Implementing Cisco Collaboration Applications (CLICA) — Question 119

What prevents toll fraud on voicemail ports?

Answer options

• A. IP address trusted list on the PSTN gateway
• B. CSS
• C. Block OffNet to OffNet Transfer service parameter
• D. FAC

Correct answer: B

Explanation

The correct answer, CSS, is used to control the access of calls to different partitions, thereby preventing unauthorized calls that could lead to toll fraud. The other options, while related to call handling and security, do not directly address the specific prevention of toll fraud on voicemail ports.