On either side of that somewhat soft SIP trunk demarc, security continues to be important, and it's still a matter of contention on who's willing to pay for what services. In case you don't know him, ...

SIP-trunking services have been around for a while, but their pervasiveness among enterprises has been hampered by interoperability concerns. Early results from Nemertes’ Advanced Communications ...

XO Communications has unveiled an enterprise-class, multi-site Session Initiation Protocol trunking solution designed to add flexibility and scalability to distributed voice network architecture for a ...

For those with lots of distributed PBXs or key systems, adopting SIP trunking means deploying SIP-to-PRI gateways or managing large numbers of new trunks. New offerings based on session management can ...

Telesphere's private, nationwide MPLS network provides direct private SIP interconnection to IP PBXes from vendors such as Asterisk, Avaya and Cisco, as well as TDM PBXes. By using Telesphere for ...