FGX4504

4-port GSM and LTE VoIP gateway

Connect GSM or LTE mobile networks to your VoIP system, with HD voice, flexible SMS services and SIP / IAX2 support.

4 SIM slots, 4 calls at once
2G GSM (FGX4504G) or 4G LTE (FGX4504L)
SIP and IAX2
Hot-swap SIM cards
SMS and USSD

FIBERME FGX4504 4-port GSM and LTE VoIP gateway with four antennas

HD voice and flexible SMS over mobile networks

The FIBERME FGX4504 series wireless gateways, FGX4504G and FGX4504L, provide 4 GSM or LTE channels. They deliver excellent HD voice service with multiple codecs, including G.711U, G.711A, GSM, G.722, G.726 and G.729, plus flexible SMS service with multiple SMS APIs.

The FGX4504 series works seamlessly with popular SIP servers and VoIP platforms, giving users more diverse telecommunications access methods and helping them reduce communication costs.

Built for

Small and home offices
Corporate
Government
Hospitality
Call centers
Real estate

And businesses of all sizes and sectors.

Features

Everything the FGX4504 does, from calls and SMS to management and the network.

System

SIP, IAX2 and wireless group settings
Random call interval
Call duration limitation
Open API protocol
Two-stage dialing
PIN identification
Flexible call routing
Scheduled reboot
MMP support
Custom scripts and dial plans
Caller ID display and hide (with operator support)
Connects to an FCM5600 or FCM7100 at another site over FRC

VoIP

SIP and IAX2 protocols
SIP v2.0, RFC 3261 compliant
Works as SIP client and server
DTMF: RFC2833, Inband and SIP INFO
Codecs: G.711A, G.711U, G.729, G.722, G.726 and GSM

SMS

Multiple SMS APIs
SMS and USSD
Bulk SMS sending and receiving with auto resend
SMS to email
SMS forwarding and quick reply
Remote gateway control by SMS

Management

Friendly web interface, easy configuration
Web and SSH access
Configuration backup and restore
Multiple languages
Firmware update from the web
Call detail records (CDR)
Detailed logs
Network and SIP packet capture

Network

IPv4, UDP/TCP, ARP, DHCP, NTP, DNS, HTTP/HTTPS, SSH
PPTP VPN
Ping and traceroute
Firewall

Two models: GSM or LTE

Both have 4 SIM slots, 4 channels, a LAN and a WAN port, SIP and IAX2. They differ in the cellular module, the frequency bands and the power adapter.

FGX4504G

GSM / 2G

For 2G GSM networks, on the four GSM bands used around the world.

GSM 850 / 900 / 1800 / 1900 MHz
4 GSM modules
12 V / 1 A power adapter

FGX4504L

LTE / 4G

For 4G LTE networks, in the version for your region, with WCDMA and GSM bands as well.

China and India
Europe, Middle East, Africa, Korea and Thailand
Australia, New Zealand, Taiwan and Brazil
12 V / 2 A power adapter

Product views

Front: power, run, and a call and status light for each port

Specifications

Model: FGX4504G: GSM / 2G
FGX4504L: LTE
Module type: FGX4504G: GSM
FGX4504L: LTE
Modules: 4
SIM slots: 4
Channels: 4
FGX4504G (GSM): GSM: 850 / 900 / 1800 / 1900 MHz
FGX4504L: China, India: LTE FDD: B1 / B3 / B5 / B8
LTE TDD: B38 / B39 / B40 / B41
WCDMA: B1 / B8
TD-SCDMA: B34 / B39
CDMA: BC0
FGX4504L: Europe, Middle East, Africa, Korea, Thailand: LTE FDD: B1 / B3 / B5 / B7 / B8 / B20
LTE TDD: B38 / B40 / B41
WCDMA: B1 / B5 / B8
GSM: B3 / B8
FGX4504L: Australia, New Zealand, Taiwan, Brazil: LTE FDD: B1 / B2 / B3 / B4 / B5 / B7 / B8 / B28
LTE TDD: B40
WCDMA: B1 / B2 / B5 / B8
GSM: B2 / B3 / B5 / B8
LAN: 1 × 10/100 Mbps
WAN: 1 × 10/100 Mbps
VoIP protocols: SIP / IAX2
DTMF mode: RFC2833 / Inband / SIP INFO
SIM card: Hot-swap
Operating temperature: 0 °C to 40 °C
Operating humidity: 10% to 90%
Storage temperature: −20 °C to 70 °C
Power adapter: FGX4504G: 12 V / 1 A
FGX4504L: 12 V / 2 A
Dimensions (without antenna): 206 × 125 × 27 mm