The following brands are known to be compatible:

  1. 3CX

  2. Xorcom

  3. Asterisk

  4. Avaya

  5. Cisco

  6. FreePBX

  7. SNOM

  8. Polycom

  9. Yealink

  10. Linksys

  11. VOPTech

  12. Grandstream

  13. Ericsson-LG

  14. Zoiper

  15. CounterPath (Bria 3, X-Lite)


Codec supported: G.729, GSM, G.711A, G.711U