The following call forwarding events can be configured: Off: Call forwarding is deactivated by default.
Always: Incoming calls are immediately forwarded.
Busy: Incoming calls are immediately forwarded when the phone is busy.
No Answer: Incoming calls are forwarded when the phone is not answered after a specific period.
To configure Call Forward via Phone interface:
1.Press Menu
2.Select the line to be forwarded.
3.Use LEFT ARROW or RIGHT ARROW to select Disabled, Always, Busy, or No Answer.
4.After choosing a mode (except Disabled), press DOWN ARROW and then enter the phone number for forwarding.
5.Press Save to save the changes.
3.5Call Hold
1.Press the Hold softkey to put the active call on hold.
2.If there is only one call on hold, press the Hold softkey to retrieve the call.
3.If there is more than one call on hold, press the line button, and the Up/Down button to highlight the call, then press the Resume button to retrieve the call.
3.6Call Waiting
1.Press Menu
2.Use the navigation keys to activate or deactivate call waiting.
3.Press SAVE to save the changes.
3.7Call Waiting Tone
1.Press Menu
2.Use the navigation keys to activate or deactivate call waiting tone.
3.Press SAVE to save the changes.
3.8Mute
When the Mute button is pressed during a conversation, the 
icon will be shown in the
LCD. The distant party will not hear the party on the C58, but the distant party can still be heard.
Press Mute again to return to normal conversation.
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