Voice-Over-IP (VOIP) Statement regarding Entraguard Units Telephone Providers Switching from 'Plain-Old-Telephone-Service' (POTS) lines More and more telephone line providers are moving away from "plain old telephone service" (POTS) lines to digital, ...
Voice-Over-IP (VOIP) Statement regarding Entraguard Units Telephone Providers Switching from 'Plain-Old-Telephone-Service' (POTS) lines More and more telephone line providers are moving away from "plain old telephone service" (POTS) lines to digital, ...