Simgenet IP-Based Conference and Announcement System
Simgenet IP-Based Conference and Announcement System is a multi-region, multi-user conference and announcement management software developed by Simgenet Engineering, controlled through a central web interface. It is specifically designed for use in critical communications infrastructures such as power transmission control centers, rail transit systems, airports, military facilities, and municipal services.
Core Features
| Feature |
Description |
| Full-Duplex Conference | Simultaneous speaking and listening capability with unlimited participant configuration |
| Bidirectional Announcement | Uninterrupted bidirectional voice announcement and communication |
| Web-Based Management | All regions and users can be monitored and managed from a central location |
| IP PBX Function | Peer-to-peer voice and video call support |
| Remote Microphone Control | Authorized users can remotely control IP user microphones on and off |
| Category/Direction Structure | Users can be assigned to predefined categories, with dynamic switching capability |
| Scalability | Unlimited number of regions, categories, and user definitions |
| Real-Time Status Monitoring | User online/offline/active status tracked with color-coded interface |
Integration and Protocol Support
| Category |
Details |
| Codec Support | G.711 (A-law, µ-law), G.722, G.723.1, G.726, G.729 (A/B), GSM, iLBC, Speex, Opus, SILK, AMR, AMR-WB, H.261, H.263, H.263+, H.264 (Video), VP8 (Video), T.38 (Fax) |
| VoIP Gateway | Brand-independent analog/digital gateway compatibility |
| PBX Integration | Compatible with PRI, FXS/FXO interfaces |
| Radio Integration | VoIP/SIP integration with analog and digital radio systems |
| VPN Support | IPSec and OpenVPN for encrypted communication |
| Routing | Static, default, and dynamic routing (OSPF, BGP); IP/MPLS support |
| SIP Support | Unlimited SIP Users, SIP Trunks; analog gateway integration |
| Virtualization | Compatible with VMware, KVM, and similar environments |
Advanced Conference Features
| Feature |
Description |
| Conference Intervention | User addition, removal (kick), emergency user inclusion |
| Advanced Intercom | Barge-in, callback, priority override |
| Permission-Based Access | Each region can only communicate with its own users; administrators can grant cross-region access |
| Time Synchronization | All recordings are timestamped with central server time |
| Advanced Reporting | Matrix filtering and analysis by date, user, region, and category |
| User Roles | Admin, Operator, Observer, and Technical roles with permission management |
Use Cases
Simgenet Announcement System serves as an effective communications and management platform in power transmission control centers, rail transit systems, airports, municipal services, military facilities, and critical infrastructure facilities. The system enables central control with regional communication, allowing all users to establish real-time voice/video communication as if they were in the same physical location.
System Architecture
| Module |
Function |
| Web-Based Management Portal | Central interface for all management and monitoring |
| IP PBX Module | End-to-end voice/video calling |
| Conference & Announcement Module | Conference initiation and announcement management |
| Status Monitoring Interface | Color-coded real-time status monitoring |
| Reporting Module | Log queries by date, user, and region |
| Routing / VPN / MPLS Infrastructure | Static/Default/Dynamic routing, IPSec, OpenVPN, MPLS |
| Audio and Conference |
|---|
| Conference Type | Full-Duplex (Bi-directional Simultaneous Communication) |
| Participant Capacity | Unlimited user and zone definition |
| Codec Support (Audio) | G.711 (A-law, µ-law), G.722, G.723.1, G.726, G.729 (A/B), GSM, iLBC, Speex, Opus, SILK, AMR, AMR-WB |
| Video Codec Support | H.261, H.263, H.263+, H.264, VP8 |
| Echo Cancellation | G.168 Echo Cancellation support |
| DTMF Support | RFC 2833 (In-band/Out-of-band), SIP INFO, In-band Audio |
| Fax Protocol | T.38 (FoIP), G.711 Fax Pass-through |
| IP PBX and Integration |
|---|
| IP PBX Function | Peer-to-Peer voice and video call |
| SIP Support | Unlimited SIP User, SIP Trunk, Analog Gateway |
| PBX Integration | PRI, FXS/FXO interface support |
| Radio Integration | Analog and digital radio systems (VoIP/SIP) |
| VoIP Gateway Compatibility | Vendor-agnostic analog/digital gateway |
| Virtualization | VMware, KVM compliant |
| Management and Control |
|---|
| Management Interface | Web-based central management panel |
| User Roles | Admin, Operator, Monitor, Technical |
| Status Monitoring | Real-time color-coded status tracking (Green/Red/Yellow) |
| Conference Intervention | Add users, remove (kick), emergency inclusion |
| Intercom Features | Barge-in, callback, priority override |
| Remote Microphone Control | Authorized users can mute/unmute microphone |
| Reporting | Matrix-based; filtering by date, user, zone, series-direction |
| Time Synchronization | Central clock with timestamped recording |
| Series-Direction Structure | User groups, dynamic switching, unlimited series-direction definition |
| Network and Security |
|---|
| VPN Support | IPSec, OpenVPN encrypted tunneling |
| SRTP Support | SRTP (RFC 3711) with encrypted voice transmission |
| Routing Protocol | Statik, Default, OSPF, BGP; IP/MPLS support |
| QoS Support | DiffServ (DSCP), 802.1p/q VLAN Priority Tagging |
| NAT Traversal | STUN, TURN, ICE support |
| Application Areas |
|---|
| Target Segments | Energy transmission, rail system, airport, military, municipal, critical infrastructure |
For detailed technical information, please refer to the product datasheet or hardware user manual.
