Aastra 673xi User Manual page 2

Telephony with sip phones at the aastra 800/opencom 100 communications system

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Table of Contents

Welcome to Aastra

Thank you for choosing this Aastra product. Our product meets the strictest

requirements with regard to quality and design.

This user guide will show you how to use your Aastra 673xi / 675xi and answer

most of the questions that may arise.

If you require further technical support or information about other Aastra

products, please refer to our website at http://www.aastra.de or

http://www.aastra.com. It provides additional notes and tips on the product.

We hope you enjoy using the Aastra 673xi / 675xi.

Aastra 800 and OpenCom 100

This user guide applies to the Aastra 800 and OpenCom 100 communications

systems. The OpenCom 100 product family comprises the OpenCom 130,

OpenCom 131, OpenCom 150, OpenCom 510, OpenCom X320 and Aastra 800

communications systems.

If individual features of your Aastra 673xi / 675xi differ on the systems, a reference

is made in this user guide.

Table of Contents

675xi