Session Border Controllers (SBCs)

Mediant 3100 SBC

Up to 5,000 SBC Sessions/1,920 TDM ports

Certified for Teams Direct Routing

Hybrid SBC and Media Gateway

Mediant 3100 SBC

Hybrid SBC and media gateway for medium-to-large sized enterprise deployments

  • Suitable for medium-to-large enterprises Suitable for medium-to-large enterprises
  • High availability High availability
  • Certified for Microsoft Teams Direct Routing Certified for Microsoft Teams Direct Routing
  • Up to 5,000 SBC Sessions/1,920 Voice Channels Up to 5,000 SBC Sessions/1,920 Voice Channels


The AudioCodes Mediant 3100 enterprise session border controller (E-SBC) and media gateway is a complete connectivity solution for medium-to-large sized enterprises.

Scaling up to 5,000 concurrent SBC sessions, the Mediant 3100 connects IP-PBXs to any SIP trunking service provider and offers superior performance in connecting any SIP to SIP environment.

In addition, the Mediant 3100 supports up to 1,920 voice channels in a 2U platform to enable versatile connectivity between TDM and VoIP networks, such as connecting legacy TDM PBX systems to IP networks and IP-PBXs to the PSTN.


  • Proven interoperability with SIP trunks, UC platforms, PBXs and IP cloud services
  • Certified for Microsoft Teams Direct Routing with local media optimization
  • Facilitates gradual migration to IP communications with low CAPEX and reduced space and power footprints
  • Advanced capabilities for optimizing and monitoring voice service quality


  • Supports up to 5,000 concurrent SBC sessions and 1,920 TDM ports
  • Robust perimeter defense against cyber, DoS and DDoS attacks, as well as eavesdropping, fraud and service theft
  • Service resilience with local branch survivability and PSTN fallback


Max. SBC Sessions 5,000 (RTP/SRTP)
Max. Transcoding Sessions 3,072
Max. Registered Users 20,000
PSTN Interfaces 8 to 64 E1/T1
Max. Voice Channels 1,920
Ethernet 8 GE interfaces configured in 1+1 redundancy or as individual ports
Transcoding and Vocoders Coder normalization including transcoding, coder enforcement and re-prioritization, extensive vocoder support: G.711, G.723.1, G.726, G.729A/B, GSM-FR, AMR-NB/WB, Opus-NB/WB, OPUS: SILK-NB/WB
Physical Dimensions 19” 2U, (HxWxD) 88mm x 438mm x 490mm
Powering Redundant Dual Feed, 100-240 V AC/9-4A, 50-60Hz or 48VDC 18A max
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