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COMSPHERE 3800 Series Modems Firmware Update for Release 4.3
Firmware Update Sheet

Document No. 3810-A2-GB41-25
January 1994

This document contains information on the new paired password
feature, leased-line dial backup enhancements, and other changes in
Firmware Release 4.3 that are not yet documented in the COMSPHERE
3800 Series Modems, Models 3810, 3811, and 3820, User’s Guide
(3810-A2-GB91-20) and COMSPHERE 3800 Series Modems, 
Model 3830, User’s Guide
 (3830-A2-GB91-00). This update will be
incorporated into future releases of the User’s Guides. In the meantime,
keep this document with your User’s Guide.

Bulletin Board System

AT&T Paradyne offers a bulletin board system (BBS) for technical
support and general information on the COMSPHERE

R 3800 Series

modem. Feel free to use the BBS to leave messages regarding technical
support issues, obtain information on upgrading modem firmware, or
download updates to user documentation. To access the BBS, dial
813-532-5254 with your modem.

New Features and Configuration Options

Table 1 shows the new or enhanced features and configuration options
available with Firmware Release 4.3. In the left column is the title of
the change or addition, with references to related page numbers, if any,
in the COMSPHERE 3800 Series Modems Models 3810, 3811, and
3820 User’s Guide
 (shown as 3810) and the COMSPHERE 3800 Series
Modems Model 3830 User’s Guide
 (shown as 3830). In the right
column is information about the change.

Summary of Contents for COMSPHERE 3810

Page 1: ...y of AT T Any reference to AT T Paradyne is amended to read Paradyne Corporation AREA CODE CHANGE Please note that the area code for Paradyne Corporation in Largo Florida has changed from 813 to 727 F...

Page 2: ...d System AT T Paradyne offers a bulletin board system BBS for technical support and general information on the COMSPHERER3800 Series modem Feel free to use the BBS to leave messages regarding technica...

Page 3: ...VF side password that was submitted The passwords are associated with each other by their index in the Password Table VF_plus_DTE passwords occupy odd numbered index locations their DTE_Entry counter...

Page 4: ...DTR The state of the LSD signal matches that of the DTR signal C4 Simulated Control Carrier LSD follows the state of the remote modem s RTS via V 13 simulated control carrier signaling The remote mode...

Page 5: ...ess and off upon disconnect S2 Wink When Disconnect DSR is normally forced on and is turned off for 1 2 seconds upon disconnect S3 Follows DTR When the modem receives Data Terminal Ready DTR it return...

Page 6: ...inuous bad line conditions FastBackup The modem will originate a call after 20 seconds of continuous bad line conditions 2_min The modem will originate a call after 2 minutes of continuous bad line co...

Page 7: ...ate OnFlBkTo48 If the leased line rate of the modem falls back to 4800 bps a dial backup attempt will be initiated OnFlBkTo72 If the leased line rate of the modem falls back to 7200 bps a dial backup...

Page 8: ...te Auto Originate continued Rate Auto Originate also can be set using the S36 n command S36 0 Disable S36 1 OnFlBkTo48 S36 2 OnFlBkTo72 S36 3 OnFlBkTo96 S36 4 OnFlBkTo120 S36 5 OnFlBkTo144 S36 6 OnFlB...

Page 9: ...ent of call failure using Directory Location 1 Dirs 1 3 The modem will use Directory Location 3 in the event of call failure using the preceding entries Dirs 1 4 The modem will use Directory Location...

Page 10: ...nued Auto Redial also can be set using the S37 n command S37 0 Use Directory Location 1 S37 1 Use Directory Locations 1 2 S37 2 Use Directory Locations 1 3 S37 3 Use Directory Locations 1 4 S37 9 Use...

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