AASTRA 6755i User Guide EN - Manual (Page 221)

Disclaimer
Aastra Telecom Inc. will not accept liability for any damages
and/or long distance charges, which result from unauthorized
and/or unlawful use. While every effort has been made to ensure
accuracy, Aastra Telecom Inc. will not be liable for technical or
editorial errors or omissions contained within this documentation.
The information contained in this documentation is subject to
change without notice.
Copyright © 2013 Aastra Technologies Limited, www.aastra.com.