In IP telephony, what is the purpose of a gateway to the PSTN?
- to connect IP voice clients to Internet phone service
- to create a peer-to-peer connection between two IP voice clients
- to map unique names of IP voice endpoints to a client list on a voice server
- to allow IP voice clients to communicate with regular analog telephones.
Exam with this question: CCNA Discovery 1: DHomeSB Final Exam