Yealink technical note
Calling and Connected Line Identification Presentation on Yealink IP Phones
A Yealink technical note for the Yealink SIP-T31, SIP-T31G and SIP-T31P (13 pages).
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About this technical note
About the Calling and Connected Line Identification Presentation on Yealink IP Phones
A Yealink technical note for the Yealink SIP-T31, SIP-T31G and SIP-T31P (13 pages). This copy, last updated by Yealink on April 3, 2026, and you can read it right here or download it.
What’s inside
- SIP Headers Defined in RFC
- FROM
- P-Preferred-Identity
- P-Asserted-Identity
- Remote-Party-ID
- Privacy
- UPDATE
- Calling Line Identification Presentation
- Configuring the Yealink IP Phones
- Calling Line Identification Presentation Enhancement
- Connected Line Identification Presentation
- Configuring the Yealink IP Phone
- Connected Line Identification Presentation Enhancement
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