Network traversal strategy – CounterPath Bria Android Tablet Edition 1.2 User Guide User Manual

Page 45

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Bria Android Tablet Edition User Guide

41

Network Traversal Strategy

Speak to your VoIP service provider about the strategy to use. Or
leave the default and just change the STUN Server field. Select a
profile to set a specific combination of STUN, ICE, and DNS SRV:

•Mixed Configuration: STUN On, ICE Off, DNS SRV On.

Bria will use the specified STUN server to discover the public address
of your device. It will present that public address for SIP signaling and
when negotiating media routing.

•Application Managed: STUN On, ICE On, DNS SRV On.

Bria will use the specified STUN server to discover the public address
of your device. It will present your public address for SIP signaling
and both your public and private addresses when negotiating media
routing.

•Server Managed: STUN Off, ICE Off, DNS SRV On.
Bria will present your device’s private address for SIP signaling and
when negotiating media routing. Choose this option if your VoIP
service provider advises you that it has implemented a network-hosted
NAT traversal (or far-end NAT traversal) technology such as a session
border controller (SBC), media proxy or RTP relay.

•Custom Configuration: Set the settings as desired.

Playback Stream

This setting controls how the device processes the audio receiving from the other party. If
you are receiving poor audio, try changing the playback stream.

Verbose Logging

Leave this setting OFF unless customer support instructs you to turn it ON in order to
troubleshoot a problem you are having on your device. See page 45.

Send Log

Tap to upload the current log to customer support. See page 45.

Delete Log

Tap to delete the log files stored on the device.

Call Statistics

To show detailed information about the current/last call. For example, the number of
packets lost.

For an ongoing call, you can refresh the statistics information by either tapping the
Refresh button or enabling Auto Refresh on the Call Statistics screen. When Auto
Refresh is enabled, the information will get updated every second.

Field

Description

STUN Wi-Fi

• On (checked): Bria will use a STUN server to discover your public IP address.

• Off: Bria does not discover your public IP address. Therefore, only the private IP

address will be used. Typically in this case, Global IP should be turned off.

STUN Mobile

This setting has the same function as STUN, but applies only when you are connected
over mobile network.

ICE Wi-Fi

ICE is involved only in media routing (it is not involved in SIP signaling).

• On (checked): Bria will use ICE to discover addresses for media packets. ICE

provides a good guarantee of two-way audio. However, to use ICE successfully, both
endpoints in a call must use ICE and specifically must use draft 19 of the ICE
standard.

• Off: Try turning ICE off if you are not using Bria behind a firewall or NAT.

Field

Description

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