Oki 1.2 manual Voice settings, Rtp/Rtcp

Page 47

Voice settings

Item

Description

Default

 

Voice codec

Used to specify the packet capability of each voice codec.

G.729A

80ms

 

When Not used is checked off, the VoIP-TA operates

G.723.1

60 ms

 

without using that particular voice codec. The priority

G.711

5 ms

 

sequence of the voice codec used for calls is G.729A,

 

 

 

G.723.1 and G.711 (µ-law/A-law).

 

 

Receiving

Used to specify the receiving volume, selectable in five

Second level

volume level

levels. (–16dB, –12dB, –8dB, –4dB, 0dB)

from the left.

 

 

(–12 dB)

 

Buffer size

Specifies the size of the receive-buffer for voice

Second level

for receiving

communication (please note that as the receive-buffer

from the left.

packet

size increases, the voice interruption decreases, but at

 

 

 

the same time, the voice delay increases. Increase the

 

 

 

buffer size if the voice interruption occurs due to

 

 

 

network fluctuations).

 

 

RTCP SDES

Specifies the send-interval time of RTCP SDES.

5 sec.

 

send-interval

 

 

 

RTP/RTCP

Specifies the time-out value of receiving RTP/RTCP.

30 sec.

 

receive waiting

 

 

 

Echo

Used to turn the echo cancellation ON or OFF, by

ON

 

cancellation

activating or deactivating a check mark.

 

 

Silent

Used to turn the silent suppression ON or OFF, by

OFF

 

suppression

activating or deactivating a check mark.

 

 

 

 

 

 

Setup 39

Image 47
Contents Version Installation GuideSafety Warning Page Contents Important Equipment Information Setup VoIP-TA setting WindowImportant Safety Instructions Important Safety Instructions Welcome to the world of Oki Internet telephony… IntroductionVoIP-TA FeaturesOutline LEDs Front PanelBack Panel ConnectorsStatus When using both IP and PstnWhen using IP network only ModeAnalogue Pstn II InstallationConnections Analogue telephone or G3 facsimile equipmentPersonal computer PC Power sourceDuring use During installationGeneral Operation III Placing CallsVia an IP Network Third party incoming call during another call ServicesCall transfer during a telephone call End-to-end service using Dtmf signalingPlacing Calls How to cancel the absent service Absent serviceHow to register the absent service Third party incoming call during another call Details of ServicesUsing both a Pstn line and the IP network Line selectionFor Pstn line not receiving services using hookflash hooking Identification of incoming call Power failure switchingTranslating IP Address for VoIP Using the IP network onlySetting IP Address Maintenance Console Software Compatibility IV SetupMaintenance Console Software Requirements Installing the Maintenance Console SoftwarePassword, see Chapter V, Functions of the Maintenance Console SoftwareData Setup Procedure Mode FunctionActivating and Deactivating the Software’s Functions New connection window will appear Changing to the Setup mode Changing Modes and Setup ConditionsChanging setup conditions Saving all setup conditions in a file Reading information From the file For Pstn line Basic settings for Pstn lineDescriptions Default Select outgoing destination belowNeglect first Description DefaultSelect outgoing destination Select Use Pstn line, Use VoIP line or Unavailable to dialDailing IP address Number 1st Outgoing Neglect Digit Destination 1st digitDialed, excluding the first digit and 789 connects the call Number VoIP-TA operation DialedDialed, excluding the first digit and 901 connects the call Dialed, excluding the first digit and 567 connects the callDetailed settings for Pstn line Network settings UDP port No Specifies the UDP port number for communication Global address space Network Address Translation NATStatic IP Masquerade with port number translations To select Unicast GRQ or Multicast GRQ when Gatekeeper settingsBRQ DRQ GRQ Detailed Gatekeeper settingsAddress table display editing Sorting the list using each row as a key Sort with keyAddress table Setup Button see pages 42 DetailsDescription RTP/RTCP Voice settingsVoice codec Voice codec setting and bandwidth usedSetting ms Byte TCP/UDP FAX settingSlic setting Verifying the Software Version Information MaintenanceFunctions of the Maintenance Console Software Checking the Operation Status of the VoIP-TA Explanation of the displayed information Display Displayed contents DescriptionUpdating Unit Programs Changing the password Local mode VI TroubleshootingSymptom Items to check Remote modePort number VII SpecificationsUsage Important Equipment Information Following the warranty period Warranty and ServiceWarranty Period London Office Oki Service Offices

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