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Grandstream UCM6302 IP PBX Gateway - 2 FXO & 2 FXS Ports - Supports 1000 Users - 450 Concurrent Calls - 3x Gigabit PoE+ Ports
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Product Features
Product Overview
The Grandstream UCM6302 is a powerful IP PBX gateway engineered to centralize and unify business communications on a single network. This model delivers scalable telephony solutions with 2 FXO and 2 FXS ports, supporting up to 1000 users and 450 concurrent calls. Built on the robust UCM6300 series platform, it integrates voice, video calling, conferencing, video surveillance, web meetings, data analytics, mobility, facility access, and intercom functionality into one cohesive system.
This gateway provides a solid foundation for businesses upgrading their communication infrastructure with modern unified collaboration tools. It streamlines deployment and management while offering the flexibility to grow with organizational needs. The UCM6302 is designed to replace legacy PBX systems with a feature-rich, network-based solution that reduces complexity and total cost of ownership.
Technical Overview
This IP PBX operates on the Asterisk version 16 open-source telephony platform, delivering reliable call handling and advanced telephony features. It includes three Gigabit auto-sensing RJ45 network ports with integrated PoE+, supporting NAT routing and automated firewall traversal for secure remote connections. The system supports Full-Band Opus voice codec and H.265/H.264/H.263/H.263+/VP8 video codecs, with jitter resilience handling up to 50% packet loss.
Advanced security measures include secure boot, unique certificates, and random default passwords to protect calls and user accounts. The platform's architecture ensures compatibility with existing network infrastructure while providing the performance needed for demanding business environments.
Relevant factors for this section include SKU. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The UCM6302 delivers significant advantages for businesses seeking to modernize their communication systems while maintaining compatibility with existing infrastructure.
Scalable Architecture
Supports up to 1000 users and 450 concurrent calls, allowing businesses to grow without replacing core telephony hardware.
- 2 FXO ports for analog trunk connections
- 2 FXS ports for analog device integration
- Three Gigabit PoE+ ports for network flexibility
Unified Communication Platform
Integrates voice, video, conferencing, surveillance, and mobility features into a single system managed through a centralized interface.
- Built-in conferencing and meetings platform
- Wave app for Android, iOS, Chrome, and Firefox
- API for CRM and PMS integrations
Simplified Deployment
Zero-configuration provisioning for Grandstream SIP endpoints reduces setup time and technical complexity for IT teams.
- Automated NAT firewall traversal
- Cloud management via GDMS
- Comprehensive security features
Deployment / Use Cases
The UCM6302 is ideal for small to medium businesses, branch offices, and organizations transitioning from traditional PBX systems to IP-based telephony. Its flexible architecture supports various deployment scenarios while maintaining enterprise-grade reliability.
This gateway serves as the communication hub for offices requiring both analog and IP connectivity. The FXO ports connect to PSTN lines for traditional telephone service, while the FXS ports support analog devices like fax machines, modems, or legacy phones. The three Gigabit PoE+ ports power IP phones, wireless access points, and other network devices directly from the gateway.
Office Communication Upgrade
Replace aging PBX systems with a unified IP solution that supports modern collaboration tools while maintaining analog device compatibility.
Multi-Location Deployment
Centralize management of distributed communication systems through cloud-based GDMS while ensuring secure connectivity between sites.
Highlights
- Supports up to 1000 users and 450 concurrent calls for scalable business telephony
- 2 FXO and 2 FXS ports for connecting traditional analog lines and devices
- Three Gigabit auto-sensing RJ45 network ports with integrated PoE+
- Zero-configuration provisioning for Grandstream SIP endpoints simplifies deployment
- Built-in conferencing and meetings platform supports desktop, Wave app, and SIP endpoints
- Wave app for Android, iOS, Chrome, and Firefox enables communication across devices
- API available for third-party integrations with CRM and PMS platforms
- Advanced security with secure boot, unique certificates, and random default passwords
- Automated NAT firewall traversal facilitates secure remote connections
- Compatible with GDMS for cloud setup, management, and monitoring
Specifications
| General | |
|---|---|
| Brand | Grandstream |
| SKU | UCM6302 |
| Manufacturer Part Number | UCM6302 |
User Manual
- Datasheet_UCM6300_Series_English.pdf
- Datasheet_UCM6300_Series_Arabic.pdf
- Datasheet_UCM6300_Series_French.pdf
- Datasheet_UCM6300_Series_German.pdf
- Datasheet_UCM6300_Series_Italian.pdf
- Datasheet_UCM6300_Series_Polish.pdf
- Datasheet_UCM6300_Series_Portuguese.pdf
- Datasheet_UCM6300_Series_Russian.pdf
- Datasheet_UCM6300_Series_Spanish.pdf
- Datasheet_UCM6300_Series_Turkish.pdf
- EU%20Declaration%20of%20Conformity-No%20610-UCM6302_UCM6301.pdf
- EU%20Declaration%20of%20Conformity-No%20611-UCM6308_UCM6304_UCM6308A.pdf
FAQ
What is the maximum user capacity of the UCM6302?
The Grandstream UCM6302 supports up to 1000 users, making it suitable for small to medium businesses and branch offices requiring scalable telephony solutions. This capacity allows organizations to grow their communication infrastructure without replacing the core PBX hardware as staff numbers increase.
How many concurrent calls can this IP PBX handle?
This gateway supports up to 450 concurrent calls, providing sufficient capacity for typical business communication needs including internal calls, external lines, and conference sessions. The call handling is managed through the Asterisk version 16 platform with advanced codec support for voice and video.
What types of ports are available on the UCM6302?
The UCM6302 features 2 FXO ports for connecting to traditional analog telephone lines (PSTN) and 2 FXS ports for connecting analog devices like fax machines or legacy phones. Additionally, it includes three Gigabit auto-sensing RJ45 network ports with integrated PoE+ for powering IP phones and other network devices.
Does this gateway support Power over Ethernet?
Yes, the UCM6302 includes three Gigabit PoE+ ports that provide both data connectivity and power to compatible devices such as IP phones, wireless access points, and surveillance cameras. This eliminates the need for separate power adapters at each endpoint location.
What security features are included with this IP PBX?
Advanced security measures include secure boot technology, unique device certificates, and random default passwords to protect against unauthorized access. The system also supports automated NAT firewall traversal for secure remote connections and encrypted communication protocols for call privacy.
Can this gateway be managed remotely?
Yes, the UCM6302 is compatible with Grandstream's GDMS (Grandstream Device Management System) for cloud-based setup, management, and monitoring. This allows IT administrators to configure and maintain the gateway remotely, deploy firmware updates, and monitor system health from any location with internet access.