StarSIP AlwaysUp provides ultra-reliable, costeffective SIP trunks and a suite of advanced UC features that revolutionize business communications. StarSIP AlwaysUp can also provide primary rate interface, or PRI, lines if the customer desires. This paper will explore what StarSIP AlwaysUp has to offer to businesses of all sizes and industries.
- https://s2s-support-files.s3.amazonaws.com/StarSIP_AlwaysUp1_WhitePaper.pdf
