Aastra MBU 400 User Guide 17
Introduction
Requirements
Before using the MBU 400 on your network, the following may be required
depending on your network connection:
• Broadband Internet connection – cable, DSL, or equivalent
• Internet Telephony Service Provider subscription – to make voice calls over your
Internet connection
• Analog telephone line subscription – to make ordinary phone calls (and
emergency calls) over the LINE port on the MBU (optional)
• In addition, before you start the installation process, the following may be
required:
— (optional) Wired Ethernet router or broadband modem for network and IP
connections
— (required) Power outlets for the MBU and the handset charger
— (optional) Telephone wall outlet used for landline telephony
Installation and Setup
If your System Administrator has not already setup your MBU 400, please refer to the
Aastra MBU 400 Installation Guide for basic installation and physical setup. For
advanced administration and configuration information, System Administrators
should refer to the Aastra MBU 400 Administrator Guide.