Grandstream GXW4232 High Density 32-Port FXS Analog VoIP Gateway
The GXW4216 gateway offers small-to-medium sized business a cost-effective hybrid IP and analog telephone system that allows them to enjoy the benefits of VoIP communications while preserving investment on existing analog phones, Fax machines and legacy PBX systems. Features: 16 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED Gigabit Ethernet and a backlit 128x32 graphic LCD display with support for multiple languages 2 SIP server profiles per system and independent SIP account per port Supported voice/Fax codecs include G.711, G.723.1, G.726, G.729A/B, iLBC, T.38 Fax Advanced carrier grade 128ms-tail-length line echo cancellation Over-voltage and over-current protection (ITU-T K.21 Basic Test Level) Support VMWI, NEON LED and stutter tone for message waiting indication Automated provisioning using TR-069 or AES encrypted XML configuration file; TLS/SRTP/HTTPS for advanced security and privacy protection Technical Specs: Telephone Interfaces: 16x RJ11 FXS ports plus 1x 50-pin Telco connector Network Interfaces: 1x 10M/100M/10000Mbps auto-sensing RJ45 port LED indicators: LAN Link, LAN Activity, Connection Per Telephone Port LCD DIsplay: Backlit 128x32 graphic LCD display with support for multiple languages Voice-over-Packet Capabilities: Carrier grade 128-ms-tail-length line echo cancellation, dynamic jutter buffer, modem detection & auto-switch to G.711 Voice Compression: G.711, G.723.1, G.726 (40/32/23/16), G.729 A/B, iLBC Fax over IP: T.38 compliant Group 3 Fax Relay up to 14.4kbps and auto-switch to G.711 for Fax Pass-through, Fax Datapump V.17, V.21, V.27ter, V.29 for T.38 fax relay Telephony Features: Caller ID display or block, call waiting, blind or attended call transfer, call forward, do not disturb, 3-way conference, last call return, paging, message waiting indicator LED (NEON LED) support and stutter tone, auto dial, flexible dial plan. QoS: DiffServ, TOS, 802.1P/Q VLAN tagging Network Protocols: TCP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, PPPoE, STUN, LLDP (pending) DTMF Method: Flexible DTMF transmission methods including ln-audio, RFC2833, and/or SIP INFO Signaling: SIP (RFC 3261) over UDP/TCP/TLS SIP Server Profiles & Accounts Per System: 2 distinct SIP server profiles per system and an independent SIP account per telephone port Provisioning: TFTP, HTTP, HTTPS, TR069 Security: SRTP, TLS/SIPS, HTTPS, 802.1x Management: Syslog, HTTPS, Web browser, voice prompt, TR-069 Universal Power Supply: Output - 12VDC, 5A; Input - 100 ~ 240VAC, 50 ~ 60Hz Environmental: Operating: 0° ~ 40°C; Storage: -20°C ~ 60°C; Humidity: 10% ~ 90% (non-condensing) Electrical Protection: Over-voltage and over-protection (ITU-T Recommendation K.21, Basic Test Level) Dimensions: 440mm (L) x 185mm (W) x 44mm (H) Unit Weight: 2.39KG Package Weight: 3.48KG Mounting: Desktop and rack mount with front brackets Short & Long Haul: 2 REN, up to 1500ft on 24 AWG wire Caller ID: Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID Disconnect Methods: Busy Tone, Polarity Reversal/Wink, Loop Current Compliance: FCC: Part 15 (CFR 47) Class B; CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1, RoHS C-TICK: AS/NZS CISPR 22 Class B, AS/NZS CISPR 24, AS/NZS 60950 ITU-T K.21 (Basic Test Level); UL 60950 (power adapter)