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Yealink administrator guide

Yealink SIP-T2xP and SIP-T19P IP Phone Family Administrator Guide V72 1

The administrator guide for the Yealink SIP-T19P and SIP-T21P: configuration, provisioning, security and feature setup (495 pages).

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About this administrator guide

About the SIP-T2xP and SIP-T19P IP Phone Family Administrator Guide V72 1

The administrator guide for the Yealink SIP-T19P and SIP-T21P: configuration, provisioning, security and feature setup (495 pages). This copy, last updated by Yealink on October 24, 2025, and you can read it right here or download it.

These phones have been discontinued by Yealink, but they're still widely used, and this document is still the reference for setting them up. The Tech Team™ supports end-of-life Yealink phones and can help you plan a replacement when you're ready.

SIP-T19P is end of life. Support options, dates and replacements

What’s inside

  1. About This Guide
  2. Documentations
  3. In This Guide
  4. Summary of Changes
  5. Changes for Release 72, Guide Version 72.1
  6. Changes for Release 71, Guide Version 71.165
  7. Changes for Release 71, Guide Version 71.141
  8. Changes for Release 71, Guide Version 71.140
  9. Changes for Release 71, Guide Version 71.125
  10. Changes for Release 71, Guide Version 71.120
  11. Changes for Release 71, Guide Version 71.110
  12. Changes for Release 70, Guide Version 70
  13. Changes for Release 70, Guide Version 2.0
  14. Product Overview
  15. VoIP Principle
  16. SIP Components
  17. SIP IP Phone Models
  18. Physical Features of IP Phones
  19. Key Features of IP Phones
  20. Getting Started
  21. Connecting the IP Phones
  22. Initialization Process Overview
  23. Verifying Startup
  24. Configuration Methods
  25. Phone User Interface
  26. Web User Interface
  27. Configuration Files
  28. Reading Icons
  29. Configuring Basic Network Parameters
  30. DHCP
  31. Configuring Network Parameters Manually
  32. PPPoE
  33. Configuring Transmission Methods of the Internet Port and PC Port
  34. Configuring PC Port Mode
  35. Creating Dial Plan
  36. Replace Rule
  37. Dial-now
  38. Area Code
  39. Block Out
  40. Configuring Basic Features

Phones covered

Yealink phones this administrator guide covers

FAQ

Questions about this document

Quick answers, and The Tech Team™ is a call away if you need more.

Need help with your SIP-T19P?

The Tech Team™ can provision, update and troubleshoot your Yealink phones, and move your office onto smplVoice cloud voice.

Yealink and Yealink product names are trademarks of Yealink Network Technology Co., Ltd. Product information, images and documents are published by Yealink and provided here for reference by smplVoice. Firmware and documents are Yealink’s original, unmodified files.