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Some ISP supply QoS services. The QoS services can make the best of
improving the quality of Voice application. You can get the settings from the ISP if
they supply Qos services. Please connect with them if you need it.
Supplement Service Settings:
1. Call Waiting:
If or not enable Call Waiting. Default setting is enable. Modify, but not take effect.
2. Call Hold:
If or not enable Call Hold. Default setting is enable. Modify, but not take effect.
3. Call Forward unconditionally:
If or not enable Call forward unconditionally.
4. Forward when Busy:
Содержание GIP300
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