Default Credentials: admin / admin

1. Download and extract the latest firmware
   • http://www.yealink.com/SupportDownloadfiles.aspx?CateId=1298&parentcateid=142
2. Upgrade the firmware using the the web UI
   • Settings → Upgrade

1. Settings → Time & Date
   1. Time Zone
   2. Primary Server
      • 0.us.pool.ntp.org
   3. Secondary Server
      • 1.us.pool.ntp.org
   4. Daylight Saving Time

1. Network → Advanced
   1. VLAN

These settings have the phone on VLAN 241 and the PC switch port as untagged.

1. Account → Register → Account
   1. Line Active
   2. Label
   3. Display Name
   4. Register Name
   5. User Name
   6. Password
2. Account → Register → SIP Server 1
   1. Server Host