Grandstream UCM6304 – Technical Specifications

Analog Telephone FXS Ports

• 4 RJ11 Port
• All ports have lifeline capability in case of power outage

PSTN Line FXO Ports

• 4 RJ11 Port
• 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

• 2*USB 3.0
• 1*SD card interface

LED Indicators

• Power 1/2
• FXS
• FXO
• LAN
• WAN
• Heartbeat

LCD Display

• 128×32 dot matrix graphic LCD with DOWN and OK buttons

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

Video Codecs

• H.264, H.263, H263+, H.265, 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 & 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), eventlist 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

• 2x DC 12V Power Jack
• Input: 100~240VAC, 50/60Hz
• Output: DC 12V, 2A

Dimensions

• 485mm(L) x 187.2mm(W) x 46.2mm(H)

Weight

• Unit Weight: 2490g
• Package Weight: 3260g

Temperature & Humidity

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

Mounting

• Rack 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, Netherlands
• 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/ work-load, in-queue announcement

Customizable Auto Attendant

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

Maximum Call Capacity

• Users: 2000
• Concurrent calls (G.711): 300
• Max concurrent SRTP calls (G.711): 200

Maximum Attendees Of Conference Bridges

• 4 Video Conference rooms and up to 40 parties with 1080p, assuming 4 video feeds + 1 screen sharing (H.264 & G.711)
• Voice Conference: Up to 200 parties (G.711)

Wave Mobile App

• Allows Android & iOS users to join UCM-hosted meetings & communicate with other users/solutions registered to the UCM6300