Specifications

Administrator’s Guide for SIP-T2xP IP Phones
viii
 Live Dialpad on page 69
 Auto Answer on page 73
 Call Completion on page 74
 Anonymous Call on page 76
 Anonymous Call Rejection on page 77
 Busy Tone Delay on page 85
 Return Code When Refuse on page 86
 Early Media on page 87
 180 Ring Workaround on page 87
 Use Outbound Proxy in Dialog on page 89
 SIP Session Timer on page 90
 Session Timer on page 91
 Call Return on page 112
 Transfer via DTMF on page 122
 Intercom on page 123
 Music on Hold on page 142
 Automatic Call Distribution on page 143
 Message Waiting Indicator on page 145
 Multicast Paging on page 147
 Call Recording on page 151
 LLDP on page 169
 VLAN on page 172
 VPN on page 175
 Quality of Service on page 177
 Configuring Audio Features on page 195
 Secure Real-Time Transport Protocol on page 213
 Appendix B: Time Zones on page 247
 Phone user interface for each feature
Major updates have occurred to the following sections:
 Creating Dial Plan on page 31
 Transport Layer Security on page 207
 Encrypting Configuration Files on page 215
 Troubleshooting on page 231
 Web user interface for each feature