CounterPath X-Lite 3.0 User Guide - Manual (Page 3)

CounterPath X-Lite 3.0
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1 Introduction
1.1 What is X-Lite?
X–Lite 3.0 is CounterPath’s next-generation softphone client, offering users all the productivity of a traditional
telephone with desktop and mobile computer enhancements. From a simple click of a mouse button or tap on
the keyboard users can dial, answer, or otherwise manage calls and personal availability. Whether over wired or
wireless connections, X-Lite supports a variety of headset devices to augment the modern telephony
experience, severing the restrictive tethers of traditional, limited telephone receivers.
Designed to work over IP-based systems, X-Lite provides endpoint VoIP solutions that use internet-based
telephony servers within an enterprise LAN (Local Area Network) or VoIP service provider network.
Standard Telephone Features
The X-Lite 3.0 softphone has all the standard telephone features, including:
• Two lines
• Call display and Message Waiting Indicator (MWI)
• Speakerphone
• Mute
• Redial
• Hold
• Do not disturb
• Call ignore
• Call history – list of received, missed, dialed and blocked calls
• Call forward
• Call record
• Three-way audio and video conferencing.
Enhanced Features and Functions
The X-Lite 3.0 softphone also supports the following VoIP features and functions:
• Instant messaging and presence using the SIMPLE protocol.
• Managed Contacts list—importing and exporting contacts between X-Lite and other applications.
• Support for Intel ® Centrino ® Mobile technology, allowing X-Lite to provide more consistent quality of
service across both wired and wireless networks using industry standards such as 802.11e.
• “Zero touch” configuration of audio and video devices; no manual setup is required.
• “Zero touch” detection of the bandwidth that a user’s computer can access for communication.
• Acoustic echo cancellation, automatic gain control, voice activity detection.
• Support for the following audio codecs:
Broadvoice-32, Broadvoice-32 FEC, G.711aLaw, G.711uLaw, GSM, iLBC, L16 PCM Wideband. For
more information about audio codecs, see
page 36 .
• Support for the following video codecs:
H.263, H.263 1998. For more information about video codecs, see page 37 .
• Automatic selection of the best codec based on the remote party’s capability, available bandwidth, and
network conditions. X-Lite switches codecs during a call in response to changing network conditions.
• Compliance with the RFC 3261 SIP standard.
• STUN and ICE NAT traversal. XTunnels for firewall traversal.
• Support for DTMF (RFC 2833, inband DTMF or SIP INFO messages).