Yealink SIP-T21 E2 Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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2. Click Reset to factory in the Reset to factory field.
The web user interface prompts the message “Do you want to reset to factory?”.
3. Click OK to confirm the resetting.
The IP phone will be reset to factory sucessfully after startup.
Note
How to reset the IP phone to custom factory configurations?
Procedure
Configuration changes can be performed using the following methods.
Central
Provisioning
(Configuration
File)
<y0000000000xx>.c
fg
Configure the Custom Factory Configuration
feature.
Parameter:
static.features.custom_factory_config.enable
Configure the access URL of the custom
factory configuration files.
Parameter:
static.custom_factory_configuration.url
Web User Interface
Configure the access URL of the custom
factory configuration files.
Navigate to:
http://<phoneIPAddress>/servlet?p=settings
-config&q=load
Reset of your phone may take a few minutes. Do not power off until the phone starts up
successfully.

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English