3.3.1 Main

Value Range

1–65535

STUN External Address Detection Retry Counter

Specifies the number of times that a query is retried when no response is received from the STUN server.

Value Range

0–8

STUN Resending Interval

Specifies the length of time until a query is retried when no response is received from the STUN server.

Value Range

0–1600 ms

SIP Called Party Number Check Ability

Specifies whether to receive a SIP trunk call when receiving the INVITE message with an incorrect target SIP-URI. The setting specified here is also applied when the request header is blank or contains characters that can not be modified to a receivable number.

Value Range

Disable (High->Low), Disable (Low->High), Enable

Symmetric Response Routing Ability

Enables this feature to request that the SIP server sends the response back to the source IP address and port from which the request originated.

Value Range

Disable, Enable

100rel Ability

Specifies whether to add the option tag 100rel to the header field of the INVITE message.

Value Range

Disable: This feature is not activated.

Enable (Active): Activates this feature only if the other device supports the feature.

Enable (Passive): Activates this feature only when requested by the other device.

Ringback Tone to Outside Caller

Enables the PBX to send a ringback tone to an outside caller when the network cannot send the tone.

Value Range

Disable, Enable

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Programming Manual for Virtual SIP Trunk Card

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Image 44
Panasonic KX-TDE100 manual Stun External Address Detection Retry Counter, Stun Resending Interval, 100rel Ability