Deflect a call during the ringing phase, Reject a call during the ringing phase, Supplementary features – AASTRA 630d for Aastra 400 User Guide EN User Manual

Deflect a call during the ringing phase, Reject a call during the ringing phase, Supplementary features | AASTRA 630d for Aastra 400 User Guide EN User Manual | Page 51 / 103