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VoIP Advanced Settings
To enter the advanced VoIP configuration page, click Advanced Settings.
STUN (Simple Traversal of UDP through NAT (Network Address Translation)) is a
protocol for assisting devices behind a NAT firewall or router with their packet
routing.
• DTMF Relay Encode – Enables/disables the sending of dual-tone multi-frequency
(touch tone) phone signals over the VoIP connection.
• Time for Packet Size Transmission – Specifies a maximum amount of time for
transmission of a data packet. (Default: 10ms)
• Voice Coder Configuration:
- Available Decoder – Provides a list of available decoders.
- Selected Decoder – Displays selected decoders.
• NAT Traversal Setting:
- Type – Defines the NAT traversal setting. (Default: STUN)
- Server Domain – Specifies the domain of the STUN server.
- Server Port – Specifies the port used by the server.
- Enable – Enables the feature.
Figure 8-11. VoIP Advanced Settings
VoIP Advanced Settings
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