What are PSTN failover lines?
PSTN (Public Switched Telephone Network) failover lines are used as backup connections in the event your VoIP or Internet connection goes down. These are optional ports on ATA devices or IP phones that connect directly to the analog PSTN lines coming from the telephone company. This setup requires having both regular analog telephone lines and an account any VoIP Service Provider.
PSTN (Public Switched Telephone Network) failover lines are used as backup connections in the event your VoIP or Internet connection goes down. To have a PSTN failover line , you must have an analog and VoIP provider. These are optional ports on ATA devices or IP phones that connect directly to the analog PSTN lines coming from the telephone company.
