Grandstream UCM6300A VoIP PBX System – Seamless Unified Communications

Name: Grandstream UCM6300A VoIP PBX System – Seamless Unified Communications
Brand: Grandstream
SKU: UCM6300A-1
Availability: InStock

$188

Supports up to 3000 users and 450 concurrent calls
Secure boot, SRTP, TLS encryption, and other advanced security measures
Integrated high-availability (HA) and disaster recovery features
Multi-platform compatibility with mobile and desktop softphones
Easy configuration with zero-configuration provisioning
Built-in call recording and voicemail-to-email
Full support for conferencing, IVR, call routing, and queue management
Compatible with Grandstream Wave app for remote access
No licensing fees or recurring costs
Rack-mountable design for easy deployment in server rooms

$188

Grandstream UCM6300A IP PBX System – Seamless Unified Communications

The Grandstream UCM6300A Audio Series IP PBX is a state-of-the-art communication solution designed for businesses seeking a reliable, secure, and easy-to-manage VoIP system. With enterprise-grade features like auto-provisioning, built-in conferencing, robust security protocols, and support for up to 3000 users, this IP PBX is ideal for SMBs to large enterprises.

The UCM6300A integrates seamlessly with Grandstream’s ecosystem, enabling full voice collaboration, remote access, and scalability without licensing fees or monthly subscriptions. A powerful audio IP PBX system from Grandstream, the UCM6300A delivers secure, scalable, and unified communication for businesses of all sizes without recurring fees.

Key Features of Grandstream UCM6300A IP PBX

Supports up to 3000 users and 450 concurrent calls
Secure boot, SRTP, TLS encryption, and other advanced security measures
Integrated high-availability (HA) and disaster recovery features
Multi-platform compatibility with mobile and desktop softphones
Easy configuration with zero-configuration provisioning
Built-in call recording and voicemail-to-email
Full support for conferencing, IVR, call routing, and queue management
Compatible with Grandstream Wave app for remote access
No licensing fees or recurring costs
Rack-mountable design for easy deployment in server rooms

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Brands	Grandstream
Color	Dark Grey
Network connection type	PoE

Analog Telephone FXS Ports

None
All ports have lifeline capability in case of power outage

PSTN Line FXO Ports

None
All ports have lifeline capability in case of power outage

Network Interfaces

Three self-adaptive Gigabit ports (switched, routed or dual mode) with PoE+

NAT Router

Yes (supports router mode and switch mode)

Peripheral Ports

1*USB 3.0
1*SD card interface

LED Indicators

None

LCD Display

320×240 colour LCD with touch screen for Shortcut Keys and Scroll Bar

Reset Switch

Yes, long press for factory reset and short press for reboot

Voice-over-Packet Capabilities

LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711, NetEQ, FEC 2.0, jitter resilience up to 50% audio packet loss

Voice and Fax Codecs

Opus, G.711 A-law/U-law, G.722, G722.1 G722.1C, G.723.1 5.3K/6.3K, G.726-32, G.729A/B, iLBC, GSM; T.38

QoS

Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS

API

Full API available for third-party platform and application integration

Telephony Operating System

Based on Asterisk version 16

DTMF Methods

In-band audio, RFC4733, and SIP INFO

Provisioning Protocol & Plug-and-Play

Mass provisioning using AES encrypted XML configuration file, auto-discovery & auto-provisioning of Grandstream IP endpoints via ZeroConfig (DHCP Option 66 multicast SIP SUBSCRIBE mDNS), event list between local and remote trunk

Network Protocols

TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, HDLC, HDLC-ETH, PPP, Frame Relay (pending), IPv6, OpenVPN®

Disconnect Methods

Busy/Congestion/Howl Tone, Polarity Reversal, Hook Flash Timing, Loop Current Disconnect

Media Encryption

SRTP, TLS, HTTPS, SSH, 802.1X

Universal Power Supply

Input: 100 ~ 240VAC, 50/60Hz; Output: DC 12V, 1.5A

Dimensions

270mm(L) x 175mm(W) x 36mm(H)

Weight

Unit Weight: 705g
Package Weight: 1131g

Temperature & Humidity

Operating: 32 – 113ºF / 0 ~ 45ºC, Humidity 10 – 90% (non-condensing)
Storage: 14 – 140ºF / -10 ~ 60ºC, Humidity 10 – 90% (non-condensing)

Mounting

Wall mount & Desktop

Multi-Language Support

Web UI: English, Simplified Chinese, Traditional Chinese, Spanish, French, Portuguese, German, Russian, Italian, Polish, Czech, Turkish
Customizable IVR/voice prompts: English, Chinese, British English, German, Spanish, Greek, French, Italian, Dutch, Polish, Portuguese, Russian, Swedish, Turkish, Hebrew, Arabic, Nederlands
Customizable language pack to support any other languages

Caller ID

Bellcore/Telcordia, ETSI-FSK, ETSI-DTMF, SIN 227 – BT, NTT

Polarity Reversal/Wink

Yes, with enable/disable option upon call establishment and termination

Call Center

Multiple configurable call queues, automatic call distribution (ACD) based on agent skills/availability/ workload, in-queue announcement

Customizable Auto Attendant

Up to 5 layers of IVR (Interactive Voice Response) in multiple languages

Maximum Call Capacity

Users: 250
Concurrent calls (G.711): 50
Max concurrent SRTP calls (G.711): 50

Maximum Attendees of Conference Bridges

3 meeting rooms and up to 50 parties

Wave Mobile App

Free; Available for desktop (Windows 10+, Mac OS 10+), web (Firefox and Chrome Browsers) and mobile (Android & iOS), allows users to join UCM-hosted meetings, communicate with other users/solutions and make/receive calls using SIP accounts registered to a UCM6300 Audio series IP PBX

Call Features

Call park, call forward, call transfer, call waiting, caller ID, call record, call history, ringtone, IVR, music on hold, call routes, DID, DOD,DND, DISA, ring group, ring simultaneously, time schedule, PIN groups, call queue, pickup group, paging/intercom, voicemail, call wakeup, SCA, BLF, voicemail to email, fax to email, speed dial, call back, dial by name, emergency call, call follow me, blacklist/whitelist, voice meeting, event list, feature codes, busy camp-on/ call completion, voice control

Firmware Upgrade

Supported by Grandstream Device Management System (GDMS), a zero-touch cloud provisioning and management system, It provides a centralized interface to provision, manage, monitor and troubleshoot Grandstream products

Compliance

FCC: Part 15 (CFR 47) Class B, Part 68
CE: EN 55032, EN 55035, EN 61000-3-2, EN 61000-3-3, EN 62368.1, ES 203 021, ITU-T K.21
IC: ICES-003, CS-03 Part I Issue 9
RCM: AS/NZS CISPR 32, AS/NZS 62368.1, AS/CA S002, AS/CA S003.1/.2
Power adapter: UL 60950-1 or UL 62368-1

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