ADTRAN Express 3000 SP, User Manual

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Chapter 3. Using the Express Configuration Program
3-10 Express 3000 SP User Manual 61203153L3-20
General Tab
The General Tab lets you set Protocol, DTE, and POTS parameters.
Protocol
Sets the protocol type: PPP Async-Sync, Async Bonding, V120, Fallback.
The Express 3000 SP communicates with many different types of
telecommunications equipment including other Express 3000 SP
units, other ISDN terminal adapters, and PPP-compatible devices.
Communication between such devices requires various rate adap-
tion protocols supporting various bit rates and RS-232 connector
settings (protocol type).
PPP Mode
Selects the PPP mode the Express 3000 SP uses: Point-to-Point
(PPP) Async-to-Sync, Multilink PPP (MP), or PPP with Compres-
sion.
Enable Bandwidth on Demand
Uses the thresholds defined in the Protocols tab to bring up and
down multilink channels, when this feature is enabled.
Disable BACP
Controls the negotiation of Bandwidth Allocation Control Proto-
col (BACP). BACP allows the client and server to exchange phone
number information and bring up and down channels, as needed.
Check
Enable Bandwidth on Demand to use this feature.
DTR Options
Sets the following DTR options:
Ignore DTR Disregards the state of the data terminal ready
(DTR) signal on the EIA-232.
AT Command when
Off Forces the unit into the AT command processor
mode when DTR is not asserted. To return on-
line, DTR must be asserted and the
ATO
com-
mand must be issued.
Answer if On Answers incoming calls only if DTR is asserted.
I dle when Off Forces an end to the current call when DTR is no
longer asserted.