Grandstream 48-Port Analog Phone Gateway GXW4248
$887.95 - $1,055.66
Tags:
- Adds 48 analog device (FXS) ports for analog phones and fax machines
- Supports caller ID and advanced telephone features
- Backlit graphic LCD display with support for multiple languages
Warranty
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Product Details
The Grandstream GXW4248 is a VoIP gateway designed to connect analog devices, such as single line analog phones and fax machines, to your Grandstream phone system.
The GXW4248 gateway enables businesses to create a cost-effective hybrid IP and analog telephone system that offers the benefits of VoIP communications, while preserving investments made on existing analog phones and fax machines.
The Grandstream GXW4248 comes equipped with 48 RJ11 analog device (FXS) ports and a 50-pin Telco connector, making it a great solution for diverse applications.
Telephone Interfaces
- (2) x 50-pin Telco connectors
Network Interfaces
- (1) x 10M/100M/1000Mbps auto-sensing RJ45 port
LED Indicators
- Power, LAN Link, LAN Activity, Connection Per Telephone Port
Mounting
- Desktop and rack mount with front brackets
LCD Display
- Backlit 128x32 graphic LCD display with support for multiple languages
Voice-over-Packet Capabilities
- Window-based carrier grade line echo cancellation, dynamic jitter buffer, modem detection & auto-switch to G.711
Voice Compression
- G.711, G.723, G.726-32, G.729, G.722 (wide band), iLBC, Opus (wide-band)
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 data pump 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
Caller ID
- Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Disconnect Methods
- Busy Tone, Polarity Reversal/Wink, Loop Current
Short/Long Haul
- 2 REN: Up to 6000ft on 24 AWG
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
DTMF Method
- Flexible DTMF transmission methods including in-audio, RFC2833, and/or SIP INFO
Signaling
- SIP (RFC 3261) over UDP/TCP/TLS
SIP Server Profiles & Accounts Per System
- 4 distinct SIP server profiles per system and independent SIP account per telephone port
Provisioning
- TFTP, HTTP, HTTPS, FTP, FTPS, TR069
Security
- SRTP, TLS/SIPS, HTTPS (AES-128 encryption for SRTP, TLS, and HTTPS), SecureBoot, random admin passwords
Management
- Syslog, HTTPS, SSH, Web browser, voice prompt, TR-069
Universal Power Supply
- Output:24VDC, 6.25A, maximum 150W
- Input:100 ~ 240VAC, 50 ~ 60Hz
Electrical Protection
- Over-voltage and over-current protection (ITU-T Recommendation K.21, Basic Test Level)
Dimension (HxWxD)
- 440mm (L) x 255mm (W) x 44mm (H)
