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Yealink SIP-T21 E2 Administrator's Guide

Yealink SIP-T21 E2
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Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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4) (Optional.) Enter the DND off code in the Off Code field.
3. Click Confirm to accept the change.
To specify the authorized numbers when DND is activated via web user interface:
1. Click on Features->General Information.
2. Select the desired value from the pull-down list of DND Emergency.
3. Enter the desired value in the DND Authorized Numbers field.

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Yealink SIP-T21 E2 Specifications

General IconGeneral
BrandYealink
ModelSIP-T21 E2
CategoryIP Phone
LanguageEnglish

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