Description
The Grandstream GXW4248 is a VoIP gateway offering 48 telephone interfaces, designed to meet the needs of communication environments. With its set of VoIP protocols including SIP, SRTP, and SIPS, it provides secure voice communication. Voice codecs such as G.711, G.722, and Opus ensure high-quality audio, making it a choice for businesses seeking efficient telephony solutions.
This device includes features like echo cancellation, dynamic jitter buffer, and 3-way conferencing, enhancing performance during calls. Built with durable construction, it operates within a wide temperature range from 0 °C to 40 °C, and with a humidity range of 10 to 90%, it is ideal for various environments. The Grandstream GXW4248 is designed with dual firmware images for added reliability, ensuring seamless communication at all times.
- Supports 48 phone interfaces for extensive connectivity
- Utilizes multiple voice codecs for audio quality
- Features built-in echo cancellation and dynamic jitter buffer
- Operates across a broad temperature and humidity range
- Offers secure remote management through various protocols
- Versatile connectivity
Equipped with 48 telephone interfaces (FXS), this VoIP gateway easily integrates into existing telephony systems, allowing for substantial connectivity options for businesses. - Reliable performance
Utilizing voice codecs like G.711 and G.729 ensures performance, providing clear and crisp audio for effective communication. - Enhanced functionality
Features such as echo cancellation and dynamic jitter buffer boost call quality, making it suitable for environments where consistent communication is critical. - Durable design
Operating in a temperature range of 0 °C to 40 °C and allowing humidity levels of 10-90%, this device is built to withstand diverse environmental conditions. - Secure management
Remote management support through HTTP, HTTPS, and SSH protocols ensures secure updates, enhancing efficiency in device management.
Main Specifications
Product Description | Grandstream GXW4200 Series GXW4248 – v2 – VoIP gateway |
Device Type | VoIP gateway |
Form Factor | Desktop / rack mountable – 1U |
Ports Qty | 48 |
Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
VoIP Protocols | SIP, SRTP, SIPS |
Telephony Interfaces | 48 phone (FXS) |
Protocols & Specifications | ITU V.21, ITU V.29, ITU V.17, ITU V.27ter, ITU T.38 |
Power | AC 100-240 V (50 – 60 Hz) |
Dimensions (WxDxH) | 44 cm x 25.5 cm x 4.4 cm |
Weight | 3.36 kg |
Extended Specifications
General
Device Type | VoIP gateway |
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Height (Rack Units) | 1U |
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Built-in Devices | Status LCD |
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Width | 44 cm |
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Depth | 25.5 cm |
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Height | 4.4 cm |
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Weight | 3.36 kg |
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Networking
Form Factor | Desktop / rack mountable |
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Ports Qty | 48 |
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Connectivity Technology | Wired |
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Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
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Network / Transport Protocol | TCP/IP, UDP/IP, RTP, RTCP, HTTP, HTTPs, ARP, DNS, DHCP, NTP, TFTP, PPPoE, FTPS, FTP |
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Remote Management Protocol | HTTPS, TLS, HTTP, ICMP, TR-069, Syslog, SSH |
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Status Indicators | Power, link/activity, connection status |
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Features | Failover support, dual firmware images, password protection, Quality of Service (QoS), DiffServ support, Type of Service (ToS), VLAN Tagging, STUN support, LLDP support, DTMF support, SecureBoot |
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Encryption Algorithm | TLS, 128-bit AES |
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Compliant Standards | IEEE 802.1Q, IEEE 802.1p |
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IP Telephony
VoIP Protocols | SIP, SRTP, SIPS |
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Voice Codecs | G.722, Opus, G.711, G.723, G.726-32, G.729, iLBC |
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Telephony Interfaces | 48 phone (FXS) |
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IP Telephony Features | SIP server, 3-way conferencing, dynamic jitter buffer, echo cancellation |
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Communications
Protocols & Specifications | ITU V.21, ITU V.29, ITU V.17, ITU V.27ter, ITU T.38 |
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Expansion / Connectivity
Interfaces | 48 x FXS – RJ-11
1 x 1000Base-T – RJ-45
2 x management – Telco |
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Miscellaneous
Compliant Standards | RFC2833, RFC3261, AS/NZS 62368.1, AS/NZS CISPR 32 Class B, EN 61000-3-3, EN IEC 61000-3-2, EN55032 Class B, EN55035, FCC 47 CFR part 15 B class B, ICES-003, IEC/EN 62368-1, ITU-T K.21, RoHS, UL 60950 |
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Power
Power Device | Internal power supply |
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Voltage Required | AC 100-240 V (50 – 60 Hz) |
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Power Provided | 60 watt |
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Environmental Parameters
Min Operating Temperature | 0 °C |
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Max Operating Temperature | 40 °C |
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Humidity Range Operating | 10 – 90% (non-condensing) |
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