- Voice: G.722 (wideband), G.711 A Law, G.711 U Law, GSM, iLBC, G.729 and G.726 with automatic transcoding between codecs.
- Video: H.264 and H.263.
- Fax: T.38 pass-through and termination (Redundancy Mode)
- Log onto https://now.tel2.co.uk portal
- Select CloudPBX > Phone number > Preferences > Voice and Quality
- Set preferences
- Set Codecs (recommended SysAdmins only)
- Set DTMF (recommended SysAdmins only)