Summary of Contents for US Robotics Courier V.Everything x2 Addendum
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Courier V.Everything ™ ™ Command Reference Addendum Macintosh Modems Congratulations! You have just purchased a U.S. Robotics Courier V.Everything that is x2-capable. x2 is a groundbreaking new technology that allows your modem to use normal analog phone lines to connect at speeds up to 56 kbps.
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The material contained in this document is for information purposes only and is subject to change without notice. U.S. Robotics makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. No part of this document may be reproduced, transmitted, transcribed, or stored in a retrieval system in any form or by any means, mechanical, magnetic, electronic, optical, chemical or otherwise, without the written permission of...
Contents Contacting U.S. Robotics Enhanced x2 Features How to Tell if x2 is Enabled in Your Modem How x2 Works The Shift from Analog to Digital Circuits Client and Server Modems Client Modems Server Modems Making x2 Work A Digital Connection At One End Only One Digital-to-Analog Conversion Controlling x2 Controlling Link Speeds with &N and &U...
ATS69 Note: New x2 features should be transparent to most users. If you are an advanced user, see ”Controlling x2” and “Controlling Link Speeds with &N and &U” for detailed information regarding these new features. Courier V.Everything x2 Addendum 1...
How to Tell if x2 is Enabled in Your Modem If you aren’t sure whether x2 is enabled in your Courier modem, use the ATI7 command to display product configuration information. If x2 is enabled on your Courier modem, the following information displays: USRobotics Courier I-modem Configuration Profile...
(CO). The rest of the telephone network is digital. Client and Server Modems x2 will not require changes to your wiring and equipment that's already in place. All that's required to use x2 is a software upgrade. Courier V.Everything x2 Addendum 3...
Client Modems x2 client modems can receive data at speeds up to 56 kbps and send data at V.34 speeds. The following products are examples of U.S. Robotics Client Modems: • Courier™ V.Everything™ with x2 • Sportster® with x2 • Analog Modem Pools or NETServer with x2 Server Modems The digital x2 modems that client x2 modems connect to are called server x2...
Table 1 - S58 Settings Note: A-law is required in all countries but the United States, Canada, Japan, Taiwan, and Hong Kong. If you are using your Courier in one of these countries, do not force A-law mode. Courier V.Everything x2 Addendum 5...
Controlling Link Speeds with &N and &U You can use the &N and &U commands to control link speeds. Couriers without x2 can still use the &N and &U commands, but can only control link speeds up to 33.6 kbps. Controlling Link Speeds You can use the &N and &U commands to control the link speeds of your Courier I-modem with x2.
Connects at the &N speed only. Is greater Is greater than zero Connects at the highest possible speed than zero and greater than &U in the range from &U to &N. Table 3 - Constraints on Link Speed Courier V.Everything x2 Addendum 7...
&N and &U Command Values Use the following table for a complete list of &N and &U link speeds and their associated indexes: Link Index Link Index Link Index Speed Speed Speed Highest 21600 45333 24000 46666 1200 26400 48000 2400 28800 49333...
You can configure your Courier to alert you when it reaches x2 speeds. Use the following S69 setting to configure the HS (High Speed) LED: To do this Use this command Configure the HS (High Speed) LED to turn red S69=12 when your modem reaches speeds over 33.3 kbps. Courier V.Everything x2 Addendum 9...
Troubleshooting x2 Client Connections Use the chart below to understand issues affecting your Courier modem and how to fix them: Step This may be the issue Do this x2 may not be enabled See the section “How to Tell if x2 is on your Courier.
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CONNECT 64000/ARQ CONNECT 64000/x2 CONNECT 64000/ARQ/x2 Table 5 - New Result Codes There is a complete list of result codes in your Courier Command Reference . This PDF file is based on print document 1.024.1096-00 Courier V.Everything x2 Addendum 13...
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