User manual

ATL Berkshire 5000 User Manual, Release 2.2.1
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1. PRODUCT OVERVIEW
The ATL Berkshire 5000 is a SIP-based IP telephone developed by ATL Telecom Limited. It
supports a number of advanced call features and can be easily customized for enterprise or
consumer use. New features can also be added to meet different customer’s needs.
1.1 Key Features
The IP Phone provides the following features:
20 x 2 LCD Display
2 Call Lines
Handsfree
Headset
Redial
Speed Dialing
Caller ID and Name Display
Call History
Call Hold
Call Waiting
Call Transfer (Attended / Unattended)
Call Blocking
Call Forward (Busy / No Answer / Unconditional)
3-Way Conferencing
Direct IP Call
Phonebook
Message Waiting Indication (MWI)
Firmware Upgrade through TFTP
Multiple User Settings
NAT Traversal (STUN)
Web Interface Configuration