Session initiation protocol (SIP) trunking allows any organization to upgrade its offline PBX to an internet-powered business phone system. Business leaders are using this technology to harness VoIP’s ...

Call quality has been mostly excellent, though SIP-to-cell transfers may briefly experience more latency. Of course the DSS/BLF on my phone glows red and it did three times since implementation ...

From E911 to MPLS to local number portability and DID issues, plus migration planning for the future, the leading enterprise carrier analyst answers end users' questions about SIP Trunks in the real ...