Grandstream UCM6308 (UCM6308)

2.915,00 د.إ Inc. VAT

The Grandstream UCM6308 IP PBX Dubai enterprises rely on delivers a 6-core ARM processor, 4GB RAM, 8 FXO and 8 FXS ports, and support for up to 3,000 SIP users — all with zero licensing fees and a 3-year warranty, available now from IRIX at AED 2,915.

  • SIP Users: Up to 3000
  • Concurrent Calls: Up to 450
  • FXS Ports (Analog Telephone): 8 x RJ11 (lifeline capable)
  • FXO Ports (PSTN Line): 8 x RJ11
  • Processor: 6-Core ARM Cortex A53
  • RAM: 4GB
  • Warranty: 1-year manufacturer + IRIX UAE support
SKU: UCM6308 Category:
Description

Technical Specifications of Grandstream UCM6308

The following table covers every hardware and software parameter of the grandstream ucm6308 ip pbx dubai buyers need to evaluate before deployment.

Specification Detail
Processor 6-Core ARM Cortex A53
RAM 4GB
Flash Storage 128GB
Telephony Platform Asterisk 16 (open source)
SIP Users Up to 3000
Concurrent Calls Up to 450
SRTP Concurrent Calls Up to 250
Video Conference Rooms Up to 9
Video Conference Participants Up to 60 per room (1080p)
FXS Ports (Analog Telephone) 8 x RJ11 (lifeline capable)
FXO Ports (PSTN Line) 8 x RJ11
Network Interfaces 3 x Gigabit Ethernet RJ45 (self-adaptive, switched/routed/dual-card mode) with PoE+
PoE Standard IEEE 802.3at-2009 (PoE+)
NAT Router Yes (router mode and switch mode supported)
USB Ports 1 x USB 2.0, 1 x USB 3.0
SD Card Interface 1 x SD card slot
LCD Display Yes (front panel)
Form Factor 1U Rack-mountable (19-inch) / Desktop
Power Input DC 12V (dual redundant power input)
Operating Temperature 0°C to 45°C (32°F to 113°F)
Storage Temperature -10°C to 60°C (14°F to 140°F)
IVR Levels 5-level IVR
Auto-Attendant Languages English, Chinese, British English, German, Spanish, Greek, French, Italian, Dutch, Polish, Portuguese, Russian, Swedish, Turkish, Hebrew, Arabic, Nederlands
Web UI Languages English, Simplified Chinese, Traditional Chinese, Spanish, French, Portuguese, German, Russian, Italian, Polish, Czech, Turkish
Audio Codecs G.711 (a/u-law), G.722, G.726, G.729A/B, iLBC, Opus (Full-Band)
Video Codecs H.264, H.263, H.263+, H.265, VP8
Jitter Resilience Up to 50% packet loss
Network Protocols TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, IPv6, OpenVPN
Security SRTP, TLS, HTTPS with hardware encryption accelerator, Secure Boot, Fail2ban, Whitelist, Blacklist, unique certificate, random default password
Provisioning Mass provisioning via AES encrypted XML, ZeroConfig (DHCP Option 66, multicast SIP SUBSCRIBE, mDNS), auto-discovery of Grandstream endpoints
Disconnect Methods Busy/Congestion/Howl Tone, Polarity Reversal, Hook Flash Timing, Loop Current Disconnect
Cloud Management Grandstream Device Management System (GDMS) — zero-touch provisioning
Remote Access UCM RemoteConnect (cloud NAT traversal, no VPN required)
Collaboration Features Built-in MCU: conferencing, chat, screen sharing, whiteboard, recording
Wave App Support Android, iOS, Chrome, Firefox (desktop & mobile)
Third-Party Integration API for CRM, PMS, and custom integrations
High Availability Hot Standby High-Availability supported
Call Center Built-in call center suite with call queue management
Warranty 3 Years
Licensing Fees None (zero licensing fees, no recurring costs)

Key Features of Grandstream UCM6308 Unified Communications Platform

  • Zero Licensing Model: The UCM6308 carries no per-seat or per-feature licensing fees, eliminating recurring costs across the entire deployment lifecycle.
  • 8 FXO + 8 FXS Analog Ports: Native PSTN connectivity and direct analog phone support allow hybrid PSTN-VoIP migration without additional gateways.
  • Up to 450 Concurrent Calls: A 6-core ARM Cortex A53 processor and 4GB RAM sustain high call volumes without performance degradation under peak load.
  • Built-In Video Conferencing MCU: Nine simultaneous 1080p conference rooms with up to 60 participants each remove the need for a separate conferencing server.
  • UCM RemoteConnect Cloud NAT Traversal: Remote workers connect securely without VPN configuration, reducing IT overhead for distributed teams across the GCC and CIS regions.
  • Hot Standby High Availability: Dual redundant power input and HA failover support ensure business continuity for mission-critical voice environments.

Why Choose the Grandstream UCM6308

The grandstream ucm6308 ip pbx dubai deployment case is strongest for mid-to-large enterprises that need a self-hosted, analog-compatible unified communications platform without ongoing licensing exposure. Its 3,000-user ceiling, built-in call center suite, and native Arabic auto-attendant make it particularly well-suited for regional contact centers and hospitality operators running mixed PSTN and SIP environments.

Buyers with fewer than 500 users and no analog line requirement may find the UCM6304 or UCM6302 a more cost-efficient fit within the same grandstream ucm6300 series gcc lineup. For organizations that have already retired all PSTN lines and need only SIP trunking, a UCM without FXO ports reduces upfront spend. Either way, the UCM6308 remains the benchmark grandstream ip pbx uae choice when analog continuity and scale both matter.

Who Is the Grandstream UCM6308 Built For

  • Hotel and Hospitality IT Managers: Properties running legacy analog room phones alongside a modern SIP front desk benefit directly from 8 FXS lifeline ports, PMS API integration, and Arabic IVR without third-party middleware.
  • Enterprise Network Administrators (300–2000 seats): Teams managing multi-site deployments across the GCC or CIS use GDMS zero-touch provisioning and OpenVPN support to centrally control remote branches from a single pane of glass.
  • Contact Center Operations Leaders: Built-in queue management, call recording, wallboard reporting, and the Wave softclient eliminate the need for a separate ACD platform, reducing both capex and vendor complexity.

Hands-On Review and Customer Feedback

The video below provides a practical walkthrough of the UCM6308 interface, provisioning workflow, and call center configuration. Watch it before finalizing your deployment architecture to understand real-world setup time and feature depth.

Installers consistently praise the ucm6308 unified communications platform for its intuitive web GUI, which significantly reduces commissioning time compared to CLI-dependent alternatives. The zero-licensing model draws strong positive feedback from finance teams reviewing total cost of ownership over three-to-five-year cycles, and the built-in MCU is frequently cited as a genuine differentiator for organizations that would otherwise pay separately for conferencing infrastructure.

Noted limitations include the web UI language list, which does not yet cover Arabic — relevant for GCC administrators who prefer a localized management interface. Some users also report that the 128GB internal storage fills faster than expected in high-volume call recording environments, making external USB or SD card expansion planning essential from day one.

UAE and GCC buyers should confirm three practical points before ordering: that the unit ships with a valid 3-year manufacturer warranty registered to an authorized regional distributor, that the power adapter supplied is compatible with 220–240V GCC mains (the UCM6308 uses a DC 12V external adapter), and that local stock is available to avoid cross-border lead times that could delay project go-live dates.

Why Buy the Grandstream UCM6308 from IRIX

  • Authorized Distributor Stock: Units are sourced directly through Grandstream’s authorized channel, ensuring genuine hardware with valid serial numbers and full manufacturer entitlements.
  • 3-Year Manufacturer Warranty with IRIX UAE Support: Every UCM6308 is backed by Grandstream’s 3-year warranty plus in-country technical support from the IRIX team, reducing RMA turnaround time for regional buyers.
  • Same-Day Dubai Dispatch | 2–7 Days GCC, CIS & Africa: Orders confirmed before cut-off ship the same business day from Dubai, with tracked export logistics covering Saudi Arabia, Kuwait, Qatar, Bahrain, Oman, Kazakhstan, and beyond.
  • Reseller and Trade Pricing Available: Registered resellers, system integrators, and volume buyers can apply for tiered trade pricing — contact the IRIX B2B desk with your company trade license for a formal quote.
  • Full Export Documentation: Every shipment includes a commercial invoice, certificate of origin, and packing list, meeting customs clearance requirements across GCC and CIS import jurisdictions without additional paperwork requests.

Frequently Asked Questions

What warranty does the Grandstream UCM6308 carry, and how is it supported in the UAE?

The UCM6308 includes a 3-year manufacturer warranty covering hardware defects under normal operating conditions. IRIX provides in-country warranty support, meaning UAE and GCC buyers do not need to ship units internationally for RMA processing.

How quickly can I receive the UCM6308 after placing an order?

Orders placed with IRIX are dispatched the same business day from Dubai for local UAE delivery, with GCC destinations typically receiving shipments within 2 to 4 business days and CIS or African destinations within 5 to 7 business days. Exact lead times depend on the destination country’s customs clearance process.

Is bulk or reseller pricing available for the UCM6308?

Yes — IRIX offers structured trade pricing for registered resellers, system integrators, and project-based volume purchases of the voip pbx system dubai and broader Grandstream portfolio. Submit your company trade license and required quantity to the IRIX B2B team to receive a formal quotation.

What is the difference between the UCM6308 and the UCM6304 within the UCM6300 series?

The UCM6308 provides 8 FXO and 8 FXS ports, supporting up to 3,000 SIP users and 450 concurrent calls, while the UCM6304 offers 4 FXO and 4 FXS ports with a lower concurrent call ceiling. Buyers with larger analog line counts or higher call volume requirements should select the UCM6308 within the grandstream ucm6300 series gcc lineup.

Additional information
BrandGrandstream
ModelUCM6308
Part NumberUCM6308
SIP UsersUp to 3000
Concurrent CallsUp to 450
FXS Ports (Analog Telephone)8 x RJ11 (lifeline capable)
FXO Ports (PSTN Line)8 x RJ11
Processor6-Core ARM Cortex A53
RAM4GB
Flash Storage128GB
Network Interfaces3 x Gigabit Ethernet RJ45 (self-adaptive, switched/routed/dual-card mode) with PoE+
Video Conference ParticipantsUp to 60 per room (1080p)
High AvailabilityHot Standby High-Availability supported
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