Yealink SIP-T21P User Manual

User Guide for the SIP-T21P IP Phone
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7. Press the Add soft key to accept the change or the Back soft key to cancel.
Note
Adding Contacts from Call History
To add a contact to the local directory from the call history:
1. Press the History soft key.
2. Press or to select the desired entry.
3. Press the Option soft key, and then select Add to Contacts from the prompt list.
4. Enter the contact name.
5. Press the Save soft key to accept the change.
The entry is successfully saved to the local directory.
Adding Contacts from Remote Phone Book
To add a contact to the local directory from remote phone book:
1. Press Menu->Dir->Remote Phone Book.
If Remote Phone Book is added to the directory, press Dir->Remote Phone Book to
enter remote phone book.
2. Press or to select the desired contact.
3. Press the Option soft key, and then select Add to Contacts from the prompt list.
4. Press the Save soft key to save the contact in the local directory.
If the contact has already existed in the local directory, the LCD screen will prompt
“Overwrite the original contact?”. Press the Ok soft key to overwrite the original
contact in local directory or the Cancel soft key to cancel.
For more information on remote phone book operating, refer to Remote Phone Book on
page 40.
If the contact has existed in the directory, the LCD screen will prompt “Contact Name
existed!”.

Yealink SIP-T21P Specifications

General

Display	132 x 64-pixel graphical LCD
Network	10/100 Mbps Ethernet
SIP Accounts	2
Wall Mountable	Yes
Audio Features	HD Voice
Protocols	SIP v1 (RFC2543), v2 (RFC3261)
Voice Codecs	G.711(A/μ), G.729AB, G.726, G.722
Phonebook	1000 entries
Call Features	Call hold, call waiting, call transfer, call forward, 3-way conferencing
Security	SRTP, TLS, 802.1x, HTTPS
Ethernet Ports	2 x RJ45 10/100 Mbps
Power Supply	Power over Ethernet (PoE) or optional power adapter
Operating Humidity	10% to 90% (non-condensing)
Languages	Supports multiple languages
PoE	Yes (802.3af)
Operating Temperature	-10°C to 50°C