Unified Communication & Collaboration Solution

UCM6300 series
The UCM6300 series allows businesses to build powerful and scalable unified communication and collaboration
solutions. This series of IP PBXs provide a platform that unifies all business communication on one centralized
network, including voice, video calling, video conferencing, video surveillance, web meetings, data, analytics, mobility,
facility access, intercoms and more. The UCM6300 series supports up to 3000 users and includes a built-in web
meetings and video conferencing solution that allows employees to connect from the desktop, mobile, GVC series
devices and IP phones. It can be paired with the UCM6300 ecosystem to offer a hybrid platform that combines the
control of an on-premise IP PBX with the remote access of a cloud solution. The UCM6300 ecosystem consists of the
Wave app for desktop, web and mobile, which provides a hub for collaborting remotely, and UCM RemoteConnect,
a cloud NAT traversal service for ensuring secure remote connections. The UCM6300 series also offers cloud setup
and management through GDMS and an API for integration with third-party platforms. By offering a high-end unified
communications and collaboration solution packed with a suite of mobility, security, meeting and collaboration tools,
the UCM6300 series provides a powerful platform for any organization.

Supports up to 3000 users and Zero configuration provisioning Built-in conferencing & Wave App allows
up to 450 concurrent calls of Grandstream SIP endpoints meetings platform; supports communication with all
desktop, Wave app, and SIP UCM6300 users & solutions
endpoints

UCM
RemoteConnect

API available for third-party Advanced security protection Three Gigabit auto-sensing RJ45 Automated NAT firewall
integrations, including CRM with secure boot, unique network ports with integrated traversal service facilitates
and PMS platforms certificate and random default PoE+ and support NAT router secure remote connections
password to protect calls and
accounts

Enhanced reliability with Supports Full-Band Opus voice Compatible with GDMS for Based on Asterisk* version
support for Hot Standby codec and H.264/H.263/H.263+/ cloud setup, management and 16 open source telephony
High-Availability VP8 video codec, jitter resilience monitoring operating system
up to 50% packet loss

www.grandstream.com
 UCM6301 UCM6302 UCM6304 UCM6308
1 RJ11 Port 2 RJ11 Ports 4 RJ11 Ports 8 RJ11 Ports
Analog Telephone FXS Ports
All ports have lifeline capability in case of power outage; number of ports can be expanded by peering with an FXS gateway

1 RJ11 Port 2 RJ11 Ports 4 RJ11 Ports 8 RJ11 Ports

PSTN Line FXO Ports
All ports have lifeline capability in case of power outage; number of ports can be expanded by peering with an FXO gateway
Network Interfaces Three self-adaptive Gigabit ports (switched, routed or dual mode) with PoE+

NAT Router Yes (supports router mode and switch mode)

1*USB 2.0, 1*USB 3.0, 1*SD card

Peripheral Ports 1*USB 3.0, 1*SD card interface 2*USB 3.0, 1*SD card interface
interface
LED Indicators None Power 1/2, FXS, FXO, LAN, WAN, Heartbeat
LCD Display 320x240 color LCD with touch screen for Shortcut Keys and Scroll Bar 128x32 dot matrix graphic LCD with DOWN and OK buttons

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

LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection &
Voice-over-Packet Capabilities
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

Video Codecs H.264, H.263, H263+, VP8

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, RFC2833, and SIP INFO

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

SIP, TCP/UDP/IP, RTP/RTCP, IAX, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, HDLC, HDLC-ETH, PPP,
Network Protocols
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

2x DC 12V Power Jack

Universal Power Supply Input: 100 ~ 240VAC, 50/60Hz; Output: DC 12V, 1.5A
Input: 100~240VAC, 50/60Hz;Output: DC 12V, 2A

Dimensions 270mm(L) x 175mm(W) x 36mm(H) 485mm(L) x 187.2mm(W) x 46.2mm(H)

Unit Weight: 715g; Unit Weight: 725g; Unit Weight: 2490g; Unit Weight: 2550g;
Weight
Package Weight: 1211g Package Weight: 1221g Package Weight: 3260g Package Weight: 3320g
Operating: 32 - 113ºF / 0 ~ 45ºC, Humidity 10 - 90% (non-condensing)
Temperature & Humidity
Storage: 14 - 140ºF / -10 ~ 60ºC, Humidity 10 - 90% (non-condensing)

Mounting Wall mount & Desktop Rack mount & Desktop

-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,
Multi-Language Support
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

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

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

Users: 500 Users: 1000 Users: 2000 Users: 3000

Concurrent calls (G.711): 75 Concurrent calls (G.711): 150 Concurrent calls (G.711): 300 Concurrent calls (G.711): 450
Maximum Call Capacity
Max concurrent SRTP calls (G.711): Max concurrent SRTP calls (G.711): Max concurrent SRTP calls (G.711): Max concurrent SRTP calls
50 100 200 (G.711): 300
4 Video Conference rooms and up 6 Video Conference rooms and 8 Video Conference rooms and 10 Video Conference rooms and
to 20 parties with 1080p, assuming up to 30 parties with 1080p, up to 60 parties with 1080p, up to 80 parties with 1080p,
Maximum Attendees of 4 video feeds + 1 screen sharing assuming 4 video feeds + 1 screen assuming 4 video feeds + 1 screen assuming 4 video feeds + 1 screen
Conference Bridges (H.264 & Opus) sharing (H.264 & Opus) sharing (H.264 & Opus) sharing (H.264 & Opus)
Voice Conference: Up to 75 parties Voice Conference: Up to 150 Voice Conference: Up to 200 Voice Conference: Up to 300
(G.711) parties (G.711) parties (G.711) parties (G.711)
Free; Available for desktop (Windows 10+, Mac OS 10+), web (Firefox and Chrome Browsers) and mobile (Android & iOS), allows users to join UCM-
Wave App hosted meetings/conferences, communicate with other users/solutions and make/receive calls using SIP accounts registered to a UCM6300 series
IP PBX
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
Call Features
to email, fax to email, speed dial, call back, dial by name, emergency call, call follow me, blacklist/whitelist, voice conference, video conference,
eventlist, feature codes, busy camp-on/ call completion, voice control, post-meeting reports, virtual fax sending/receiving, email to fax
Supported by Grandstream Device Management System (GDMS), a zero-touch cloud provisioning and management system, It provides a
Firmware Upgrade
centralized interface to provision, manage, monitor and troubleshoot Grandstream products
RFC 3261, RFC 3262, RFC 3263, RFC 3264, RFC 3515, RFC 3311, RFC 4028. RFC 2976, RFC 3842, RFC 3892, RFC 3428, RFC 4733, RFC 4566, RFC 2617,
Internet Protocol Standards
RFC 3856, RFC 3711, RFC 4582, RFC 4583, RFC 5245, RFC 5389, RFC 5766, RFC 6347, RFC 6455, RFC 8860, RFC 4734, RFC 3665, RFC 3323, RFC 3550
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, ETSI ES 203 021, ITU-T K.21
Compliance 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

*Asterisk is a Registered Trademark of Digium, Inc. 2.2023.03

www.grandstream.com