Cortelco 2747 user manual SIP Parameters, Reg From, Reg To, Reg Expire

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4.3.1 SIP Parameters

Please see section 3.2 for an explanation of each field.

4.3.2 Forward Mode

Please see section 3.4 for an explanation of each field.

4.3.3Advanced

4.3.3.1Reg From

Modifies the “From:” field in the SIP / SDP messages. This field should be left empty in most cases.

4.3.3.2 Reg To

Modifies the “To:” field in the SIP / SDP messages. This field should be left empty in most cases.

4.3.3.3 Reg Expire

Modifies the “Expires:” field in the SIP/SDP messages. This will control the re-registration period.

4.3.3.4 Min Media Port

The minimum value of the range of the transmitted RTP packet’s port.

4.3.3.5 Max Media Port

The maximum value of the range of the transmitted RTP packet’s port.

4.3.3.6 Codec

The type of codec used to transmit RTP packets. In SIP calls, the type of codec used is determined by the called party.

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Contents Voip IP Phone Configuration from Keypads Configuration on WEB Phone Book and Speed Dial Overview Introduction Key FeaturesPage Page Hardware Spec Hardware SpecificationKey parts of the Voip 2747 series IP Phone Rear Panel of the IP Phone Rear and Back side Panel of the VoipUP Key Keypad DefinitionLight LCD DisplayNET Down KeyVOL+ +OUT VOLTransfer See Section Redial / Dial CancelMenu / OK TXT ←→ NUMPhone Book Speed Dial M1 M10LCD Menu List ¾ SIP Page Page Installation Environment Dynamic IP Method Dhcp Configuration from KeypadsNetwork Configuration Static IP Method PPPoE MethodRegistration to a gatekeeper H.323 version Registration to GK / Proxy ServerRegistration to a proxy server SIP version Page Registration / Startup message Page Page Immediate Forward Call Forward ConfigurationsNo Answer Forward Configurations under View itemView current network settings Busy ForwardDisplay current software version Packet Trace for signal monitoringAdvanced Configuration Restartƒ Username root ƒ Password Web ConfigurationMAC Address Network Configuration on webBasic OthersTime Zone H.323 Configuration on webForward Mode 1 H.323 ParametersMax Media Port SIP Configuration on webAdvanced Min Media PortReg Expire SIP ParametersReg From Reg ToVoice Phone Configuration on webRing Volume PrefixRing Type Handset VolumeHandfree Volume CodecTxGainBG Noise Level System ConfigurationCheck call history incoming / outgoing / missed calls Call Functions Making CallsReceiving Calls Ringing Transfer RedialCall Forward Call TransferEdit Call HoldPhone Book and Speed Dial 1.1 AddAttachment H.323 Interoperability List Speed Dial View SettingsSpeed Dial Change Settings Speed DialGateway GateKeeperTrunking Gateway SoftSwitchSIP Interoperability List Proxy ServerLimited Warranty