To prevent a caller from calling your extension, add the caller's phone number to the personal block list.
To allow users to block phone numbers, the FortiVoice system administrator must enable the personal block list functionality on the FortiVoice phone system.
- In Call History, select the checkbox at the beginning of the row for the phone number that you want to block.
- Select More Action > Block.
- To confirm, click Block.
- To verify that the phone number is in the block list, go to Contact and click Personal Block List.