages; Table C-6 describes the command progress messages
Status Indicators and Control Panel Messages C-9 3615-A2-GB20-20 December 1996 Progress Messages Table C-6 describes the command progress messages; Table C-7 describes the dial backup progress messages. Table C-6 Command Progress Messages Message Condition Please wait . . . Command is taking more th...
Page 101 - Error Messages; Table C-8 describes the command error messages; Command Error Messages
COMSPHERE DualFlow Data Service Units C-10 December 1996 3615-A2-GB20-20 Error Messages Table C-8 describes the command error messages; Table C-9 describes the dial backup error messages. Table C-8 Command Error Messages Message Condition Action Conflict w/Envir Command conflicts with a test inprogr...
Page 102 - Dial Backup Error Messages; Yes
Status Indicators and Control Panel Messages C-11 3615-A2-GB20-20 December 1996 Table C-9 (1 of 2) Dial Backup Error Messages Message Notify NMS 1 Condition Action DBM: Busy Yes Telephone line associated withremote DBM is busy. Try again. Try another number if possible,or investigate why the line is...
Page 104 - Pin Assignments; Pin assignments for the 3615 Series DSU connectors; Network Connectors; Figure D-1 shows the Model 3615 DSU’s digital
D-1 3615-A2-GB20-20 December 1996 Pin Assignments Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Network Connectors D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 107 - DTE Connectors; Figure D-3 shows the Model 3616 DSU’s rear
COMSPHERE DualFlow Data Service Units D-4 December 1996 3615-A2-GB20-20 DTE Connectors Figure D-3 shows the Model 3616 DSU’s rear connector plate. Table D-5 provides the EIA-232/V.24connector’s pin assignments. Figure D-4 shows the V.35 Interconnect Cable that is shipped with the rear connector plat...
Page 110 - V.35 Connector Pin Assignments
Pin Assignments D-7 3615-A2-GB20-20 December 1996 Table D-6 V.35 Connector Pin Assignments 25-Pin Connector (Rear Connector Plate) 34-Pin Connector (V.35 Interconnect Cable) Circuit Name Pin Number Pin Number 7 B Signal Ground 4 C Request-to-Send (RTS) 5 D Clear-to-Send (CTS) 6 E Data Set Ready (DSR...
Page 111 - Crossover Cables
COMSPHERE DualFlow Data Service Units D-8 December 1996 3615-A2-GB20-20 Crossover Cables Figure D-5 shows the EIA-232-D crossover cable and its pin assignments, and Figure D-6 shows the V.35crossover cable and its pin assignments. Figure D-5. EIA-232-D Crossover Cable (4951-035F)
Page 113 - Application Configurations; The DualFlow DSU supports Frame Relay and
E-1 3615-A2-GB20-20 December 1996 Application Configurations Overview E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dial Backup for Received Data Errors Application E-2 . . . . . . . . . . . . ....
Page 114 - In this application, the router controls backup of one
COMSPHERE DualFlow Data Service Units E-2 December 1996 3615-A2-GB20-20 Dial Backup for Received Data ErrorsApplication In this application, the router controls backup of one drop on the Frame Relay or DDS network. When therouter detects data errors, it raises DTR on its secondaryport (which is conn...
Page 116 - This application allows you to manage and diagnose a
COMSPHERE DualFlow Data Service Units E-4 December 1996 3615-A2-GB20-20 Frame Relay andSimultaneous DiagnosticApplication This application allows you to manage and diagnose a router remotely without interfering with the router’sprimary data path. This configuration involvessimultaneous transmissions...
Page 117 - Equipment List; Equipment
F-1 3615-A2-GB20-20 December 1996 Equipment List Equipment Feature/Part No. G = Factory Install. F = Field Install. Comcode Model 3615 DSU With V.32bis 14.4 kbps DBMWith 4-Wire Switched 56 DBMWith 2-Wire Switched 56 DBM Model 3616 DSU (includes rear connector plate) With V.32bis 14.4 kbps DBMWith 4-...
Page 119 - Part Number
Equipment List F-3 3615-A2-GB20-20 December 1996 Equipment* Part Number Field Service Spares Model 3615 DSU Model 3616 DSU – modular CCA Dial Backup Modules (DBMs) – Models 3615/3616 Snaplock Posts (Core)Standoff Posts (Line Interface) V.32bis 14.4 kbps DBM CoreV.32bis 14.4 kbps Line-Interface 4-Wir...
Page 121 - Glossary; The diagnostic interface between an NMS and the SDU.
Glossary-1 3615-A2-GB20-20 December 1996 Glossary auto backup A function of the dial backup module (DBM) or carrier-mounted dial backup unit,whereby the DSU activates the DBM to reestablish a line automatically when afacility alarm is detected from the DDS network. auto restoral A function of the DB...
Page 123 - Retraining of a V.32 DBM at a lower rate or speed.
Glossary Glossary-3 3615-A2-GB20-20 December 1996 fallback Retraining of a V.32 DBM at a lower rate or speed. FCC Federal Communications Commission. Board of commissioners that regulates allinterstate and foreign electrical communication systems that originate from theUnited States. Front-End Proces...
Page 124 - A data network circuit with one control and one tributary.
COMSPHERE DualFlow Data Service Units Glossary-4 December 1996 3615-A2-GB20-20 point-to-point circuit A data network circuit with one control and one tributary. rate adaption Used when the DSU or DBM operates at a speed greater than the DTE. Thiscapability is enabled automatically when the port spee...
Page 125 - winkback detection; Windows
Glossary Glossary-5 3615-A2-GB20-20 December 1996 winkback detection In telephone switching systems, a momentary signal state change from controlmode idle (CMI) to data mode idle (DMI), and back to CMI (sometimes referred toas a “wink start’’). 6700 Series NetworkManagement System(NMS) A Paradyne au...
Page 126 - Index
Index-1 3615-A2-GB20-20 December 1996 Index A Abort, 4-9, 4-16 selective, 4-9subnetwork, 4-9 Abort Call failure message, C-7ac power requirements, 1-4Acq, 4-16Activ, 4-14, 4-15, 5-3Active message, DBM, C-4Addr, 4-18address, network, 4-18addresses, verifying, 2-11addressing, 2-10, 3-10 example, 2-10,...