574769
130
Zoom out
Zoom in
Previous page
1/142
Next page
User Guide for the SIP-T21P/SIP-T21 IP Phone
120
Why cant 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 into 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.
130


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Yealink SIP-T21P at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Yealink SIP-T21P in the language / languages: English as an attachment in your email.

The manual is 4,04 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

Others manual(s) of Yealink SIP-T21P

Yealink SIP-T21P User Manual - Dutch - 17 pages

Yealink SIP-T21P User Manual - Dutch - 7 pages


The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info