Yealink SIP-T2 Series

Yealink IP Phones Auto provisioning Guide
iv
Configuring a TFTP Server ...................................................... 29
Preparing a Root Directory ................................................................................................ 29
Configuring a TFTP Server ................................................................................................. 30
Obtaining the Address of Provisioning Server ...................... 31
Zero Touch ........................................................................................................................... 31
Plug and Play (PnP) Server ............................................................................................... 33
DHCP Options ..................................................................................................................... 34
Phone Flash ......................................................................................................................... 35
Update Mode ......................................................................... 37
Power On ............................................................................................................................. 37
Repeatedly.......................................................................................................................... 38
Weekly ................................................................................................................................. 39
Auto Provision Now ............................................................................................................ 40
Multi-mode Mixed ............................................................................................................. 41
SIP NOTIFY Message ......................................................................................................... 41
Downloading and Verifying Configurations .......................... 43
Downloading Configuration Files ..................................................................................... 43
Resolving and Updating Configurations ......................................................................... 43
Verifying Configurations .................................................................................................... 44
Specific Scenarios .............................................................................................................. 45
Scenario A Protect personalized configuration settings ............................................ 45
Scenario (A) Protect personalized configuration settings (IP phones are running
firmware version prior to X.72.0.30) .......................................................................... 45
Scenario (B) Protect personalized configuration settings (IP phones are running
firmware version X.72.0.30 or later) .......................................................................... 49
Scenario B Clear personalized configuration settings ............................................... 52
Scenario C Protect personalized configuration settings during factory reset ......... 54
Scenario D Import or export the local configuration file ............................................ 55
Troubleshooting ...................................................................... 59
Glossary .................................................................................. 61
Appendix ................................................................................ 63
Configuring an FTP Server ................................................................................................ 63