ii Table of Contents
Accessing Basic Features ......................................................................................................................... 135
Placing Calls ................................................................................................................................................... 135
Answering Calls .............................................................................................................................................. 137
Ending Calls .................................................................................................................................................... 138
Redialing Numbers .......................................................................................................................................... 139
Recent Call In Dialing ...................................................................................................................................... 140
Auto Answer .................................................................................................................................................... 142
Auto Redial ...................................................................................................................................................... 145
Call Completion ............................................................................................................................................... 148
Call Return ...................................................................................................................................................... 151
Call Mute ......................................................................................................................................................... 153
Call Hold and Resume .................................................................................................................................... 154
Do Not Disturb ................................................................................................................................................. 158
Call Forward .................................................................................................................................................... 163
Call Transfer .................................................................................................................................................... 169
Call Waiting ..................................................................................................................................................... 172
Conference ...................................................................................................................................................... 175
Call Pickup ...................................................................................................................................................... 179
Anonymous Call .............................................................................................................................................. 185
Anonymous Call Rejection .............................................................................................................................. 188
Accessing Advanced Features.................................................................................................................. 191
Hot Desking ..................................................................................................................................................... 192
Calling Line Identification Presentation (CLIP) ................................................................................................ 195
Connected Line Identification Presentation (COLP) ....................................................................................... 197
DTMF .............................................................................................................................................................. 198
Suppress DTMF Display ................................................................................................................................. 202
Transfer via DTMF .......................................................................................................................................... 204
Intercom .......................................................................................................................................................... 206
Multicast Paging .............................................................................................................................................. 210
Music on Hold ................................................................................................................................................. 214
Messages ........................................................................................................................................................ 216
Web Server Type ............................................................................................................................................ 224
Softkey Layout ................................................................................................................................................ 226
Busy Tone Delay ............................................................................................................................................. 229
Return Code When Refuse ............................................................................................................................. 230
Early Media ..................................................................................................................................................... 232
180 Ring Workaround ..................................................................................................................................... 233
Use Outbound Proxy in Dialog ........................................................................................................................ 235
SIP Session Timer .......................................................................................................................................... 237
Session Timer ................................................................................................................................................. 239
Distinctive Ring Tones .................................................................................................................................... 241
Tones .............................................................................................................................................................. 246
Action URL ...................................................................................................................................................... 249
Action URI ....................................................................................................................................................... 253
Server Redundancy ........................................................................................................................................ 256
LLDP ............................................................................................................................................................... 264
VLAN ............................................................................................................................................................... 268
Quality of Service (QoS) ................................................................................................................................. 271
Network Address Translation (NAT) ............................................................................................................... 274
802.1X Authentication ..................................................................................................................................... 276
IPv6 Support ................................................................................................................................................... 280
Configuring Audio Features ...................................................................................................................... 283
Headset Use ................................................................................................................................................... 283
Audio Codecs .................................................................................................................................................. 286