Paradyne 3800 manual

COMSPHERE 3800 SERIES MODEMS MODELS 3810, 381 1, AND 3820 USER’S GUIDE Document No. 3810-A2-GB30-30[...]

COMSPHERE 3800 SERIES MODEMS MODELS 3810, 381 1, AND 3820 USER ’ S G UI DE Document No. 3810-A2-GB30-30 September 1998[...]

COMSPHERE 3800 Series Modems A September 1998 3810-A2-GB30-30 COMSPHERE 3800 Series Modems Models 3810, 381 1, and 3820 User ’s Guide 3810-A2-GB30-30 4th Edition (September 1998) Changes and enhancements to the product and to the information herein will be documented and issued as a new release. For the 3800 Series standalone modems, the Universa[...]

Safety Instructions B 3810-A2-GB30-30 September 1998 Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. This product is intended to be used with a three-wire grounding type plug – a plug which has a grounding pin. This is a safety feature. Equipment grounding i[...]

COMSPHERE 3800 Series Modems C September 1998 3810-A2-GB30-30 Notices THIS EQUIPMENT HAS BEEN TESTED AND FOUND TO COMPL Y WITH THE LIMITS FOR A CLASS A DIGIT AL DEVICE, PURSUANT TO P ART 15 OF THE FCC RULES. THESE LIMITS ARE DESIGNED TO PROVIDE REASONABLE PROTECTION AGAINST HARMFUL INTERFERENCE WHEN THE EQUIPMENT IS OPERA TED IN A COMMERCIAL ENVIRO[...]

Safety Instructions D 3810-A2-GB30-30 September 1998 Government Requirements and Equipment Return Certain governments require that instructions pertaining to modem connection to the public switched telephone network be included in the installation and operation manual. Specific instructions are listed in the following sections. United States Notice[...]

COMSPHERE 3800 Series Modems E September 1998 3810-A2-GB30-30 8. This equipment cannot be used on public coin service provided by the telephone company . Connection to Party Line Service is subject to state tariffs. (Contact the state public utility commission, public service commission or corporation commission for information.) 9. The T elephone [...]

Safety Instructions F 3810-A2-GB30-30 September 1998 Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier . Any repairs or alterations made by the user to this equipment, or equipment malfunctions, may give the telecommunications company cause to request the user to disconnect the e[...]

COMSPHERE 3800 Series Modems G September 1998 3810-A2-GB30-30[...]

i 3810-A2-GB30-30 September 1998 T able of Contents Preface Objectives and Reader Assumptions vii . . . . . . . . . . . . . . . . . . . . . . . . . . . How to Use This Manual vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Related Documents viii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems ii September 1998 3810-A2-GB30-30 4. DCP Operation Overview 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diagnostic Control Panels 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Status Indicators 4-4 . . . . . . . . . . . . . . . . . . . .[...]

T able of Contents iii 3810-A2-GB30-30 September 1998 12. Security Overview 12-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Security Branch 12-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Security Password Entry T echniques 12-1 1 . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems iv September 1998 3810-A2-GB30-30 List of Figures Figure Page 2-1 Model 3810 and 3820 2-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Model 3810 Rear Panel 2-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Model 3[...]

T able of Contents v 3810-A2-GB30-30 September 1998 List of T ables T ables Page 4-1 Model 3810 and Model 381 1 DCP LEDs 4-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Model 3820 DCP LEDs 4-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 SDCP LEDs 4-5 . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems vi September 1998 3810-A2-GB30-30[...]

vii 3810-A2-GB30-30 September 1998 Preface Objectives and Reader Assumptions This manual describes how to install and operate the COMSPHERE r 3800 Series standalone and carrier-mounted modems. The reader should have a basic understanding of modems and their operation. How to Use This Manual Chapter 1 provides information about the features of 3800 [...]

COMSPHERE 3800 Series Modems viii September 1998 3810-A2-GB30-30 Related Documents 3000-A2-GA31 COMSPHERE 3000 Series Carrier , Installation Manual 6700-A2-GY31 COMSPHERE 6700 Series Network Management System User ’ s Guide 3610-A2-GZ45 3600 Hubbing Device Featur e Number 3600-F3-300 Installation Instructions Contact your sales or service represe[...]

1-1 3810-A2-GB30-30 September 1998 Introduction Overview 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Features 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 1-2 September 1998 3810-A2-GB30-30 Features The 3800 Series modems have a wide variety of features. • Dial-Line Modulations: V .32 terbo (19,200 and 16,800 bps), ITU-T V .32bis (14,400, 12,000, 9600, 7200, and 4800 bps), V .32 (9600 and 4800 bps), V .22bis (2400 bps), V .22 (1200 bps), V .21 (300 bps), Bell 212A, (120[...]

2-1 3810-A2-GB30-30 September 1998 Model 3810 and 3820 Installation Overview 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3800 Series Modem Package 2-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems 2-2 September 1998 3810-A2-GB30-30 496-13096-02 EIA-232-D INTERF ACE NMS DIAL/LEASED (3820) PHONE/LEASED (3810) AC POWER IN ON/OFF ST A TUS INDICA TORS AC TRANSFORMER LCD AND KEYP AD DIAGNOSTIC CONTROL P ANEL SPEAKER Figure 2-1. Model 3810 and 3820 3800 Series Modem Package After opening the modem ’ s package, check f[...]

Chapter Title 2-3 3810-A2-GB30-30 September 1998 Customer-Supplied Equipment The following customer-supplied equipment is required to complete a data communications system using either the Model 3810 or Model 3820 modem: • A DTE with an available EIA-232-D serial port. • A standard EIA-232-D male-to-female cable with a male DB-25-S connector at[...]

COMSPHERE 3800 Series Modems 2-4 September 1998 3810-A2-GB30-30 Model 3810 Dial-Line Connection For the Model 3810, use the following procedures to connect the modem to the dial network interface: 1. Insert the 6-position, 4-conductor modular plug into the jack labeled DIAL / LEASED (3820). See Figure 2-2. 2. Insert the other end of the modular cor[...]

Model 3810 and 3820 Installation 2-5 3810-A2-GB30-30 September 1998 Model 3820 Dial-Line Connection Use the following procedures to connect a Model 3820 to the dial network interface: 1. Insert the 6-position, 4-conductor modular plug into the jack labeled DIAL / LEASED (3820). See Figure 2-3. 2. Insert the other end of the modular cord into the di[...]

COMSPHERE 3800 Series Modems 2-6 September 1998 3810-A2-GB30-30 DTE Connection Use the following procedures to connect the EIA-232-D cable and ferrite choke from the modem to the DTE: 1. Make sure the modem ’ s rear panel power switch is Off. 2. Connect the DB-25 plug on the cable to the DB-25 socket labeled DTE on the modem ’ s rear panel. See[...]

Model 3810 and 3820 Installation 2-7 3810-A2-GB30-30 September 1998 Model 3810 and Model 3820 T elephone Connection Use the following procedures to connect the modem to a telephone: 1. Insert the 6-position, 4-conductor modular plug into the jack labeled PHONE/LEASED (3810). 2. Insert the other end of the modular cord into the telephone. Dial Netwo[...]

COMSPHERE 3800 Series Modems 2-8 September 1998 3810-A2-GB30-30 Removing and Replacing Model 3810 and Model 3820 Modems T o remove and replace a Model 3810 or Model 3820 modem, perform the following steps: 1. Make sure the modem is offline, and press the modem ’ s rear panel power switch to the Off position. 2. Disconnect the power cord from the [...]

3-1 3810-A2-GB30-30 September 1998 Model 381 1 Installation Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Model 381 1 Installation 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 3-2 September 1998 3810-A2-GB30-30 496-13155-02 TXD RXD RTS CTS DSR DTR LSD 103 104 105 106 107 108 109 Pwr Alrm Te s t Dial RI Busy Serv SQ Status Front Panel 381 1 142 125 Spkr F ACEPLA TE EIA-232/V .24 EDGE CARD CONNECTOR RS-366A/V .25 EDGE CARD CONNECTOR EIA-232/V .24 CONNECTOR RS-366A/V .25 CONNECTOR V .35 (3600/35[...]

Model 381 1 Installation 3-3 3810-A2-GB30-30 September 1998 The installation of a Model 381 1 varies slightly if an SDCP is installed on the front of the carrier . T o install a Model 381 1 modem into the carrier without an SDCP , perform the following steps: CAUTION If the Model 381 1 is removed from the carrier , always use a ground strap when ha[...]

COMSPHERE 3800 Series Modems 3-4 September 1998 3810-A2-GB30-30 If the modem is to communicate with an installed SDCP , install the modem as described above and perform the following steps: 1. Press the Select key on the SDCP . The cursor appears in the carrier selection entry . 2. Press the F1 ( " ) or F2 ( ↓ ) key until the carrier number [...]

4-1 3810-A2-GB30-30 September 1998 DCP Operation Overview 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diagnostic Control Panels 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 4-2 September 1998 3810-A2-GB30-30 PWR ALRM CTS TXD LSD RXD TEST RA TE 105 106 103 109 108 142 COMSPHERE 3810 496-13067-02 F1 F2 F3 SQ RTS DTR 104 DIAG Figure 4-1. Model 3810 DCP CTS TXD LSD RXD 105 106 103 109 COMSPHERE 3820 496-13068-02 F1 F2 F3 RTS 104 SQ Figure 4-2. Model 3820 DCP[...]

DCP Operation 4-3 3810-A2-GB30-30 September 1998 Model 381 1 Faceplate and Shared Diagnostic Control Panel The SDCP , is used to manage carrier-mounted Model 381 1 modems. Use the SDCP to issue commands to, view and select configuration options on, or monitor tests for a specific Model 381 1 modem. The faceplate of the Model 381 1 contains LED stat[...]

COMSPHERE 3800 Series Modems 4-4 September 1998 3810-A2-GB30-30 Status Indicators The 3800 Series modems ’ status indicators continuously provide information on the modem ’ s operating condition. All of the status indicators on the Model 3810 and Model 3820 appear on the DCP (Figures 4-1 and 4-2), whereas the status indicators for the carrier-m[...]

DCP Operation 4-5 3810-A2-GB30-30 September 1998 DCP LEDs for the standalone Model 3820 are listed and described in T able 4-2. The SDCP LEDs are listed and described in T able 4-3. T able 4-2 Model 3820 DCP LEDs Label Color Indicates RTS/105 green RTS signal is ON. CTS/106 green CTS signal is ON. TXD/103 green The modem is receiving data from the [...]

COMSPHERE 3800 Series Modems 4-6 September 1998 3810-A2-GB30-30 Diagnostic Control Panel Operation The 3800 Series modem ’ s diagnostic control panel (DCP) is the user interface to all functions used to configure and control the modem. This interface includes the status light-emitting diodes (LEDs), and a two-line, 32-character liquid crystal dis[...]

DCP Operation 4-7 3810-A2-GB30-30 September 1998 Key The key moves you up one level in the menu tree. and Keys Use the and keys to move the viewing window left or right and to scroll the remaining branches and selections into view . A maximum of three selections can be displayed at one time. These keys also allow you to move the cursor one characte[...]

COMSPHERE 3800 Series Modems 4-8 September 1998 3810-A2-GB30-30 T op-Level Menu Status and Operational Messages Access to all menu tree branches from the DCP begins at the T op-Level menu, the head of the menu hierarchy . The LCD ’ s top line identifies the modem status, as listed in T able 4-4, while the bottom line displays the main menu tree b[...]

DCP Operation 4-9 3810-A2-GB30-30 September 1998 T able 4-4 (2 of 3) T op-Level Menu Status Call Failure Messages Indicates Busy Signal The answering modem is busy . Dial Line in Use The modem is already operating on dial networks when another call attempt has been issued. Invalid Number The modem has dialed a telephone number not stored in a direc[...]

COMSPHERE 3800 Series Modems 4-10 September 1998 3810-A2-GB30-30 T able 4-4 (3 of 3) T op-Level Menu Status Dial Backup Messages Indicates Dial Standby The modem is operating in Dial Standby mode. DialBckUp: MR* The modem is operating in a Dial Backup mode at the displayed data rate and is configured for Direct mode. Backup: MR* EC** The modem is o[...]

DCP Operation 4-1 1 3810-A2-GB30-30 September 1998 Messages listed in T able 4-5 are common operational messages that occur during modem operation. These messages normally appear on the second line of the LCD. T able 4-5 Common Operational Messages Common Operational Messages Indicates Please W ait... Appears when a command to a local device takes [...]

COMSPHERE 3800 Series Modems 4-12 September 1998 3810-A2-GB30-30 Messages listed in T able 4-6 are dial access security messages that can occur when the optional security feature is installed. The T op-Level menu ’ s main branches appear on the LCD in the order of Call Setup, T alk / Data, Status, T est, Configure, Control, Security , and Remote.[...]

DCP Operation 4-13 3810-A2-GB30-30 September 1998 Selecting Factory Configuration Options After the modem passes the power-up self-test, configure it for operation using one of the factory preset configurations. The 3800 Series modems have several factory preset templates that contain the most commonly used configuration options (straps) for Asynch[...]

COMSPHERE 3800 Series Modems 4-14 September 1998 3810-A2-GB30-30 • On initial power-up, the modem is in Command mode. T o verify that the modem is connected and functioning properly , enter the following: TYPE: AT PRESS: Return (Enter) The screen displays OK. If the modem does not return OK , refer to Appendix C, T roubleshooting . NOTE If you ha[...]

DCP Operation 4-15 3810-A2-GB30-30 September 1998 Diagnostic Control Panel Security Access NOTE This page of the manual is self-supporting and can be removed to prevent unwanted knowledge of the DCP security access selections. Use the DCP security access function to ‘‘ lock ” the DCP of any 3800 Series modem and prevent unwanted user access. [...]

COMSPHERE 3800 Series Modems 4-16 September 1998 3810-A2-GB30-30[...]

5-1 3810-A2-GB30-30 September 1998 Call Setup Branch Overview 5-1 ă . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Call Setup Branch 5-2 ă . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 5-2 September 1998 3810-A2-GB30-30 Call Setup Branch In the following descriptions, the shaded key indicates what key to press to perform the described operation. T o access the Call Setup branch from the T op-Level menu, select Call_Setup: F1 Idle: 19.2 > Call_Setup F2 F3 Dial Dial allows you to dial any telephone n[...]

Call Setup Branch 5-3 3810-A2-GB30-30 September 1998 Disconnect Disconnect allows the modem to go on-hook (hang up). Use this function when you want to disconnect an established call on a dial line. NOTE When the Model 3820 is configured for leased-line operation, this function is not available and is not displayed on the LCD. T o access Disconnect[...]

COMSPHERE 3800 Series Modems 5-4 September 1998 3810-A2-GB30-30 Dial Standby/Return to Dial The Dial Standby and Return to Dial functions appear on the LCD only after the Model 3810 or Model 381 1, operating on leased lines, is placed into dial backup. Once the modem is operating in Dial Backup mode, these functions allow the modem to be switched b[...]

Call Setup Branch 5-5 3810-A2-GB30-30 September 1998 F1 Dial Standby Command Complete F2 F3 If the modem is operating in a Dial Backup mode, the Dial Standby function forces the modem to leased lines and displays the status message Command Complete . Once the modem is in Dial Standby mode, the Return to Dial function appears on the LCD. Selecting t[...]

COMSPHERE 3800 Series Modems 5-6 September 1998 3810-A2-GB30-30 F1 01 : 9W5556789 z Nxt ąąąĄ "# F2 F3 T o save the number just entered, scroll to the next directory location by selecting Nxt or press the " or # key . The number is now stored in nonvolatile memory . A T Command Equivalent The A T command for Change Directory is & Z[...]

6-1 3810-A2-GB30-30 September 1998 T alk /Data Branch Overview 6-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T alk/Data Branch 6-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems 6-2 September 1998 3810-A2-GB30-30 Manual Dialing when the Remote Modem Is Configured for Auto-Answer If you are originating a call using a telephone and the remote modem is configured for Auto-Answer , perform the following procedure. F1 Idle : 19.2 Tlk/Data Status F2 F3 Press the key until Tlk/Data is displayed. Lift [...]

7-1 3810-A2-GB30-30 September 1998 Status Branch Overview 7-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Status Branch 7-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 7-2 September 1998 3810-A2-GB30-30 Status Branch T o access Status from the T op-Level menu, make the following selections: F1 Idle : 19.2 Tlk/Data Status F2 F3 Press the key until Status appears. Select Status. VF VF displays the condition of the dial or leased-line connection. T o access VF from the Status branch, mak[...]

Status Branch 7-3 3810-A2-GB30-30 September 1998 Identity Identity displays the modem ’ s serial number, model number , firmware revision level, hardware part number and firmware part number . Retrieval of this information is useful if you are purchasing additional or replacement modems and/or making firmware upgrades. T o access Identity from th[...]

COMSPHERE 3800 Series Modems 7-4 September 1998 3810-A2-GB30-30 DTE DTE displays the state and/or activity of the EIA-232-D interface leads: LSD, DTR, DSR, T st, TXD, RXD, R TS, and CTS signals are monitored. The interface leads status is updated every 5 seconds. T o access DTE from the Status branch, make the following selections: F1 Status: Ident[...]

Status Branch 7-5 3810-A2-GB30-30 September 1998 Options The Options Status function displays all optional firmware features currently installed in the modem (for example, V .29, V .33, and dial network management). If no firmware options are installed, None_Installed appears on the LCD. T o access Options from the Status branch, make the following[...]

COMSPHERE 3800 Series Modems 7-6 September 1998 3810-A2-GB30-30[...]

8-1 3810-A2-GB30-30 September 1998 T est Branch Overview 8-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T est Branch 8-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 8-2 September 1998 3810-A2-GB30-30 T est Branch T o access the T est branch from the T op-Level menu, make the following selections: F1 Idle : 19.2 Status T est F2 F3 Press the key until T est appears. Select T est. Abort Abort ends any test that is in progress and brings the modem back to the normal mode of operation. [...]

T est Branch 8-3 3810-A2-GB30-30 September 1998 Loc Analog Loop Loc Analog Loop performs a local analog loopback (ITU-T V .54 Loop 3), Figure 8-1, that verifies modem operation as well as the connection between the DTE and modem. The modem must be offline to perform this test, otherwise Invalid Command appears. T o access Loc Analog Loop from the T[...]

COMSPHERE 3800 Series Modems 8-4 September 1998 3810-A2-GB30-30 Rem Digital Loop Rem Digital Loop performs a remote digital loopback (ITU-T V .54 Loop 2), Figure 8-2. This test can verify the integrity of the local modem, the communications link, and the remote modem. Any data or pattern entered at the local DTE is sent to and returned from the rem[...]

T est Branch 8-5 3810-A2-GB30-30 September 1998 Loc Digital Loop Loc Digital Loop is issued by a local modem and forces it to loopback any data received from the remote modem (Figure 8-3). (This test operates the same as a ITU-T V .54 Loop 2 except it is issued at your modem.) This is useful if a remote modem is incapable of initiating a remote dig[...]

COMSPHERE 3800 Series Modems 8-6 September 1998 3810-A2-GB30-30 Pattern Pattern can transmit and receive a 51 1 bit error rate test pattern. It can also be used with a local analog loopback or a remote digital loopback to simulate data passing through the modem. For this test to operate properly , the modems must be online and in Synchronous or Asy[...]

T est Branch 8-7 3810-A2-GB30-30 September 1998 Figure 8-6. End-to-End Pattern T est T o access Pattern from the T est branch, make the following selections: F1 T est : > Pattern F2 F3 Press the key until Pattern appears. Select Pattern to start this test. F1 T est : Pattern > Blks Errd = xxxxxxx F2 F3 BlksErrd=xxxxxxx displays the number of [...]

COMSPHERE 3800 Series Modems 8-8 September 1998 3810-A2-GB30-30[...]

9-1 3810-A2-GB30-30 September 1998 Configure Branch Overview 9-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Configure Branch 9-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 9-2 September 1998 3810-A2-GB30-30 Figures 9-1 and 9-2 graphically display the interaction between the edit area and configuration areas as viewed from the perspective of the DCP and the A T command set. CONTENTS OF Active (Saved) ARE AUTOMA TICALL Y COPIED T O Active (Operating) WHEN A SA VE IS COMMANDED VIA THE DCP , [...]

Configure Branch 9-3 3810-A2-GB30-30 September 1998 Active (Saved) (A TZ0, A TZ3) LOAD Active (Operating) USING AT Z OR AT & F COMMAND Active (Operating) CHANGES MADE USING ANY AT COMMAND IMMEDIA TEL Y AFFECT MODEM OPERA TION USE AT & W COMMAND T O SA VE CHANGES TO Active (Saved), Customer 1, OR Customer 2 494-13080-02 Customer 1 (A TZ1) Cu[...]

COMSPHERE 3800 Series Modems 9-4 September 1998 3810-A2-GB30-30 Configure Branch The Configure branch of the T op-Level menu contains all of the modem ’ s configuration options (straps) which determine how the modem operates. These configuration options are accessed by scrolling down and across various levels of the Configure branch. Configure Ac[...]

Configure Branch 9-5 3810-A2-GB30-30 September 1998 The Configure branch consists of the following three levels: • Ld EditArea frm. Allows the selection of the Active (Operating), Active (Saved), Customer 1, Customer 2, and Factory configuration areas. • Choose Function. Allows you to make changes (Edit) to existing configuration options or wri[...]

COMSPHERE 3800 Series Modems 9-6 September 1998 3810-A2-GB30-30 Select Nxt until RemAccssPasswrd appears. F1 RemAccssPasswrd Nxt ąĄ ° 0 0000000 F2 F3 Select the F2 ( ° ) key to increment password values. F1 RemAccssPasswrd Nxt ąĄ ° 0 0000000 F2 F3 Press the key to move the cursor to the next position. F1 RemAccssPasswrd Nxt ąĄ ° 12345678 [...]

Configure Branch 9-7 3810-A2-GB30-30 September 1998 Configuration T ables The modem ’ s configuration options are arranged into eight groups based upon functionality: DTE Interface (T able 9-1), DTE Dialer (T able 9-2), Line Dialer (T able 9-3), Dial Line (T able 9-4), Leased Line (T able 9-5), V .42/MNP/ Buf fer (T able 9-6), T ests (T able 9-7)[...]

COMSPHERE 3800 Series Modems 9-8 September 1998 3810-A2-GB30-30 T able 9-1 (1 of 7) DTE Interface Configuration Options Async/Sync Mode: Async Nxt Async Sync Asynchronous/Synchronous Mode. Determines whether the modem operates in Asynchronous mode or Synchronous mode. If the A T command set is enabled and this configuration option is set for Sync, [...]

Configure Branch 9-9 3810-A2-GB30-30 September 1998 T able 9-1 (2 of 7) DTE Interface Configuration Options Parity Bit: None Nxt None Even Odd Mark Space Parity Bit. Determines type of parity bit. The parity of the DTE must match the parity of the modem. Parity options include None, Even, Odd, Mark, or Space. None – No parity bit is used. This is[...]

COMSPHERE 3800 Series Modems 9-10 September 1998 3810-A2-GB30-30 T able 9-1 (3 of 7) DTE Interface Configuration Options DTR Action: Ignore Nxt Stndrd_RS232 Ignore CntrlsOnHook Off=ReloadStrp Off=CmdMode CntrlsTXMute Data T erminal Ready Action. DTR is a signal from the DTE to the modem indicating that the DTE is connected and ready for operation. [...]

Configure Branch 9-1 1 3810-A2-GB30-30 September 1998 T able 9-1 (4 of 7) DTE Interface Configuration Options DSR Control (cont ’ d) Delay to Data – Operation is similar to the Standard RS232 setting except that DSR does not turn ON until the modem enters Data mode. Normally , the modem raises DSR when it begins the handshaking process. Use thi[...]

COMSPHERE 3800 Series Modems 9-12 September 1998 3810-A2-GB30-30 T able 9-1 (5 of 7) DTE Interface Configuration Options CTS Control: Forced_On Nxt Forced_On Stndrd_RS232 WinkWhenDisc Follows_DTR Clear-to-Send Control. CTS is a signal from the modem to the DTE indicating that it can accept data from the DTE. NOTE: When CTS flow control or CTS/R TS [...]

Configure Branch 9-13 3810-A2-GB30-30 September 1998 T able 9-1 (6 of 7) DTE Interface Configuration Options LSD Control: Stndrd_RS232 Nxt Stndrd_RS232 Forced_On WinkWhenDisc Follows_DTR Sim_Cntrl_Car =DTR/DiscOff BridgeRetrain Line Signal Detect Control. LSD is a signal indicating that the carrier signal is being received from the remote modem. It[...]

COMSPHERE 3800 Series Modems 9-14 September 1998 3810-A2-GB30-30 T able 9-1 (7 of 7) DTE Interface Configuration Options CT1 1 1_Rate Cntl: Disable Nxt Disable Fallback1 Fallback2 CT1 1 1 Rate Control. Allows the DTE to control modem rate via Pin 23 of the EIA-232-D interface. This option determines the effect of the DTE Rate control signal. CT1 1 [...]

Configure Branch 9-15 3810-A2-GB30-30 September 1998 DTE Dialer The DTE Dialer configuration options establish the DTE-to-modem protocol for call establishment and control. T able 9-2 shows each DTE Dialer configuration option as it appears on the LCD, with the Async Dial factory default setting (the default value if the modem is just being install[...]

COMSPHERE 3800 Series Modems 9-16 September 1998 3810-A2-GB30-30 T able 9-2 (2 of 5) DTE Dialer Configuration Options *A T Escape Char: 043 ASCI Nxt " 043 ASCI A T Escape Character . The escape sequence (+++) allows you to move back and forth between Command mode and Data mode. The ASCII value of the escape character (43 ASCII) can be set to a[...]

Configure Branch 9-17 3810-A2-GB30-30 September 1998 T able 9-2 (3 of 5) DTE Dialer Configuration Options *Backspace Char: 008 ASCI Nxt ↑ 008 ASCI Backspace Character . Sets the character used to perform a backspace in Command mode. The factory default is 08 (ASCII backspace character). A T command is S-register S5 = n , where n is a value from 0[...]

COMSPHERE 3800 Series Modems 9-18 September 1998 3810-A2-GB30-30 T able 9-2 (4 of 5) DTE Dialer Configuration Options *ResultCode Form: Words Nxt Words Numbers (1) Numbers (2) Result Codes Format. Controls whether or not result codes appear as words or as numeric codes. Some DTEs do not recognize Result Codes as words; therefore, numbers are requir[...]

Configure Branch 9-19 3810-A2-GB30-30 September 1998 T able 9-2 (5 of 5) DTE Dialer Configuration Options V .25b NewLineChr: CR+LF Nxt CR+LF CR LF V .25bis New Line Character . Sets the modem for the command line terminator used by the DTE in V .25bis Async mode. The modem responds to the DTE using the same line terminator . NOTE: This configuratio[...]

COMSPHERE 3800 Series Modems 9-20 September 1998 3810-A2-GB30-30 Line Dialer The Line Dialer configuration options establish parameters used by the modem to answer or originate calls. T able 9-3 shows each Line Dialer configuration option as it appears on the LCD, with the Async Dial factory default setting (the default value if the modem is just b[...]

Configure Branch 9-21 3810-A2-GB30-30 September 1998 T able 9-3 (2 of 5) Line Dialer Configuration Options Blind Dial Paus: 2sec Nxt 2sec 4sec 6sec 8sec 10sec 20sec Blind Dial Pause. Determines how long the modem waits before dialing a telephone number when DialT one Detect is disabled. NOTE: The Blind Dial Pause configuration option only appears w[...]

COMSPHERE 3800 Series Modems 9-22 September 1998 3810-A2-GB30-30 T able 9-3 (3 of 5) Line Dialer Configuration Options Fast Disconnect: Disable Nxt Disable Enable Fast Disconnect. Allows the modem to disconnect immediately after receiving a disconnect command from a local DTE or its own diagnostic control panel. Disable – The modem follows its no[...]

Configure Branch 9-23 3810-A2-GB30-30 September 1998 T able 9-3 (4 of 5) Line Dialer Configuration Options No Carrier Disc: 2sec Nxt 2sec 5sec Disable 10sec 20sec No Carrier Disconnect. If the modem no longer receives carrier from the remote modem, it disconnects the call. This configuration option determines how long carrier is Off before the mode[...]

COMSPHERE 3800 Series Modems 9-24 September 1998 3810-A2-GB30-30 T able 9-3 (5 of 5) Line Dialer Configuration Options Auto Make Busy: Disable Nxt Disable Enable Automatic Make Busy . Forces the modem to go off-hook under the following conditions: a local analog loopback is performed, a self-test is performed, or if the modem is switched to the ser[...]

Configure Branch 9-25 3810-A2-GB30-30 September 1998 Dial Line The Dial Line configuration options are used to configure the modem for operation over dial lines. T able 9-4 shows each Dial Line configuration option as it appears on the LCD, with the Async Dial factory default setting (the default value if the modem is just being installed) shown fo[...]

COMSPHERE 3800 Series Modems 9-26 September 1998 3810-A2-GB30-30 T able 9-4 (2 of 3) Dial Line Configuration Options V32bis Autorate: Enable Nxt Enable Disable StartAt48 StartAt96 Enable – Once connected, the modem automatically lowers the line rate if line conditions become impaired. When line conditions improve, the modem automatically shifts u[...]

Configure Branch 9-27 3810-A2-GB30-30 September 1998 T able 9-4 (3 of 3) Dial Line Configuration Options V32bis T rain: Long Nxt Long Short V .32bis T rain. Controls V .32bis and V .32 train. Determines whether minimum or maximum time durations are used during the V .32bis/V .32 handshaking sequence for both dial and 4-wire/2-wire leased line appli[...]

COMSPHERE 3800 Series Modems 9-28 September 1998 3810-A2-GB30-30 Leased Line The Leased Line configuration options are used to configure the modem for operation over leased lines. The Leased Line configuration group only appears if the modem is configured with the Sync Leased factory preset template, or when the &L1, &L2, &L3, or &L[...]

Configure Branch 9-29 3810-A2-GB30-30 September 1998 T able 9-5 (2 of 5) Leased Line Configuration Options V32bis Autorate: Enable Nxt Enable Disable V .32bis Autorate. Once connected, the modem automatically lowers the line rate if line conditions become impaired. When line conditions improve, the modem automatically shifts up to the highest data [...]

COMSPHERE 3800 Series Modems 9-30 September 1998 3810-A2-GB30-30 T able 9-5 (3 of 5) Leased Line Configuration Options BdLn Auto Orig: Disable Nxt Disable Enable FastBackup 2_min 5_min 10_min Bad Lines Auto Originate. Allows the modem to dial the number stored in directory location 1 to restore communications with the remote modem when the leased l[...]

Configure Branch 9-31 3810-A2-GB30-30 September 1998 T able 9-5 (4 of 5) Leased Line Configuration Options Rate Auto Orig: Disable Nxt Disable OnFlBkT o48 OnFlBkT o72 OnFlBkT o96 OnFlBkT o120 OnFlBkT o144 OnFlBkT o168 Rate Auto Originate. Initiates a dial backup call, using the phone number in directory location 1, when the leased-line rate of the [...]

COMSPHERE 3800 Series Modems 9-32 September 1998 3810-A2-GB30-30 T able 9-5 (5 of 5) Leased Line Configuration Options AutoDialStandby: Disable Nxt Disable 15min 30min 1hr 4hr T est(2min) Adv15min Adv30min Adv1hr T estAdv2min Automatic Dial Standby . Permits a modem operating on dial lines (regardless of the method of dialing origination) to check [...]

Configure Branch 9-33 3810-A2-GB30-30 September 1998 V .42/MNP/Buffer V .42/MNP/Buf fer configuration options determine the type of error correction and flow control used by the modems and attached DTEs. Some choices within this group may not appear depending upon how previous configuration options have been selected. If the Async/Sync Mode configu[...]

COMSPHERE 3800 Series Modems 9-34 September 1998 3810-A2-GB30-30 T able 9-6 (2 of 6) V .42/MNP/Buffer Configuration Options *Err Contrl Mode (cont.) For Async Dial and UNIX Dial, V42/MNPorBfr is the factory default. For Sync Dial and Sync Leased, DirectMode is the factory default. A T command for Buffer Mode is N0. A T command for Direct Mode is [...]

Configure Branch 9-35 3810-A2-GB30-30 September 1998 T able 9-6 (3 of 6) V .42/MNP/Buffer Configuration Options *EC Negotiat Bfr: Disable Nxt Disable Enable Disab&Switch Error Control Negotiate Buffer . Determines if the answering modem buffers the data that it received from the remote modem during an interval in which the modem attempts to est[...]

COMSPHERE 3800 Series Modems 9-36 September 1998 3810-A2-GB30-30 T able 9-6 (4 of 6) V .42/MNP/Buffer Configuration Options *Flw Cntl of Mdm: Disable Nxt Disable XON/XOFF RTS_to_Mdm Flow Control of Modem. Determines how the DTE controls the flow of data from the modem. Disable – The DTE cannot control the flow of data from the modem. XON/XOFF –[...]

Configure Branch 9-37 3810-A2-GB30-30 September 1998 T able 9-6 (5 of 6) V .42/MNP/Buffer Configuration Options *Break Buffr Ctl: Keep_Data Nxt Keep_Data Discard_Data Break Buffer Control. Determines if data stored in the modem ’ s buffer is saved or discarded when the DTE issues a break sequence. Keep Data (Nondestructive mode) – Saves the dat[...]

COMSPHERE 3800 Series Modems 9-38 September 1998 3810-A2-GB30-30 T able 9-6 (6 of 6) V .42/MNP/Buffer Configuration Options *RxBuffDiscDelay: Disable Nxt 0sec 60sec Disable Receive Buffer Disconnect Delay . Determines the maximum amount of time the modem can continue to send data in its Receive Buffer to the DTE after the modem is commanded by the [...]

Configure Branch 9-39 3810-A2-GB30-30 September 1998 T ests The T ests configuration options determine specifics, such as the duration of a test, for the various diagnostic tests available to the modem. T able 9-7 shows each T ests configuration option as it appears on the LCD, with the Async Dial factory default setting (the default value if the m[...]

COMSPHERE 3800 Series Modems 9-40 September 1998 3810-A2-GB30-30 T able 9-7 (2 of 2) T est Configuration Options V54 Address: Disable Nxt Disable (Address V alues) V .54 Address. Determines which remote 3800 Series modem is placed into a remote loopback test. This can be either a remote digital loopback or local analog loopback. This type of addres[...]

Configure Branch 9-41 3810-A2-GB30-30 September 1998 Misc The Miscellaneous configuration options determine specifics for various functions, including network management parameters and remote modem access. T able 9-8 shows each Misc (Miscellaneous) configuration option as it appears on the LCD, with the Async Dial factory default setting (the defau[...]

COMSPHERE 3800 Series Modems 9-42 September 1998 3810-A2-GB30-30 T able 9-8 (2 of 4) Miscellaneous Configuration Options Speaker V olume: Medium Nxt Medium Low High Speaker V olume. Controls the level of speaker volume. The factory default is Medium. NOTE: Speaker V olume can also be temporarily set using the Control branch; however , a reset or po[...]

Configure Branch 9-43 3810-A2-GB30-30 September 1998 T able 9-8 (3 of 4) Miscellaneous Configuration Options *NetMngmtAddress: 256 Nxt " 256 Network Management Address. Determines the address used when accessing a locally attached modem from the 6700 Series NMS. This configuration option is ignored by remote modems. Address values range from 0[...]

COMSPHERE 3800 Series Modems 9-44 September 1998 3810-A2-GB30-30 T able 9-8 (4 of 4) Miscellaneous Configuration Options *NetworkPosition: T ributary Nxt T ributary Control Network Position Identification. Each modem must be identified either as a control modem or a tributary modem. NOTE: This configuration option is only applicable for leased-line[...]

Configure Branch 9-45 3810-A2-GB30-30 September 1998 Security Configuration Options The Security Configuration Options group allows you to view and set dial access security parameters. This group appears only if the dial access security feature has been installed. T able 9-9 shows each Security configuration option as it appears on the LCD. The fac[...]

COMSPHERE 3800 Series Modems 9-46 September 1998 3810-A2-GB30-30 T able 9-9 (2 of 2) Security Configuration Options *DTE_PW_BkSpChar: 008 Nxt " 008 DTE Password Backspace Character . Sets the character that is used to perform a backspace in security mode. This character can be set to any ASCII value from 1 to 47, 58 to 64, 91 to 96, or 123 to [...]

10-1 3810-A2-GB30-30 September 1998 Control Branch Overview 10-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Control Branch 10-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems 10-2 September 1998 3810-A2-GB30-30 Speaker Speaker allows you to make temporary adjustments to the modem ’ s speaker volume. Upon a reset, speaker volume returns to its configured setting. For more information on speaker settings, refer to the Misc section in Chapter 9. T o access Speaker from the Control branch, mak[...]

Control Branch 10-3 3810-A2-GB30-30 September 1998 Make Busy/Remove Make Busy The Make Busy function forces the modem off-hook so it cannot answer a call. This is often used with PBX systems to permit the busy out of a PBX port for rotary or hunt groups. W ARNING T o not violate FCC and DOC regulations, this function must only be used behind a user[...]

COMSPHERE 3800 Series Modems 10-4 September 1998 3810-A2-GB30-30 A T Command Equivalent There is no A T Command Equivalent for Service Line. DownLoad Code The Download Code function sets parameters within the modem when transferring firmware to a remote modem or when receiving firmware upgrades from a locally attached PC-based controller . The latt[...]

Control Branch 10-5 3810-A2-GB30-30 September 1998 At this point, if you do not want to continue this process, abort the transfer by selecting any function key . This returns the modem to the T op-Level menu. However , to continue with the transfer , press the key to display the Reprogram_Remote selection. F1 W arning : Download Reprogram_Remote F2[...]

COMSPHERE 3800 Series Modems 10-6 September 1998 3810-A2-GB30-30 As data banks are transferred, the local and remote LCD ’ s bottom line displays the status of the download process, and the number of records sent versus the total number of records for that bank. F1 RemClone OK Call_Setup F2 F3 If the download is successful, the local modem displa[...]

1 1-1 3810-A2-GB30-30 September 1998 Remote Branch Overview 1 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Remote Branch 1 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 1 1-2 September 1998 3810-A2-GB30-30 Remote Branch The following conditions must be met before using the Remote branch: • A connection using either the dial network or leased lines must be established. • The Access from Remote configuration option must be enabled in the remote modem. • The Remote Access Password c[...]

Remote Branch 1 1-3 3810-A2-GB30-30 September 1998 F1 Online : 19.2 Control ExitRem F2 F3 If the remote modem accepts the password and the entry is successful, the T op-Level menu of the remote modem (Figure 1 1-1) appears on the local modem ’ s LCD. An appears in the upper right-hand corner indicating that what is displayed on your LCD is actual[...]

COMSPHERE 3800 Series Modems 1 1-4 September 1998 3810-A2-GB30-30[...]

12-1 3810-A2-GB30-30 September 1998 Security Overview 12-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Originate Access Security 12-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

COMSPHERE 3800 Series Modems 12-2 September 1998 3810-A2-GB30-30 Originate Access Security Originate Access lets you control who can originate a call from a local modem via the A T command set. This is useful in LAN and modem pooling applications. W ith Originate Access security , a local user ’ s password is embedded in the A T dial command. If [...]

Security 12-3 3810-A2-GB30-30 September 1998 NOTE While pulse dial can be used to originate the call, DTMF tones must be used for the password. This can be accomplished by using the P and T modifiers appropriately . Refer to the Dial command in Chapter 14, AT Command Set and S-Registers , for more on modifiers. This method of password entry require[...]

COMSPHERE 3800 Series Modems 12-4 September 1998 3810-A2-GB30-30 Security Branch The Security branch of the T op-Level menu allows you to change and save parameters that are critical to the dial access security password database. This database is a collection of passwords and their associated parameters that determine how the modems control passwor[...]

Security 12-5 3810-A2-GB30-30 September 1998 Set Access Ctrl Set Access Control allows you to change security configuration. This function is protected by an Administrative Password. The Reset Security function allows you to reset the Administrative Password, but results in erasure of the modem ’ s security database. T o access Security from the [...]

COMSPHERE 3800 Series Modems 12-6 September 1998 3810-A2-GB30-30 EditPasswdT able The Password T able is the modem ’ s security database. It contains all essential information for each password stored in the modem ’ s nonvolatile memory . The information associated with each password is known as a record. Records are identified by an index whic[...]

Security 12-7 3810-A2-GB30-30 September 1998 T able 12-1 Edit Password T able Group Options PsWdT ype xxxx Nxt Cleared DTE_Entry VF_Entry VF_plus_DTE Password T ype. Indicates whether this index location is configured for VF-side password, DTE-side password, or both. Cleared displays for an index location that contains no valid entry . Note that th[...]

COMSPHERE 3800 Series Modems 12-8 September 1998 3810-A2-GB30-30 Set Answer Sec Set Answer Security determines if dial access security is enabled or disabled. This method of inbound security is configured in the answering modem. Although this also appears under the Security Configuration Option group in Chapter 9, it can only be changed from the Se[...]

Security 12-9 3810-A2-GB30-30 September 1998 Set Orig Sec Set Originate Security controls whether or not the modem can originate a call using A T commands when the dial access security feature is installed. This method of outbound security only applies to modems originating a call. T o access Set_Orig_Sec from Set Access Ctrl, make the following se[...]

COMSPHERE 3800 Series Modems 12-10 September 1998 3810-A2-GB30-30 Set Admin PsWd Set Administrative Password is used to change the Administrative Password value. The Administrative Password is an 8-digit decimal number that allows authorized users to enter the Access Security Control function. NOTE If this value is forgotten, then the only way to a[...]

Security 12-1 1 3810-A2-GB30-30 September 1998 F1 Reset Security < Erase_All_PassWd F2 F3 T o reset security , press until Erase_All_PassWd appears on the LCD. Select Erase_All_PassWd. The entire security database is erased and the Administrative Password defaults to the Reset Default password value. This value appears as a single number on the [...]

COMSPHERE 3800 Series Modems 12-12 September 1998 3810-A2-GB30-30 A DTE-side password is entered after the modems have trained, but before a normal connection is established. The following example illustrates how to enter a DTE-side password: TYPE: abc123 PRESS: Enter Where: abc123 is a 10-alphanumeric character password. Characters used for DTE-si[...]

Security 12-13 3810-A2-GB30-30 September 1998 T able 12-5 is an example of a database table with passwords configured for DTE Entry only . This type of password is entered via the originating user ’ s DTE. T able 12-6 is an example of a security database table that uses a mixture of VF and DTE passwords. T able 12-5 Security Database T able Using[...]

COMSPHERE 3800 Series Modems 12-14 September 1998 3810-A2-GB30-30 T able 12-7 is an example of a security database table that uses paired VF and DTE passwords for use in VF_w/_DTE answer security mode. T able 12-7 Security Database T able Using Paired VF-Side and DTE-Side Passwords VF and DTE Passwords Index Password T ype Assigned to 01 001 10001 [...]

13-1 3810-A2-GB30-30 September 1998 Fax Operation Overview 13-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fax Operation 13-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems 13-2 September 1998 3810-A2-GB30-30 There are no Diagnostic Control Panel (DCP) functions unique to fax operation. If your fax software requires that you change the configuration of your modem, see the appropriate sections of Chapter 9, Configur e Branch . The DCP is disabled during fax operation. Y our fax software use[...]

14-1 3810-A2-GB30-30 September 1998 A T Command Set and S-Registers Overview 14-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating Modes 14-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems 14-2 September 1998 3810-A2-GB30-30 Use the O command to return to Data mode from online Command mode. Enter the following command: TYPE: AT O PRESS: Enter Command Guidelines Review the following guidelines before using any A T Commands. • The escape sequence (+++) is used to enter online Command mode from Data mode. [...]

A T Command Set and S-Registers 14-3 3810-A2-GB30-30 September 1998 A T Command Format A T commands are entered in Command mode using the following format: TYPE: AT Xn Where: X is the A T command and n is the specific value for that command. PRESS: Enter In T able 14-1, the value for X is listed in the A T Command column and the value for n is list[...]

COMSPHERE 3800 Series Modems 14-4 September 1998 3810-A2-GB30-30 T able 14-1 (2 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description D n (cont ’ d) W or + – W ait for dial tone. Modem waits for a second dial tone before processing the dial string. This can be the initial dial tone or a second tone received when dialing thro[...]

A T Command Set and S-Registers 14-5 3810-A2-GB30-30 September 1998 T able 14-1 (3 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description I n Identification I 0 Displays product code; default is 144. I 1 Displays 3-digit firmware revision number . I 2 Performs an EPROM check. I 3 Displays the modem ’ s serial number . I 4 Displ[...]

COMSPHERE 3800 Series Modems 14-6 September 1998 3810-A2-GB30-30 T able 14-1 (4 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description T T one Dial Sets the modem for tone dial mode. ConfigureEditLine Dialer V n Result Code Format V0 Displays result codes in Number (1) format digits. V1 Displays result codes as text. V2 Display[...]

A T Command Set and S-Registers 14-7 3810-A2-GB30-30 September 1998 T able 14-1 (5 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description Z n Reset and Load Active Z0 Loads configuration options from Active (Saved) to Active (Operating). Z1 Loads configuration options from Customer 1 to Active (Operating). Z2 Loads configuration [...]

COMSPHERE 3800 Series Modems 14-8 September 1998 3810-A2-GB30-30 T able 14-1 (6 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &F n Select Factory Default Configuration Options Loads factory configuration options into Active (Operating) area. &F5 and &F6 arevalid only if ETC is installed. &F0 Async Dial &a[...]

A T Command Set and S-Registers 14-9 3810-A2-GB30-30 September 1998 T able 14-1 (7 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description & I Dial T ransmit Level When Dial T ransmit Level T ype is set to Permissive, & I n sets Dial T ransmit Level to a value between – 10 and – 32 dBm. & I 99 and & I 100 cause[...]

COMSPHERE 3800 Series Modems 14-10 September 1998 3810-A2-GB30-30 T able 14-1 (8 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &M n and &Q n Async/Sync Mode and DTE Dialer T ype &M0, &Q0 Modem operates in Asynchronous mode and uses A T Command protocol. &M1, &Q1 Modem operates in Synchronous mode [...]

A T Command Set and S-Registers 14-1 1 3810-A2-GB30-30 September 1998 T able 14-1 (9 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description &T n T ests &T0 Abort. Stops any test in progress. &T1 Local Analog Loop. &T2 Pattern. Transmits and receives a 51 1 Bit Error Rate T est (BERT). &T3 Local Digital Loopbac[...]

COMSPHERE 3800 Series Modems 14-12 September 1998 3810-A2-GB30-30 T able 14-1 (10 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description A n Maximum Frame Size A0 64 A1 128 A2 192 A3 256 A4 32 A5 16 ConfigureEdit V42/MNP/ Buffer C n Error Control Negotiate Buffer C0 Disable. C1 Enable. C2 Disables and switches modem [...]

A T Command Set and S-Registers 14-13 3810-A2-GB30-30 September 1998 T able 14-1 (1 1 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description Q n Flow Control of DTE, Flow Control of Modem Flow Flow Control Control of of DTE Modem Q0 Disable Disable Q1 XON/XOFF XON/XOFF Q2 CTS to DTE Disable Q3 CTS to DTE RTS to Mdm Q4 XON/X[...]

COMSPHERE 3800 Series Modems 14-14 September 1998 3810-A2-GB30-30 T able 14-1 (12 of 12) 3800 Series A T Commands AT Command Front Panel Branch Description %B n (cont ’ d) Modulation and Data Rate can also be set using S-register S41. The following table shows the equivalent values of S41 for each %B n value, and, where applicable, %B n in combin[...]

A T Command Set and S-Registers 14-15 3810-A2-GB30-30 September 1998 S-Register List S-registers affect the operating parameters of the 3800 Series modems. S-registers are only applicable when the DTE Dialer T ype configuration option is set for A T . (See &M n command.) T able 14-2 lists all S-registers supported by the 3800 Series modems. The[...]

COMSPHERE 3800 Series Modems 14-16 September 1998 3810-A2-GB30-30 T able 14-2 (2 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S4 Line Feed Character Register determines ASCII value used as the line feed character . Enter a value from 0 to 127 for the line feed character . Factory setting is 10 (ASCII carriage return or l[...]

A T Command Set and S-Registers 14-17 3810-A2-GB30-30 September 1998 T able 14-2 (3 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S18 T est Timeout Register sets the duration (in seconds) for the modem tests. This automatically cancels any test in progress after the time of this register expires. Any test can be manually [...]

COMSPHERE 3800 Series Modems 14-18 September 1998 3810-A2-GB30-30 T able 14-2 (4 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S36 Rate Auto Originate Initiates a dial backup call, using the phone number in directory location 1, when the leased-line rate of the modem falls back to or below a certain speed. Register has th[...]

A T Command Set and S-Registers 14-19 3810-A2-GB30-30 September 1998 T able 14-2 (5 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S39 Receive Buffer Disconnect Delay Determines the maximum amount of time the modem can continue to send data in its Receive Buffer to the DTE after the modem is commanded by the DTE to disconn[...]

COMSPHERE 3800 Series Modems 14-20 September 1998 3810-A2-GB30-30 T able 14-2 (6 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S44 Leased-Line Rate Register determines the modem ’ s data rate and modulation scheme for operation on either 2-wire or 4-wire leased lines in either Answer or Originate mode. Register has the [...]

A T Command Set and S-Registers 14-21 3810-A2-GB30-30 September 1998 T able 14-2 (7 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S48 Leased-Line Carrier On Level Register determines if the modem disconnects if the carrier signal on leased lines falls below – 26 dBm or – 43 dBm. Register has the following values: 0 = [...]

COMSPHERE 3800 Series Modems 14-22 September 1998 3810-A2-GB30-30 T able 14-2 (8 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S55 Access From Remote Register determines if a modem ’ s DCP can be accessed by a remote modem. Register has the following values: 0 = Enable 1 = Disable Factory setting is Enable. ConfigureEd[...]

A T Command Set and S-Registers 14-23 3810-A2-GB30-30 September 1998 T able 14-2 (9 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S64 V .25bis New Line Character Register identifies to the modem the type of line terminator used by the DTE while in V .25bis mode. Register has the following values: 0 = Carriage Return and L[...]

COMSPHERE 3800 Series Modems 14-24 September 1998 3810-A2-GB30-30 T able 14-2 (10 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S75 Network Management Address Register determines the modem ’ s network address. This address is used when accessing the modem from the NMS. Enter a value from 0 (network address 001) to 255 ([...]

A T Command Set and S-Registers 14-25 3810-A2-GB30-30 September 1998 T able 14-2 (1 1 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S81 2W Leased Line SQ Retrain Forces the modem to retrain if the SQ (Signal Quality) LED is on for more than the specified number of seconds (1 – 5). 2W SQ Retrain reduces the amount of bad[...]

COMSPHERE 3800 Series Modems 14-26 September 1998 3810-A2-GB30-30 T able 14-2 (12 of 12) 3800 Series S-Registers S-Register Front Panel Branch Description S89 V .42 ARQ Window Size Increase Register allows the V .42 Automatic Request for Transmission (ARQ) window size to be set to a value from 6 to 15 frames to accommodate satellite delays. Registe[...]

A-1 3810-A2-GB30-30 September 1998 Menu T ree Overview A-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview The following pages provide graphic representations of the general menu structure of the front panel or SDCP displays. The model, inst[...]

COMSPHERE 3800 Series Modems A-2 September 1998 3810-A2-GB30-30 Call_Setup Tlk/Data Status T est “ Status ” Dial Disconnect Answer Dial_Standby or Return_to_Dial Change_Directory Director y Locations 1 – 10 Abort Self Loc_Analog_Loop Rem_Digital_Loop Loc_Digital_Loop Pattern DTE_Interface Async/Sync Mode Async DTE Rate #Data Bits P arity Bit [...]

Menu T ree A-3 3810-A2-GB30-30 September 1998 Configure Activ (Operating) Active (Saved) Customer1 Customer2 Factory Async_Dial Sync_Dial Sync_Leased UNIX_Dial Choose Mode Answ er Originate Ld EditArea frm: Edit Sav e Choose Function Active (Sa ved) Customer1 Customer2 Leased_Line Leased Mode LeasedLine Rate 19200(V32t) 16800(V32t) 14400(V32b) 1200[...]

COMSPHERE 3800 Series Modems A-4 September 1998 3810-A2-GB30-30 Control Remote Speaker Reset Make_Busy or RemoveMakeBusy Service_Line or DiscServLine Download Code Secondary Prim (data blckd) ( ExitRem appears instead of Remote when using Remote Mode) Security Set_Access_Ctrl (Admin P assword?) Reset_Security EditP assWdT able Set_Answ er_Sec Set_O[...]

B-1 3810-A2-GB30-30 September 1998 Result Codes T able B-1 (1 of 2) Result Codes Numbers (1) Numbers (2) Word Description 0 0 OK Command executed 1 1 CONNECT Modem connected to line 2 2 RING Modem receiving a ring voltage from the VF line 3 3 NO CARRIER Modem lost or does not detect carrier signal, or does not detect answer tone 4 4 ERROR Invalid c[...]

COMSPHERE 3800 Series Modems B-2 September 1998 3810-A2-GB30-30 T able B-1 (2 of 2) Result Codes Numbers (1) Description Word Numbers (2) 21 11 CONNECT 4800/ EC*** Connection at 4800 bps with error control 22 12 CONNECT 4800/ EC*** Connection at 4800 bps with error control 23 16 CONNECT 12000/ EC*** Connection at 12,000 bps with error control 24 13[...]

C-1 3810-A2-GB30-30 September 1998 T roubleshooting Overview C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview This appendix points out basic problems that can occur when operating a 3800 Series modem. Use T ables C-1 through C-6 to check [...]

COMSPHERE 3800 Series Modems C-2 September 1998 3810-A2-GB30-30 T able C-2 Modem – DTE Connection Symptom Action Modem does not accept or echo back A T commands V erify that the cable between the Async port of the DTE and the modem is a standard RS-232 cable. If the cable is bad, replace it. (Null modem cables, also known as crossover cables, do [...]

T roubleshooting C-3 3810-A2-GB30-30 September 1998 T able C-3 (2 of 2) Modem – VF Connection Symptom Action Originate Mode V erify that the modem ’ s DTE Dialer configuration option is set to the correct setting: either A T , DTR Dialing, V .25bis Async, V .25bis Bisync, or V .25bis HDLC. Modem does not go off-hook and begin dialing If using A[...]

COMSPHERE 3800 Series Modems C-4 September 1998 3810-A2-GB30-30 T able C-4 Online Operation Symptom Action Data scrambled V erify that the character format (data bits, parity , and stop bits) is set to the same value in both modems. Missing data during a transfer V erify that you are using the same method of flow control for both the modem and the [...]

D-1 3810-A2-GB30-30 September 1998 T echnical Specifications T echnical Specifications D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T echnical Specifications T able D-1 shows the technical specifications for the 3800 Series modems. T able D-1 (1 of 4) T echnical Spec[...]

COMSPHERE 3800 Series Modems D-2 September 1998 3810-A2-GB30-30 T able D-1 (2 of 4) T echnical Specifications for 3800 Series Modems Specifications Description COMP A TIBILITY DIAL-LINE MODULA TIONS V .32 terbo (19,200, 16,800 bps) ITU-T V .32bis (14,400, 12,000, 9600, 7200, 4800 bps) ITU-T V .32 9600, 4800 bps) ITU-T V .22bis (2400 bps) ITU-T V .2[...]

T echnical Specifications D-3 3810-A2-GB30-30 September 1998 T able D-1 (3 of 4) T echnical Specifications for 3800 Series Modems Specifications Description DIMENSIONS Weight 2.5 pounds (1.14 kg) Model 3810 and Model 3820 (not including power transformer) 1.0 pounds (0.45 kg) Model 381 1 Height 2.1 inches (5.4 cm) Model 3810 and Model 3820 7.1 inch[...]

COMSPHERE 3800 Series Modems D-4 September 1998 3810-A2-GB30-30 T able D-1 (4 of 4) T echnical Specifications for 3800 Series Modems Specifications Description LEASED-LINE CONNECTIVITY Model 3810 Model 3820 Model 381 1 JM8 6-pin center pair leased jack (Requires 125-0054-1531 for JM8 connection) 50-pin mass termination VOICE FREQUENCY LINE REQUIREM[...]

E-1 3810-A2-GB30-30 September 1998 Pin Assignments Overview E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VF Connector Pin Assignments E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems E-2 September 1998 3810-A2-GB30-30 T able E-1 VF Connector Pin Assignments: Models 3810 and 3820 Pin 3810 Phone/Leased Connector (J6) 3810 Dial Connector (J7) 3820 Phone Connector 3820 Dial/Leased Connector 1 4-Wire T ransmit Leased Line/ 2-Wire Leased Line 2 4-Wire T ransmit Leased Line/ 2-Wire Leased Line 3 4 Phone-Ri[...]

Pin Assignments E-3 3810-A2-GB30-30 September 1998 EIA-232-D Pin Assignments T able E-3 lists the EIA-232-D pin assignments for the modem. T able E-3 EIA-232-D Pin Assignments RS-232 Pin Name EIA Circuit ITU-T Signal Source Circuit Function 1 — AA 101 — Shield 2 TXD BA 103 DTE T ransmit Data 3 RXD BB 104 DCE Receive Data 4 RTS CA 105 DTE Reques[...]

COMSPHERE 3800 Series Modems E-4 September 1998 3810-A2-GB30-30 EIA RS-366-A Pin Assignments T able E-4 lists the EIA-366-A pin assignments for the modem. T able E-4 EIA RS-366-A Pin Assignments RS-366-A Pin Name ITU-T Signal Source Definition 2 DPR 21 1 DTE Digit Present 3 ACR 205 ACE Abandon Call and Retry 4 CRQ 202 DTE Call Request 5 PND 210 ACE[...]

F-1 3810-A2-GB30-30 September 1998 ITU-T V .25bis Dialing Commands and Response Overview F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Call Request Commands F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

COMSPHERE 3800 Series Modems F-2 September 1998 3810-A2-GB30-30 , or < User -Defined Pause & Flash Hook = or > Delimiters Call Request with Stored Memory Address Provided (CRS) The CRS command dials the telephone number stored in the request directory location. CRS is similar to the A TDS command. The CRS command format is: CRS x Where: x[...]

ITU-T V .25bis Dialing Commands and Response F-3 3810-A2-GB30-30 September 1998 Connect Incoming Call (CIC) The CIC command forces the modem to cancel any DIC commands and answer an incoming call. This command is only valid when the DTE issues a DIC command. CIC must be issued within 10 seconds after sending a DIC. CIC is similar to the A T A comma[...]

COMSPHERE 3800 Series Modems F-4 September 1998 3810-A2-GB30-30 T able F-1 lists V .25bis commands supported by the 3800 Series modems. T able F-2 lists V .25bis response messages supported by the 3800 Series modems. T able F-1 V .25bis Commands V .25bis Command Description A T Command/ S-Register Equivalent CALL REQUEST COMMANDS CRN Call Request w[...]

G-1 3810-A2-GB30-30 September 1998 Default Configuration Options Overview G-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview T able G-1 in this appendix lists all default configuration options for the four factory preset configurations. An [...]

COMSPHERE 3800 Series Modems G-2 September 1998 3810-A2-GB30-30 T able G-1 (2 of 4) Factory Default Configuration Options Configuration Option Sync Leased Answer/Originate Mode Default Settings Sync Dial Default Settings Async Dial and UNIX Dial Default Settings DTE DIALER DTE Dialer T ype A T Escape Character Escape Guard T ime Break Forces Escape[...]

Default Configuration Options G-3 3810-A2-GB30-30 September 1998 T able G-1 (3 of 4) Factory Default Configuration Options Configuration Option Sync Leased Answer/Originate Mode Default Settings Sync Dial Default Settings Async Dial and UNIX Dial Default Settings DIAL LINE Dial Line Rate V .32bis Automode V .32bis Autorate Dial T ransmit Level V .2[...]

COMSPHERE 3800 Series Modems G-4 September 1998 3810-A2-GB30-30 T able G-1 (4 of 4) Factory Default Configuration Options Configuration Option Sync Leased Answer/Originate Mode Default Settings Sync Dial Default Settings Async Dial and UNIX Dial Default Settings TESTS DTE RL (CT140) DTE LL (CT141) T est T imeout Receive Remote Loopback V .54 Addres[...]

H-1 3810-A2-GB30-30 September 1998 Equipment List Equipment Feature/Part Number Model 3810 (1 15V) 3810-A1-001 Model 3810 (220 – 240V) 3810-A1-301 Model 381 1 381 1-B1-001 Model 3820 (1 15V) 3820-A1-001 Model 3820 (220 – 240V) 3820-A1-301 Fax Option 3800-C1-008 6-position, 4-wire modular cord, 7-foot length 125-0067-0031 8-position, 8-wire modu[...]

COMSPHERE 3800 Series Modems H-2 September 1998 3810-A2-GB30-30[...]

Glossary-1 3810-A2-GB30-30 September 1998 Glossary Active (Operating) A configuration area containing configuration options currently in use by the modem. When a power cycle occurs, a reset is performed, or a save is issued using the DCP , this area is updated with the contents of Active (Saved). Active (Saved) A nonvolatile configuration area cont[...]

COMSPHERE 3800 Series Modems Glossary-2 September 1998 3810-A2-GB30-30 automatic dial backup When leased-line operation fails, this function forces the modem to dial the telephone number stored in directory location 1; communication over the dial network continues with the remote modem. For a 3800 Series modem to perform this properly , the telepho[...]

Glossary Glossary-3 3810-A2-GB30-30 September 1998 circuit pack lock A screw lock tab installed over a circuit card ’ s latch release tab to prevent the unit from being removed without a tool. It is used on SDUs, modems, and filler panels. Class 1 fax A fax modem standard. Under Class 1 computer software handles most of the protocol, compression,[...]

COMSPHERE 3800 Series Modems Glossary-4 September 1998 3810-A2-GB30-30 DCE The equipment (Data Communications Equipment or Data Circuit T erminating Equipment) that provides the functions required to establish, maintain, and end a connection. This equipment also provides the signal conversion required for communication between the DTE and the telep[...]

Glossary Glossary-5 3810-A2-GB30-30 September 1998 EPROM Erasable programmable read-only memory . error contr ol An algorithm used to correct data transmission errors. escape sequence Default setting is +++. This sequence lets you switch your modem from Data mode to Command mode. extended result codes An asynchronous message (in either numbers or w[...]

COMSPHERE 3800 Series Modems Glossary-6 September 1998 3810-A2-GB30-30 ITU-T V .22 A standard for modems operating full-duplex with asynchronous or synchronous data at 1200 bps over the dial network (PSTN). ITU-T V .22bis A standard for modems operating full-duplex with asynchronous or synchronous data at 1200 or 2400 bps over the dial network (PST[...]

Glossary Glossary-7 3810-A2-GB30-30 September 1998 MNP This protocol (Microcom Networking Protocol) detects and corrects data errors caused by telephone line noise and signal distortion. MNP5 includes data compression. modem (Modulator/DEModulator). A device that transforms signals from digital to analog form and vice versa. modulation The process [...]

COMSPHERE 3800 Series Modems Glossary-8 September 1998 3810-A2-GB30-30 pulse dialing One of two dialing methods, in which telephone numbers are sent as pulses (brief changes in voltage or current intensity) across the telephone line. Rotary telephones use pulse dialing. register A part of the modem ’ s memory that contains values that determine t[...]

Glossary Glossary-9 3810-A2-GB30-30 September 1998 Sync Dial A factory preset configuration area containing configuration options most often used in synchronous dial networks. synchr onous transmission Data transmission that is synchronized by timing signals. Characters are sent at a fixed rate. This type of transmission is more efficient than asyn[...]

COMSPHERE 3800 Series Modems Glossary-10 September 1998 3810-A2-GB30-30[...]

Index-1 3810-A2-GB30-30 September 1998 Index Numbers 1800 Hz Training T one, 9-29 1800 Hz T raining T one (S34), 14-17 2W Leased Line SQ Retrain, 9-29, 14-25 A A/ (Repeat Last Command), 14-3 Abort (T est branch), 8-2 ac power connection, 2-7 requirements, D-2 Access from Remote, 9-42 Access From Remote (S55), 14-22 Active (Operating) configuration [...]

COMSPHERE 3800 Series Modems Index-2 September 1998 3810-A2-GB30-30 Auto Redial (DTR), 14-18 Auto Redial (Leased Line), 14-17 Auto – Answer Ring Number (S0), 14-15 Auto-Answer Ring Count, 9-20 Automatic Firmware Download Center , 10-6 Automatic Make Busy , 9-24 automatic redialing, 9-19, 9-24, 9-31, 14-18 AutoSync, 14-10 B Backspace Character , 9[...]

Index Index-3 3810-A2-GB30-30 September 1998 disabled commands, 9-41 Disconnect, 5-3 display , revision, serial, model numbers, 14-5 Download Code, 10-4 download failure, 10-6 download latest firmware, 10-6 DSR Control, 9-10, 9-1 1 DSR Control (&S), 14-10 DTE connection, 2-6 DTE Dialer T ype, 9-15 DTE Dialer T ype (&M, &Q), 14-10 DTE In[...]

COMSPHERE 3800 Series Modems Index-4 September 1998 3810-A2-GB30-30 L LCD display , 4-6 LdEditAreafrm, 9-5 Leased Line Carrier On Level (S48), 14-21 Leased Line mode, 14-9 Leased Line Rate, 9-28, 14-20 Leased Line T ransmit Level, 9-29 Leased Mode, 9-28 Leased TX Level (S45), 14-20 leased-line connection, 2-4 LEDs, 4-4 Line Current Disconnect, 9-22[...]

Index Index-5 3810-A2-GB30-30 September 1998 Reset, 10-2 Reset and Load Active (Z), 14-7 Reset Security , 12-10 Result Codes Enable/Disable, 9-17 enable/disable, 14-5 extended, 14-6 format, 14-6 list, B-1 Result Codes Format, 9-18 retrain, 2W Leased Line Signal Quality , 9-29 rings before answer , 14-15 RS366A status, 7-4 R TS Action, 9-11, 14-10 R[...]

COMSPHERE 3800 Series Modems Index-6 September 1998 3810-A2-GB30-30 T T alk mode, 6-2 T alk/Data branch, 6-1 technical specifications, D-1 telephone connection, 2-7 telephone numbers, entering, 5-5 T est branch, 8-2 T est Timeout, 9-39 T est T imeout (S18), 14-17 T ests (&T), 14-11 top-level menu, 4-8 T ransmit Buffer Disconnect Delay , 9-37 T [...]

00282600 See page 12-10, Set Admin PsWd. – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – ?[...]

*3810-A2-GB30-30* *3810 – A2 – GB30 – 30*[...]