Interfaces |
Analog Telephone FXS Ports | 2 RJ11 ports (both with lifeline capability in case of power outage) |
PSTN Line FXO Ports | 2 RJ11 ports (both with lifeline capability in case of power outage) |
T1/E1/J1 Interface | 1 RJ45 port |
Network Interfaces | Dual Gigabit ports (switched or routed) with PoE; A 3rd Gigabit port for Hot-Standby Clustering |
NAT Router | Yes (user configurable) |
Peripheral Ports | USB, SD |
LED Indicators | Power 1/2, PoE, USB, SD, T1/E1/J1, FXS 1/2, FXO 1/2, LAN, WAN, Cluster Heartbeat |
LCD Display | 128x32 dot matrix graphic LCD with DOWN and OK buttons |
Reset Switch | Yes, long press for factory reset and short press for reboot |
Voice/Video Capabilities |
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 |
Voice and Fax Codecs | G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, iLBC, GSM, AAL2-G.726-32, ADPCM; T.38 |
Video Codecs | H.264, H.263, H263+ |
QoS | Layer 3 QoS, Layer 2 QoS |
Signaling & Control |
DTMF Methods | In Audio, RFC2833, and SIP INFO |
Digital Signaling | PRI, SS7, MFC/R2, RBS (pending) |
Provisioning Protocol & Plug-and-Play | TFTP/HTTP/HTTPS, auto-discovery & auto-provisioning of Grandstream IP endpoints via ZeroConfig (DHCP Option 66/multicast SIP SUBSCRIBE/mDNS), eventlist between local and remote trunks |
Network Protocols | TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, SIP (RFC3261), STUN, SRTP, TLS, LDAP, HDLC, HDLC-ETH, PPP, frame Relay (pending) |
Disconnect Methods | Call Progress Tone, Polarity Reversal, Hook Flash Timing, Loop Current Disconnect, Busy Tone |
Security |
Media Encryption | SRTP, TLS, HTTPS, SSH |
Advanced Defense | Fail2ban, alert events, Whitelist, Blacklist, strong password based access control |
Physical |
Universal Power Supply | Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 1.5A; |
Physical | Unit Weight: 2.165 kg; Package Weight: 3.012 kg |
Dimensions | 440mm(L) x 185mm(W) x 44mm(H) |
Environmental | Operating: 32 - 113ºF / 0 ~ 45ºC, Humidity 10 - 90% (non-condensing) Storage: 14 - 140ºF / -10 ~ 60ºC, Humidity 10 - 90% (non-condensing) |
Mounting | Rack mount & Desktop |
Additional Features |
Multi-Language Support | English/Simplified Chinese/Traditional Chinese/Spanish/French/Portuguese/German/Russian/Italian/Polish/Czech for Web UI; Customizable IVR/voice prompts for English, Chinese, British English, German, Spanish, Greek, French, Italian, Dutch, Polish, Portuguese, Russian, Swedish, Turkish, Hebrew, Arabic |
Caller ID | Bellcore/Telcordia, ETSI-FSK, ETSI-DTMF, SIN 227 – BT, NTT Japan (pending) |
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) |
Maximum Call Capacity | Up to 2000 registered SIP endpoints, up to 200 concurrent calls |
Conference Bridges | Up to 8 bridges, up to 64 simultaneous conference attendees |
Call Features | Call park, call forward, call transfer, DND, DISA, ring group, pickup group, blacklist, paging/intercom etc. |
Compliance | FCC: Part 15 (CFR 47) Class B, Part 68 CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1, TBR21, RoHS RCM: AS/NZS CISPR 22, AS/NZS CISPR 24, AS/NZS 60950, AS/ACIF S002 ITU-T K.21 (Basic Level); UL 60950 (power adapter) T1: TIA-968-B Section 5.2.4 E1: TBR12/TBR13, E1: AS/ACIF |