VoIPBOX GSM Voice over IP Gateway

Teles' proven cellular technology creates gateways between the corporate PBX and cellular network to enable cost savings of up to 60% in the corporate and SOHO markets. Over 100,000 installations worldwide are proving the point: Teles gateways get the message through at the lowest cost and with the highest reliability.

Compatible with any PBX, Teles gateways connect between corporate PBXs and all types of cellular phones, eliminating Network charges on fixed to cellular calls!

The GSM gateways are also referred to as Fixed Cellular Terminals (FCT) and may also be commonly called 'Premicells'

Cellular Gateway for a SIP VoIP connection

Reduce VoIP to GSM Costs
Connect your current VoIP infrastructure – as is – to the world of mobile. With low per-port implementation costs, the VoIPBOX GSM 4 includes a built-in router and supports up to 4 SIM cards. Eliminate the expense of international calls placed from mobile phones. The VoIPBOX GSM 4 delivers Call Through dialing and thereby maximizes your existing VoIP infrastructure. A PBX with a SIP trunk, and an IP PBX, can terminate GSM calls using CID authentication and generate GSM calls using the LCR features.

Savings with Least Cost Routing
Save money on every phone call. The VoIPBOX GSM 4 delivers phone-number prefix recognition. This enables the gateway to direct calls to a specific channel that contains a SIM card from the corresponding GSM network..

Outstanding Flexibility and Ease of Use
Maximize dialing plan flexibility. VoIPBOX GSM 4 gateways support a broad range of numbering plans and allow configuration to the port level. For flexibility in calling from a mobile phone, VoIPBOX GSM 4 gateways enable Two Stage Dialing. Customizable IVRs assist throughout the process.

Stand-alone Functionality
Eliminate the need for an external gatekeeper or SIP server, speed up call establishment, reduce network maintenance, and improve network robustness. The VoIPBOX GSM 4 Officer/ Private architecture accomplishes all this by eliminating a single point of failure.

Traffic-shaping Built-in Router
Featuring a traffic-shaping built-in router with NAT-enabled firewall, the VoIPBOX GSM 4 delivers a highly functional integrated IP router, and a built in DHCP server. Get LAN switching, WAN routing, and VoIP all in one package.

Secure Environment
Protect against non-authorized access with VoIPBOX GSM 4’s three levels of security: encrypted remote management, gateway level/call level authentication, and an embedded firewall. The firewall can be configured to varied levels of security, including total block-out of all data except for VoIP.