Alcatel ALE IP Media Gateway GD4/MR1 100/240-V-Netzteil

In a mid-sized enterprise with a legacy PBX and a growing VoIP infrastructure, the Alcatel ALE IP Media Gateway GD4/MR1 bridges the gap between traditional TDM lines and modern IP networks. This 1U rack-mountable gateway converts up to four E1/T1 PSTN trunks into SIP, H.323, or MGCP sessions, enabling seamless integration with the Alcatel-Lucent OmniPCX Enterprise Communication Server. The included 100-240V AC power supply ensures reliable operation across global power standards.

Key specifications

• 4x E1/T1 TDM interfaces (RJ-45, G.703/G.704)
• 2x 10/100/1000Base-T Ethernet ports for IP connectivity
• Signaling protocols: SIP, H.323, MGCP
• Voice codecs: G.711 (a-law/μ-law), G.729a/b, G.723.1
• G.168 echo cancellation for clear voice quality
• Supports up to 120 concurrent calls (30 per E1/T1)
• QoS: DiffServ, IEEE 802.1p/Q, VLAN support
• Management: Web-based GUI, SNMP
• Power: 100-240V AC, 50/60Hz (external power supply included)
• Operating temperature: 0°C to 45°C; humidity: 10% to 90% non-condensing
• Compliance: CE, FCC, RoHS

Why choose it

This gateway delivers carrier-grade voice quality and robust security, making it ideal for organizations migrating from TDM to IP telephony. Its dual Ethernet ports provide redundancy and flexible network segmentation, while built-in firewall capabilities protect your voice infrastructure. The 1U form factor conserves rack space, and the universal power supply simplifies deployment worldwide.

Ideal use cases

• Connecting legacy PBX systems to SIP trunks or hosted VoIP services
• Extending the life of existing E1/T1 lines during phased IP migration
• Enabling remote branch offices to access central OmniPCX resources
• Deploying survivable voice gateways for business continuity

Good to know

The GD4/MR1 is engineered for continuous operation in demanding environments. Its LED indicators provide at-a-glance status for power, system health, and link activity. With support for multiple codecs and advanced QoS, it ensures optimal voice performance even on congested networks. The gateway is fully manageable via web interface or SNMP, simplifying administration and monitoring.