Alcatel Lucent Telephony Redundancy with OTMC-V

In a busy enterprise communications environment, a sudden failure of the main call controller can bring operations to a halt. The Alcatel-Lucent Telephony Redundancy with OTMC-V ensures that your OmniPCX Enterprise Communication Server remains available even if the primary OTMC-V controller fails. This virtualized redundancy solution deploys as a virtual machine on VMware ESXi or Microsoft Hyper-V, providing an active/standby configuration that automatically takes over in seconds.

Key specifications

• Redundancy model: Active/Standby (1+1 or N+1)
• Redundant component: Main Controller (OTMC-V)
• Virtualization platforms: VMware ESXi, Microsoft Hyper-V
• Failover time for new calls: less than 10 seconds
• Failover time for active calls: less than 30 seconds (re-establishment)
• Call preservation: Yes, for active calls during specific failure scenarios
• Scalability: Supports OmniPCX Enterprise systems up to 15,000 users
• Management: OmniVista 8770 Network Management System
• Supported protocols: SIP, H.323, MGCP, CSTA
• Minimum VM requirements: 2 vCPUs, 4 GB RAM, 80 GB storage (SSD recommended)
• Network: Dedicated heartbeat network, redundant LAN connections

Why choose it

This redundancy solution minimizes downtime and ensures business continuity for mission-critical telephony. With automatic failover and data synchronization, your communication system remains resilient against hardware or software failures. The virtualized deployment reduces hardware costs and simplifies management, while geographic redundancy can be configured for disaster recovery scenarios.

Ideal use cases

• Enterprises with high availability requirements for their PBX
• Organizations using Alcatel-Lucent OmniPCX Enterprise for up to 15,000 users
• Data centers with VMware or Hyper-V virtualization infrastructure
• Businesses needing rapid failover to maintain call continuity

Good to know

Licensing is available per-system or per-user for high availability features. Ensure your virtual environment meets the minimum requirements and that a dedicated heartbeat network is configured for reliable failover. The solution integrates seamlessly with OmniVista 8770 for centralized monitoring and management.