Introduction
This article provides detailed instructions on how to handle and report suspicious phone calls from Webex or Cisco phones. It covers the specific steps to take to ensure your security and alert Pima's IT cybersecurity team.
Questions
If you receive a call threatening physical harm, violence, or the safety of anyone, immediately hang up and call 911 or Campus Police at x2700.
How do I block phone calls to my assigned extension in the Webex App?
- In the Webex app, select the Calling or Call history tab.
- From the list of recent calls, right-click the number or click the More Options button.
- Select Block to block calls from this number.

- To unblock the number, right-click the number and select Unblock.
- Manage all blocked numbers at Settings > Calling > Block List.
- Alternatively, calls can be added to the Selectively reject calls list by following Webex's guide here:
How do I block phone calls to a shared extension or department line?
- Submit a Report a Telephone Problem ticket and document the phone number.
- Once submitted, the phone numbers will be added to the Selectively reject calls list by the Networks team.
How do I report suspicious phone calls on my personal device?
- Report scams and fraud to the Federal Trade Commission (FTC) - you do not need to contact the IT Help Desk
- Add your number to the FTC's Do Not Call Registry
- Block the caller using your phone's settings
- iPhone/iPads - Avoid unwanted calls
- Androids - Avoid unwanted calls
- NOTE: Your approach might differ based on your phone's manufacturer. For precise instructions, please search online for your specific phone make and model