Key Specs & Features of DUC 600
| Feature / Spec | Detail |
|---|---|
| Analog ports | Built-in: 4 FXO ports + 2 FXS ports (with hot-standby) for analog/PSTN line integration and analog-phone support. dasscom.com |
| Network / LAN | Dual 10/100 Mbps RJ45 ports (for SIP/trunk and internal LAN) enabling SIP trunking and network connectivity. dasscom.com |
| VoIP / SIP / PSTN Support | Supports SIP trunks, PRI (SIP PRI), and standard analog lines — good hybrid flexibility. dasscom.com+1 |
| Voice / Codec / Call Quality | Supports common codecs (e.g. G.711, G.729, etc.), echo cancellation, jitter buffer, fax support (T.38), and standard telephony signaling methods. dasscom.com |
| PBX/UC Features | Typical PBX features: call routing, voice/fax calls, IVR/auto-attendant, voicemail, call transfer/forward, conferencing, etc. (Since DUC Series aims to be full-featured PBX.) dasscom.com+2dasscom.com+2 |
| Hybrid deployment capabilities | Because of built-in FXO/FXS + SIP support, you can have a mix of analog phones (or PSTN lines) + IP/SIP phones/extensions — useful when migrating over time or keeping older equipment. dasscom.com+1 |






