(1).png)
Description
The VoIPGA plug-in card is designed for the Loop-AM3440-A/C. This card serves as a VoIP Gateway that converts up to 60 voice and fax channels to IP networks and in reverse direction. VoIPGA works with FXS, FXO, and E1/T1 interface modules on the AM3440 unit. It uses high-quality embedded DSP chips to provide stable and clear voice quality. It supports G.711 a/mµ-law, G.726-32K, G.729 and G.723.1 voice compression formats to maximize its compatibility with other SIP devices.
- G.711 a/μ, G.726(32K), G.729, G.723.1
- Silence Suppression and Detection
- Echo Cancellation (G.168)
- Adjustable jitter buffer
- Adjustable packet time (by Codec type)In-Band DTMF, Out-of-Band DTMF Relay(RFC2833 or SIP INFO)
- Peer to Peer Call
- Hot Line and Warm Line
- By channel registration
- Invite with Challenge
- Support RFC3986 SIP URI format
- Phone Book Function (point-to-point call, and cross-area call without SIP Server)
VoIP Gateway for FXS, FXO, E&M 2W/4W, MAG, and E1-/T1-CAS services
VoIP Gateway and SIP Proxy Server
