Index609Numeric180 Ring Workaround 194802.1X Authentication 449AAbout This Guide vAcoustic Echo Cancellation 485Action URL 365Action URI 381Administrator Password 82Always Forward 208Analyzing the Configuration Files 535Anonymous Call 172Anonymous Call Rejection 176Appendix 545Appendix A: Glossary 545Appendix B: Time Zones 547Appendix C: Trusted Certificates 547Appendix D: SIP 560Appendix E: SIP Call Flows 569Area Code 139Attach the Stand 16Attended Transfer 227Audio Codecs 476Auto Answer 167Automatic Call Distribution 329Auto Redial 165BBacklight 66Blind Transfer 227BLF List 322Block Out 142Busy Forward 208Busy Lamp Field 313Busy Tone Delay 191CCall Completion 171Call Forward 208Call Hold 203Call Log 151Call Park 258Call Recording 355Call Transfer 227Call Waiting 161Calling Line Identification Presentation 262Connected Line Identification Presentation 264Capturing Packets 533Capturing the Current Screen of the Phone 385Comfort Noise Generation 488Configuration Files 26Configuration Methods 25Configuring Advanced features 283Configuring Basic Features 57Configuring Basic Network Parameters 30Configuring Security Features 493Connecting the IP phone 15Contrast 65DDial Plan 131Dial-now 135Dial-now Template 513Directed Call Pickup 235Directory 148Distinctive Ring Tones 284Do Not Disturb (DND) 180Documentations vDTMF 265Dual Headset 474EEarly Media 194Encrypting Configuration Files 505