TELCOM-2938 - USA (Port Hueneme, California) - RFI for Enterprise Session Initiation Protocol (SIP) Trunking Services - Deadline August 11,2026

Vendor needs to provide Enterprise Session Initiation Protocol (SIP) trunking services to the government authority located in Port Hueneme, CA. – The contractor shall deliver and maintain a fully operational SIP trunking service that: • Install and Configure during a dedicated 90–day Phase–In period to account for Local Number Portability (LNP) processing. • Achieve Full Operational Capability (FOC), including the successful porting of all existing telephone numbers, no later than November 30, 2026. • Meets or exceeds performance and availability thresholds. • Provides continuous 24/7 service with defined support response times. • Ensures zero disruption to inbound and outbound calling during the transition from the incumbent provider.– The contractor shall deliver a fully operational, reliable, and continuously available SIP service to support mission–critical communications and ensure the seamless porting of all existing government telephone numbers, including legacy Centrex lines tied to life safety systems (LFS).– Provide a complete, end–to–end SIP trunking solution that includes:• Local Number Portability (LNP) project management and phase–in execution.• SIP Trunk provisioning and activation over a dedicated private network/VPN.• Continuous service delivery and maintenance.• Qualified and certified technical support.