CounterPath Bria 2.0 User Guide - Manual (Page 6)

CounterPath Solutions, Inc.
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• Automatic selection of the best codec based on the other party’s capability, the available bandwidth, and
network conditions. Bria switches the codec within a call in response to changing network conditions.
• SIP compliance to 3261 SIP standard.
• STUN and ICE NAT traversal. XTunnels for firewall traversal.
• Support for DTMF (RFC 2833, inband DTMF or SIP INFO messages).
• Support for languages. Bria can be configured for English or German.