Networking of regular and IP phones

---

Size: 3845px × 4039px
Photo credit: © Dima / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: access, adapter, analog, communication, concept, designer, developer, development, device, diagram, digital, electronics, engineer, finger, hand, horizontal, internet, network, phone, pointing, protocol, pstn, regular, screen, technology, telepphone, user, virtual, voice, voip