Implementing Cisco Collaboration Devices (CICD, legacy) — Question 89

Which three devices can be used to interface with the public switched telephone network? (Choose three.)

Answer options

• A. Cisco Unified SRST
• B. Cisco Unified Border Element
• C. Foreign Exchange Office Voice interface
• D. Cisco VG224 Analog Voice Gateway
• E. Cisco E1/T1 ISDN PRI Network Module
• F. Foreign Exchange Station Voice Interface Card

Correct answer: C, D, F

Explanation

The correct options, C, D, and F, are designed specifically to interface with the public switched telephone network. Option A and B are related to VoIP solutions and do not directly connect to PSTN, while option E is focused on providing ISDN connectivity rather than direct PSTN interfacing.