Internet SIP Trunking Services

Scalable SIP Trunking: The 5-Channel Professional Backbone for Your IP-PBX.

PBX Connectivity, Number Porting, SBO Licensed.

Is your modern IP-PBX throttled by outdated analog or ISDN lines? Upgrade to DC-Apex’s high-performance SIP Trunking service. Designed specifically to maximize the capabilities of systems like the Grandstream UCM series, our 5-channel starter trunk provides robust, scalable connectivity that grows with your business. We leverage our SBO license to ensure direct, high-quality termination without the hops that degrade call quality.

Technical Specs:

  • 5 Concurrent Channels: Handle up to five simultaneous external calls (inbound/outbound).
  • Full Number Porting: Seamlessly keep your existing main business numbers.
  • Singapore-Optimized: Direct peering with local Singapore telcos for superior voice clarity.
  • G.711 / G.729 Codec Support: Flexible bandwidth optimization for any office network.
Need Sales or Support help? Call (65) 6816 3006, WhatsApp us, or fill out our quick enquiry form to get started.
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