Grandstream UCM6302

Hardware Specifications:

• CPU: Dual-core 1 GHz (maybe ARM or Intel Atom)
• RAM: 2GB DDR4
• Storage: 16GB eMMC (maybe expandable via microSD)
• Network: 2x Gigabit Ethernet ports (WAN/LAN with PoE passthrough? Or just standard)
• USB: 2x USB 3.0 ports for peripherals like GSM gateways
• Expansion: microSD slot up to 128GB
• No built-in Wi-Fi or FXS/FXO ports
• Performance:
• Maximum Users: 500
• Concurrent Calls: 150
• IP Devices: 250 (phones, gateways, etc.)

Features:

• Auto-attendant (IVR)
• Call queues
• Conference bridges (audio and video)
• Voicemail (with email delivery)
• Call recording (local or network storage)
• Fax over IP (T.38)
• Mobile apps (Grandstream Wave)
• CRM integration (via XML APIs or third-party plugins)
• Unified Communications: Presence, chat, video meetings

Networking & Security:

• SIP, TLS, SRTP
• VPN (OpenVPN, IPSec)
• Firewall, NAT traversal (STUN, ICE)
• QoS (DiffServ, VLAN)
• DHCP server, LLDP

Management:

• Web-based interface (HTTPS)
• REST API for integration
• SNMP monitoring
• Automated provisioning (Zero Config, TR-069)
• Firmware upgrades via web interface

Physical Specs:

• Dimensions: 9.06 x 6.73 x 1.73 inches (230x171x44mm)
• Weight: ~2.2 lbs (1kg)
• Rack-mountable with included ears
• Power: 12V DC, 2A adapter
• Operating Temperature: 0°C to 40°C
• Certifications: FCC, CE, RCM, RoHS

Included Accessories:

• Power adapter
• Rackmount ears
• Quick start guide