optiPoint 150 S overview of SIP IT Service Provider features list

Internal use - OnNet

The following table provides an overview of possible features with several provider when making a call with an optiPoint 150 S within the network of the provider (e.g. a sipgate user is calling another sipgate user).

	Call Waiting	Attended Call Transfer	Blind Call Transfer	3 Way Conference	Call Forward Always	Call Forward on Busy	Call Forward no Answer	Alternate
Freenet	yes	yes	yes	yes	yes	yes	yes	yes
GMX	yes	no	no	yes	yes	yes	yes	no
Sipgate	yes	yes	yes	yes	yes	yes	yes	yes
T-Online	yes	no	no	yes (!)	yes	yes	yes	yes
WEB.DE	yes	no	no	yes	no	no	no	yes

External use - OffNet

The following table provides an overview of possible features with several provider when making an outgoing call 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
Freenet	yes	no	no	yes	yes	yes	no	yes
GMX	yes	no	no	yes	yes	yes	yes	no
Sipgate	yes	no	yes (!)	yes	yes	yes	yes	yes (!)
T-Online	yes	no	no	yes	yes	yes	yes	no
WEB.DE	yes	no	no	yes	no	no	no	yes