Services qualified for Lync
SIP trunking enables connectivity to the public switched telephony network (PSTN) directly over SIP.
E-911 service providers provide routing of emergency calls from Lync to the correct emergency dispatch center responsible for deploying emergency responders for the given client location. To learn about E-911, see E-911 Services.
| Carrier | Service Name | Qualified with TLS & SRTP |
|---|---|---|
| Accelerated Connections | ACI SIP Trunk | |
| AT&T | AT&T IP Flexible Reach Service | |
| Broad-Connect | SIP Trunking | |
| BROKERTEAM | SIP Trunk Brokerteam - Winvision Voice | |
| BT Global Services | BT One Voice | |
| C3NTRO | Lync SIP Connect | |
| Circuit ID | Cloud SIP | |
| Lync Trunk | Cirque A/S | ✔ |
| Colt Technology Services | VoIP Access | |
| Columbus Business Solutions | CBS Cloud Voice | ✔ |
| Comscentre | Comscentre Sip Connect for Microsoft Lync | |
| Elisa | SIP Trunking | ✔ |
| Fujitsu | SIP Trunk | |
| G12 Communications | Lync SIP Trunks | |
| Gamma | SIP Trunking | |
| GlobalConnect | GlobalConnect SIP Trunking | |
| IntelePeer | IntelePeer SIP Trunking< | ✔ |
| Internet Solutions | Internet Solutions SIP Trunk | |
| Interoute | Interoute One | |
| ipvision a/s | VIP Trunk | ✔ |
| Kordia | Onkor Voice | ✔ |
| Level 3 | Level 3 Communications SIP Trunking | |
| Magnetic North | Cloud PBX | |
| Masergy Communications | Intelligent SIP Trunk | |
| One Source Networks | Lync Trunking | ✔ |
| Orange Business Services | Business Talk (SIP Trunking) | |
| Peerless Network | Enterprise SIP Trunking | |
| Phonero | Phonero SIP-trunk | |
| Pure-IP | OneLync SIP Trunks | ✔ |
| QSC AG | IPfonie extended link | |
| Redwood Technologies | SIP Trunk | |
| Rogers Business Solutions | Rogers Business Solutions (RBS) SIP Trunking | |
| SBC Europe | SIP Trunking for Microsoft Lync (2013) | |
| SoTel Systems, LLC | SIP Trunking | |
| Sprint | Global SIP Trunking | |
| Swisscom (Switzerland) | VoIP Gate | |
| Tata Communications | Global SIP Connect | ✔ |
| TDC | TDC Business Trunk | |
| Telappliant | talkAssure SIP Trunking for Microsoft Lync | |
| Telavox | SIP Trunk | ✔ |
| Tele2 | VoIP Connect | |
| Telefonica Business Solutions | SIP Trunking | |
| Telecom New Zealand / Gen-I | Voice Connect | |
| TeliaSonera Finland Oyj | Sonera Business Voice Access | |
| Telio Telecom AS | Telio SipTrunk | |
| Telkomsel | Telkomsel Connect | |
| Telus | IP Trunking | |
| Thinktel | SIP Trunking | |
| toplink GmbH | tpl_sip.business LC | ✔ |
| T-Systems International GmbH | Corporate SIP Germany | |
| tw telecom | Managed SIP Services | |
| Verizon Business | IP Trunking Services | |
| Vodafone GmbH | IP Anlagen-Anschluss | |
| Vodafone Netherlands | Vodafone Office Voice (VoV) and Corporate Net over IP (CNoIP) | |
| Voxbone SA | VoxDID, Vox800 | |
| West IP Communications | MaxxConnect | |
| Widevoice, LLC | SIMPLE LYNC TRUNK | |
| XO Communications | XO SIP Services | |
| Carrier | Service Name | Qualified with TLS & SRTP |
|---|---|---|
| AinaCom | SIP Trunk | |
| AT&T | AT&T IP Flexible Reach Service | |
| Bicentel | Lync SIP Connect | |
| BT Global Services | BT Onevoice | |
| Cellip | Sip-trunk Lync | ✔ |
| CenturyLink | SIP Trunk | |
| Cirque A/S | LYNC Trunk | ✔ |
| Colt | Colt VoIP Access | |
| Elisa | SIP Trunking | |
| Fujitsu | SIP Trunk | |
| Gamma | SIP Trunking | |
| Global Crossing | SIP Trunking Services | |
| GlobalConnect | GlobalConnect SIP Trunking | |
| HIPCOM | SIP Trunking | |
| IECI | IECI | |
| Infopact Network Solutions | SIP Trunk | ✔ |
| IntelePeer | IntelePeer SIP Trunking | ✔ |
| Interoute | InterouteOne | |
| Kordia | Onkor Voice | ✔ |
| KPN | VoIP Connect | |
| Kvantel | Kvantel SIP Connect Lync | |
| Level 3 | Level 3 Communications SIP Trunking | |
| MyNetFone | MyNetFone SIP Trunking | |
| OneXS | OneConnect SIP Trunk | |
| Optimus | SIP Trunk | |
| Orange Business Services | SIP Trunking | |
| Phonect | Phonect SIP | |
| Phonero | Phonero SIP-trunk | |
| Pure IP | OneLync SIP Trunks | ✔ |
| QSC AG | IPfonie extended link | |
| Rogers Business Solutions | Rogers Business Solutions (RBS) SIP Trunking | |
| SpeakUp | speakup trunk | |
| Sprint | Global SIP Trunking | |
| Swisscom | Swisscom VoIP Gate | |
| Tata Communications | Global SIP Connect | ✔ |
| TDC | TDC Business Trunk | |
| Telavox | SIP Trunk | ✔ |
| Tele2 | VOIP Connect | |
| Telenet | Telenet SIP Trunking | |
| Telenor | Telenor Samordnet kommunikasjon (Unified Communication) | |
| Telenor Danmark A/S | Telenor SIP Trunk | |
| Telesphere | Private SIP for Lync | |
| TeliaSonera Finland Oyj | Sonera Business Voice Access | |
| Telus | IP Trunking | |
| ThinkTel | SIP Trunking | |
| Uni-tel | SIP Trunk | |
| Ventelo AS | SIP Trunk | |
| Verizon Business | IP Trunking Services | |
| Vodacom Business | One Net Connect | |
| Vodafone Netherlands | Office Voice / OneVoice | |
| Voiceworks | Voice Connect | |
| VoIPunlimited | Lync Trunk | |
| West IP Communications | MaxxConnect | |
| Windstream | Dynamic IP | |
| XO Communications | SIP Trunk | |