Yealink document
Server Redundancy on Yealink IP Phones
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About this document
About the Server Redundancy on Yealink IP Phones
A Yealink document for the Yealink CP960 and CP960-WirelessMic (28 pages). This copy, last updated by Yealink on April 3, 2026, 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.
CP960 is end of sale. Support options, dates and replacementsWhat’s inside
- Introduction
- Glossary
- Server Redundancy Implementation
- Phone Registration
- Server Domain Name Resolution
- Configuring Yealink IP Phones
- Configuring Server Redundancy via Web User Interface
- Configuring Server Redundancy Using Configuration Files
- Using Server Redundancy on Yealink IP Phones
- Appendix A: DNS SRV
- Appendix B: Static DNS Cache
- Specifying DNS A Parameters
- Specify DNS SRV Parameters
- Specify DNS NAPTR Parameters
- Example Configuration
Phones covered
Yealink phones this document covers
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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.