US Robotics 3453C - User Manual

analog
M o d e l 3 4 5 3 C
courier
tm
56k
*
business modem
V.Everything
®
and V.Everywhere™ Technology
Incredible
Compatibility and
Flexibility
• V.Everything® Technology provides support for all key communications protocols
• V.Everywhere™ Technology so that one, highly reliable hardware platform supports connections
with most international phone systems
• Synchronous/Asynchronous, and leased-line support
• Supports all major operating systems: DOS, Windows 3.1/95/98/Me/NT 4.0/2000/2003/XP/
Vista, Win 7, UNIX, Linux – any operating system that supports an RS-232 serial port
• Universal power adapter automatically handles global power variations from 100 V to 240 V
Integrated
Multilayered
Security
• Dial security:
• Autopass works with up to 79 users, and automates logging in between two Couriers by
including the password in the V.42 error-control request
• Password Prompting, works with any type of modem, where the host Courier requests a
password from those dialing in
• Dialback security checks incoming calls for password authorization and then dials back
predened numbers to assure only appropriate users establish connections
Rock-solid Reliability
• Carrier Loss Redial automatically senses, redials, and re-establishes dropped remote connections
– creates a virtual leased-line connection between two modems, over regular dial-up lines
• Advanced Line Probing technology nds the fastest connection and maintains connections
under poor line conditions
• Brown-out Protection assures you stay connected even in areas with poor power facilities
• Robust, business-oriented design, component selection, testing, and experience to support non-
stop operation
Powerful
Management Tools
• Remote Management lets you congure or troubleshoot from almost anywhere
• Instant Update
†
automatically checks the USRobotics web site for code updates when you’re
online and downloads new features at your convenience
• Remote Flash capability lets you upgrade Courier modems at remote locations from a central site
The USRobotics Courier 56K Business Modem with V.Everything and
V.Everywhere technology is the latest in the distinguished Courier line.
Many modems claim reliability, but few match the real-world performance
of Courier modems. Even fewer offer the multitude of advanced business
features found on this modem: global usage, Carrier Loss Redial, and Dial
and Dialback Security. Remote management capabilities let you configure,
set up, update or troubleshoot your modems from almost anywhere. When
failure is not an option, you need the world-class capabilities that only come
from the top of the USRobotics product line.
Mission critical dial-up connectivity for Business

Summary

Incredible Compatibility and Flexibility

V.Everything and V.Everywhere Technologies

Supports key communication protocols and reliable connections with international phone systems.

Connectivity and OS Support

Supports Sync/Async, leased-line, and a wide range of operating systems with RS-232 ports.

Global Power Adapter

Features a universal power adapter handling global power variations from 100V to 240V.

Integrated Multilayered Security

Dial Security Features

Includes Autopass, Password Prompting, and Dialback security for enhanced connection control.

Rock-Solid Reliability

Connection Redial and Stability

Features Carrier Loss Redial, Advanced Line Probing, and Brown-out Protection for stable connections.

Business-Oriented Design

Robust design, component selection, and testing ensure non-stop operation.

Powerful Management Tools

Remote Management Capabilities

Allows remote configuration, setup, update, and troubleshooting from virtually anywhere.

Software Update Features

Includes Instant Update for automatic code checks and Remote Flash for remote upgrades.

Specifications and Standards

Data and Fax Standards

Lists supported ITU and Bell data standards, including V.92/V.90 up to 56 Kbps, and fax standards.

Environmental Conditions

Details operating and non-operating temperature and humidity conditions for the modem.

Regulatory Compliance

Lists FCC, IC, UL/CUL, and CE approvals for the modem.

Package and Product Dimensions

Provides dimensions and weight for both the package and the modem itself.

Minimum System Requirements

Hardware Requirements

Specifies necessary hardware including OS support, RS-232 serial port, and PC compatibility.

Software Requirements

Details software needs like ICN support for Windows and IBM PC compatibility.

Telco;PTT Requirements

Outlines requirements for V.90/V.92 service providers and Call Waiting/Caller ID.

Package Contents and Warranty

Included Package Items

Lists all components included in the modem package, such as cables and guides.

Product Warranty Information

States the warranty period, specifying a lifetime limited manufacturer warranty.

US Robotics 3453C Specifications

General

Model Number	3453C
Modem Type	External
Max Data Rate	56 Kbps
Compatibility	V.34, V.32bis, V.32, V.22bis, V.22, V.21
Fax Compatibility	V.17, V.29, V.27ter, Group 3
Compliance	FCC Part 68
Interface	Serial (RS-232)
Data Transfer Rate	56 Kbps
Features	Quick Connect