optiPoint 150 S overview of SIP IT Service Provider features list
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optiPoint 150 S On-Net (Internal) call
The following table provides an overview of possible common features with several SIP VoIP Service Providers when an optiPoint 150 S makes a call within the provider's network (e.g. a registered Sipgate user calls another registered Sipgate user).
|SIP IT Service Provider||Call Waiting||Attended Call Transfer||Blind Call Transfer||3 Way Conference||Call Forward Always||Call Forward on Busy||Call Forward no Answer||Alternate|
|T-Online||yes||no||no||no||yes ||yes ||yes ||yes|
optiPoint 150 S Off-Net (External) call
The following table provides an overview of possible common features with several provider when making an outgoing call with an optiPoint 150 S from the network of the provider (e.g. a sipgate user is calling a user within a conventional telephone network).
|Call Waiting||Attended Call Transfer||Blind Call Transfer||3 Way Conference||Call Forward Always||Call Forward on Busy||Call Forward no Answer||Alternate|
|GMX||yes||no||no||yes||yes ||yes ||yes ||no|
- You have to configure Call Forwarding at T-Online and not on the phone.
- Call Forwarding to a PSTN phone is only possible if the calling party and the forwarding party are both registered at GMX.
- The Caller ID is only shown to calls on PSTN phones, not to mobile phones.