Yealink SIP-T2XP Administrator's Manual page 103

2) Mark the desired radio box in the DND Status field.
3) (Optional.) Enter the DND on code in the DND On Code field.
4) (Optional.) Enter the DND off code in the DND Off Code field.
3. Click Confirm to accept the change.
To specify the return code and the reason when DND is enabled via web user interface:
1. Click on Features->General Information.
2. Select the desired type from the pull-down list of Return Code When DND.
3. Click Confirm to accept the change.
Configuring Basic Features
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