3 advanced settings – CounterPath Bria BlackBerry Edition User Guide User Manual

Page 32

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CounterPath Corporation

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4.3 Advanced Settings

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Field

Description

Network Traversal Strategy

Tap to display the choices; see below.

RTP Port Start

Change this value only if advised to do so by your VoIP service provider.

This indicates the start of the ports range used for RTP and RTCP sessions. The range is
100 ports wide. The range is not observed if ICE is used. The default is 4000.

Audio Codecs Selection

Tap to display more information about these two fields. See page 30.

Verify TLS Cert

Applies only if you use TLS as the transport.

• On (default): Bria attempts to verify the certificate, sent by the SIP server, to see if it is

trusted. For the certificate to be trusted, a corresponding CA certificate, provided by
your VoIP provider, must be installed on your device.

• Off: Bria accepts the certificate without attempting to verify it.

Enable RPort

• On: the outgoing INVITE message will have an RPort parameter inside the Via

header, which indicates that Bria supports RFC 3581. If the server also supports RFC
3581, the server should respond with the RPort parameter set to the incoming public
IP port and the received parameter set to the public IP address. This is the default
behavior in previous Bria versions.

• Off: Bria does not have the RPort parameter in the Via header.

Enable PRACK

• On: Bria advertises that it supports “100rel” and allows PRACK, as defined in RFC

3262. The outgoing INVITE message will have “100rel” in the Supported header and
“PRACK” in the Allow header. This is the default behavior in previous Bria versions.

• Off: Bria will not advertise these features; there will be no “100rel” in the Supported

header.

Encode # in URI

• On (default): Bria escapes a hash character (#) used in the user part of SIP URI, as

required by RFC 3261.

• Off: Bria does not escape a hash character and sends it as is. Turn this setting off if you

are having trouble making outgoing calls to a number with a hash character.

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 33.

Send Log

Tap to upload the current log to customer support. See page 33.

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