Index525IndexNumeric100 Reliable Retransmission 284180 Ring Workaround 236802.1X Authentication 70AAbout This Guide vAccept SIP Trust Server Only 221Account Registration 143Acoustic Clarity Technology 374Advisory Tone 123Allow IP Call 220Always Forward 245Analyzing Configuration Files 441Anonymous Call 223Anonymous Call Rejection 226Appendix 467Appendix A: Glossary 467Appendix B: Time Zones 469Appendix C: Trusted Certificates 470Appendix D: Auto Provisioning Flowchart 473Appendix E: Static Settings 474Appendix F: SIP 479Appendix G: SIP Call Flows 487Area Code 196Audio Codecs 368Audio Issue 450Attended Transfer 245Auto Answer 219Auto Logout Time 399Automatic Gain Control (AGC) 374BBackground Noise Suppression (BNS) 374Backlight 126Base Issue 447Base PIN 400Base Station 2Battery Information 4Blind Transfer 245Block Out 198Boot Files 84Boot Files, Configuration Files and Resource Files84Busy Forward 245Busy Tone Delay 231CCall Conference 520Call Display 154Call Forward 245Call Hold 243Call Number Filter 261Call Park 262Call Timeout 274Call Transfer 245Call Transfer with Consultation 506Call Transfer without Consultation 502Call Waiting 214Calling Line Identification Presentation (CLIP)265Central Provisioning 82Connected Line Identification Presentation (COIP)270Capturing Packets 439Chapters in This Guide vCharging the Handset 8Color Scheme for W52H 129Comfort Noise Generation (CNG) 376Common CFG Files 86Configuration Files 84Configuration Parameters 106Configuring a Provisioning Server 92Configuring Audio Features 361Configuring Advanced features 292Configuring Audio Features 361