Zhone 3921Plus User Manual

13920-A2-GK62-10 November 1996COMSPHERE 392xPlus ModemsModels 3920Plus and 3921PlusFirmware Update DescriptionDocument Number 3920-A2-GK62-10November

10November 1996 3920-A2-GK62-10VF_Prompt_Type: 2nd_DialToneNxt 2nd_DialTone Quiet_AnswerThis configuration option only appears when the Special Secu

113920-A2-GK62-10 November 1996DTEInterfaceAsync/Sync ModeSync DTE RateAsync DTE RateAsyn #Data BitsAsyn Parity BitAsyn #Stop BitsDTR ActionDSR Contro

12November 1996 3920-A2-GK62-10DTE Interface – Singleport ModeThe following information is new or changed in Table 4-7, DTE Interface Configuration Op

133920-A2-GK62-10 November 1996XTXC Clamps TXC: EnableNxt Enable DisableThis configuration option only appears when the TX Clock Source or Bakup_

14November 1996 3920-A2-GK62-10V34 Symbol Rate: AutomaticNxt Automatic 3429H 3429L 3200L 3200H 3000L 3000H 2800L 2800H 2743L 27

153920-A2-GK62-10 November 1996Leased Line – Singleport ModeThe following information is new or changed in Table 4-11, Leased Line Configuration Optio

16November 1996 3920-A2-GK62-10Autorate: EnableNxt Enable Disable FastThis configuration option only appears when Leased-Line Rate is configure

173920-A2-GK62-10 November 1996V.42/MNP/Buffer – Singleport ModeThe following information is new or changed in Table 4-12, V.42/MNP/Buffer Configurati

18November 1996 3920-A2-GK62-10SyncDTE CRC: IgnoreNxt Ignore CRC16This configuration option only appears when the Async/Sync Mode configuration o

193920-A2-GK62-10 November 1996Misc – Singleport ModeThe following information is new in Table 4-14, Miscellaneous Configuration Options – Singleport

2November 1996 3920-A2-GK62-10Status BranchSDC (Synchronous Data Compression) is a new addition to the Status branch menu on page 3-17.ConfigurePList

20November 1996 3920-A2-GK62-10AT Command ListThe following information is new or changed in Table 5-2, 392xPlus AT Commands, beginning on page 5-5.AT

213920-A2-GK62-10 November 1996S-Register ListThe following information is new or changed in Table 5-3, 392xPlus S-Registers, beginning on page 5-16.S

22November 1996 3920-A2-GK62-10S-RegisterDCP LCDCommandSequenceDescriptionS25 Special Security. Register selects type of special security to be used.R

233920-A2-GK62-10 November 1996S-RegisterDCP LCDCommandSequenceDescriptionS31 DTE Alarm Mask. Register enables the reporting of DTE alarms (in Singlep

24November 1996 3920-A2-GK62-10Menu TreeSDC is new to the Status branch in Appendix A, Menu Tree, on page A-2. (See next page.)

253920-A2-GK62-10 November 1996Displays current status of modem along withdata rate and error control mode.“Status”Status Configure PListLd EditArea f

26November 1996 3920-A2-GK62-10Default Configuration OptionsThe following information is new or changed in Table F-1, Default Configuration Options, b

273920-A2-GK62-10 November 1996The following information is new or changed in Appendix H, Synchronous Data Compression, beginning on page H-1.Synchron

28November 1996 3920-A2-GK62-10Flow Control MethodThe data transmitted from the DTE is sent to the DCE at a rate determined by the transmit clock freq

293920-A2-GK62-10 November 1996Modem ConfigurationThere are also configuration options in the V42/MNP/Buffer branch of the 392xPlus modem which affect

33920-A2-GK62-10 November 1996SDCWhen running synchronous data compression, the SDC function displays information about the modem’stransmitting and re

4November 1996 3920-A2-GK62-10Table 1SDC Performance MeasurementsGroupDTE Rate Compression Ratio Line EfficiencyTx The number of bits per secondreceiv

53920-A2-GK62-10 November 1996DTEInterfaceDTEDialerLineDialerAutoAnswerRing#Dialer TypeDialTone DetectBlind Dial PausBusyTone Detect"," Paus

6November 1996 3920-A2-GK62-10DTE Interface – Multiport ModeThe following information is new or changed in Table 4-1, DTE Interface Configuration Opti

73920-A2-GK62-10 November 1996Dial Line – Multiport ModeThe following information is new or changed in Table 4-3, Dial Line Configuration Options – Mu

8November 1996 3920-A2-GK62-10Leased Line – Multiport ModeThe following information is new or changed in Table 4-4, Leased Line Configuration Options

93920-A2-GK62-10 November 1996Rate Auto Orig: DisableNxt Disable 33.6 Kbps 31.2 Kbps 28.8 Kbps 26.4 Kbps 24.0 Kbps 21.6 Kbps 19.2 Kbps 16.8