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Yealink SIP-T21 E2 Administrator's Guide

Yealink SIP-T21 E2
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Administrators Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
428
Return Code When Refuse
Return code when refuse defines the return code and reason of the SIP response message for
the refused call. The callers phone LCD screen displays the reason according to the received
return code. Available return codes and reasons are:
404 (Not Found)
480 (Temporarily Unavailable)
486 (Busy Here)
603 (Decline)
The following shows an example of the returned reason for the refused call:
Procedure
Return code for refused call can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Specify the return code and the
reason of the SIP response
message when refusing a call.
Parameter:
features.normal_refuse_code
Web User Interface
Specify the return code and the
reason of the SIP response
message when refusing a call.
Navigate to:
http://<phoneIPAddress>/servlet?
p=features-general&q=load

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Yealink SIP-T21 E2 Specifications

General IconGeneral
BrandYealink
ModelSIP-T21 E2
CategoryIP Phone
LanguageEnglish

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