Yealink SIP-T22P User Manual

User Guide SIP-T22P IP Phone
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4. Click Confirm to accept the change.
Why can’t I send a SMS to any other phone?
SMS depends on support from a SIP server. Contact your system administrator for more
information.
How to change the user password?
To change the user password via web user interface:
1. Click on Security->Password.
2. Select user from the pull-down list of User Type.
3. Enter the new user password in the New Password field and Confirm Password field.
4. Click Confirm to accept the change.
Note
How to make a call using SRTP?
You can enable SRTP to encrypt the audio stream(s) of phone calls. The parties
participating in the call should enable SRTP. You can enable SRTP on a per-line basis.
To enable SRTP via web user interface:
1. Click on Account.
2. Select the desired account from the pull-down list of Account.
3. Click on Advanced.
If logging in the web user interface of the phone with the user credential, you need to
enter the current user password in the Old Password field.
User password is configurable via web user interface only.

Yealink SIP-T22P Specifications

General

DC-in jack	Yes
Expansion module support	No
Ethernet LAN (RJ-45) ports	2
Volume control	Digital
Keypad number of keys	32
Number of handles included	1 pc(s)
Power requirements	100 - 240 VAC, 5 VDC
Power consumption (typical)	2.6 W
Power consumption (PowerSave)	1.5 W
Voice codecs	G.722, G.723, G.726
Touchscreen	-
Display resolution	132 x 64 pixels
Lines quantity	- lines
Phonebook capacity	300 entries
Number of VoIP accounts	3
Security algorithms	HTTPS, SRTP
Flash memory	8 MB
Internal memory	32 MB
Password protection type	User
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 90 %
Handset type	Wired handset
Product type	IP Phone
Product color	Black

Weight and Dimensions

Depth	200 mm
Width	185 mm
Height	90 mm
Weight	770 g