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SIP Trunking

ADTRAN and our SIP Trunking partners offer proven solutions for the delivery of converged services at a lower cost - all backed by industry leading service and support. Our SIP Trunking Service Provider partners are fully interoperable with ADTRAN's NetVanta 7000 Series and Unified Communications solutions. This combination offers SMB and enterprise customers proven ways to cost-effectively transition to converged voice and data networking.

SIP Trunking is an ideal solution for businesses looking to reduce costs by consolidating all voice and data traffic over a single IP circuit.

Visit BabyTel
Visit BandTel
Visit Bandwidth.com *
Visit Broadvox* 
Visit CenturyLink
Visit Clarity
Visit CommPartners *
Visit COVAD *
Visit MegaPath *
Visit NuVox
Visit Sogetel
Visit Speakeasy *
Visit VocalNet
Visit Voyss Solutions *
Visit Windstream *
Visit XO

* The SIP trunking services from these providers has been interop tested for use with the NetVanta 7000 series. No additional SIP ALG device is required, as the SIP trunks can be directly terminated in the NetVanta 7000 series.