AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 1049)

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 © Aastra Telecom Inc. www.aastra.com.