Patton electronic SL4020 manual Audio/CODEC Conﬁguration, Packetization, Jitter Buffer

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SmartLink 4020 Getting Started Guide	6 • Telephony

Audio/CODEC Conﬁguration

Figure 29. Audio/CODEC Conﬁguration window

CODECS

•Selected column: Check the codecs that are acceptable to use

•Silence Suppression column: Conﬁgure as appropriate

•Preferred-Codeccolumn: Select the codec to be used as the ﬁrst choice when encoding voice

Packetization

Conﬁgure the packet sending increments.

Jitter Buffer

Conﬁgure the timing of the voice buffering:

•Selection between adaptive or ﬁxed jitter buffer. Default = ADAPTIVE .

•Set the adaptive jitter buffer maximum playout delay. Default = 100ms or Fixed jitter buffer playout delay. Default = 40ms

•Whether or not to automatically switch from an adaptive jitter buffer to a ﬁxed jitter buffer upon fax/ modem tone detection

Saving your work

When you are ﬁnished conﬁguring CODEC settings, click the Save CODECS Conﬁguration button to save the changes.

Audio/CODEC Configuration

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Contents SL4020 Mailsupport@patton.com Summary Table of Contents Table of Contents Vlan Network-LAN Telephony Codecs System Table of Contents Documentation Calling Features List of Figures List of Figures List of Tables Structure About this guideAudience Precautions Safety when working with electricityGeneral conventions Typographical conventions used in this documentGeneral observations SmartLink 4020 Getting Started GuideAbout this guide Chapter contents General informationSmartLink 4020 overview SmartLinkSmartLink installation Installing the router Do the followingConnect to the Internet service provider Connecting the SmartLink to the network Home System information System UptimeSystem information System Status Network-WAN Network-WAN Interface Status Network SettingsStatus Settings Device Operating Mode Internet ConﬁgurationObtain WAN conﬁguration dynamically Specify ﬁxed WAN conﬁgurationEnable PPPoE AuthenticationSettings WAN PPPoE ConﬁgurationInternet Vlan Conﬁguration MAC Spooﬁng ConﬁgurationMTU Size QoS Quality of Service Enable Voice QoSSaving your work Assured Bandwidth for VoiceToS/DiffServ TOS/DiffServ windowIPSec Conﬁguration Outbound AH Authentication Algorithm Outbound AH Authentication Key HEXOutbound ESP Authentication Algorithm Outbound ESP Authentication Key HEXInbound ESP Authentication Key HEX Network-LAN Dhcp Server Settings Client Network InformationStatic Address Assignment Viewing the Dchp Client TableRouting Dynamic RoutingStatic Routing Viewing the Routing TablePort Forwarding Reserved PortsPort Forwarding to LAN De-Militarized ZoneFilter IP Range Service AccessIP Filtering Ping Reply Telephony Telephony Line 2 Speed Dial Settings Speed Dial Serv Phone Line Status VoIP StatusVoIP Server Registration Status SIP Conﬁguration SIP Server SettingsGateway Settings SIP Extensions RTP Telephone Event ConﬁgurationSIP Timer Values sec VoIP Vlan ConﬁgurationSIP Parameters Hook Flash Mime TypeNAT Traversal Jitter Buffer Audio/CODEC ConﬁgurationPacketization Phone 1 & Phone User InformationPhone Number User NameSupplementary Service Settings Call Transfer Serv IP Dialing ServMWI Serv Speed Dial ServCall Forward Settings Dial Out TypeSelective Call Forward Settings Distinctive Ring SettingsHttp Digest Setting Incoming Call BlockSpeed Dial 1-8 Phone Number/IP Dialing Line 1 Speed Dial SettingsSpeed Dial Line 2 Speed Dial Settings System System System Set Security Password New Root PasswordNew User Password Conﬁrm new passwordConﬁguration LoggingEnable Auto Upgrade Manual UpgradeAuto Upgrade Auto Upgrade Protocol Upgrade ServerAuto Upgrade URL LocalizationDistinctive Ring Setting Supplementary Service Keys Dist Ring Act Keys Warm Line Act KeysDND Act Keys IP Dialing Act KeysControl Timer Values Ring Setting MiscellaneousSnmp Trap Conﬁguration Snmp ConﬁgurationFXS Port Polarity Conﬁguration Snmp Community Conﬁguration Snmp System ConﬁgurationReload Documentation Introduction Documentation linkLogout Logout window Contacting Patton for assistance Patton support headquarters in the USA Warranty coverageContact information Out-of-warranty service Returns for creditReturn for credit policy RMA numbersAppendix a Compliance information CE-Mark Warning ComplianceFCC Warning Radio and TV Interference Appendix B Speciﬁcations Voice Processing signalling dependent Voice ConnectivityConnectivity Fax and Modem SupportVoice Services/Features IP ServicesManagement Operating EnvironmentAppendix C Dial plans Sample Dial Plans Simple Dial PlanNon-dialed Line Dial Plan Complex Dial PlanSample Dial Plans Appendix D Calling Features Distinctive on Distinctive OFF Appendix E Ring Cadence Conﬁguration Following is a sample ring cadence patter conﬁguration