The SVI-STP is a feature rich and future proof carrier grade telecommunications Signal Transfer Point providing core network connectivity and routing between multiple networks supporting legacy SS7 TDM, NGN IP SIGTRAN and IMS / LTE / 4G support.

Future Ready STP

The SVI-STP is a mature and proven carrier grade Signalling Transfer Point (STP) deployed in operator networks worldwide. It provides full support for legacy SS7 networks, next generation SIGTRAN whilst offering future proof integration with tomorrows DIAMETER based networks.

"The SVI-STP offers a scalable architecture with flexible pricing designed to meet budget expectations, deployment scale and future growth. Couple this with 365x24x7 support, decades of commissioning experience and a solid product road map the SVI-STP insures your core network needs are met today as well into the future. "

  • Global Deployment
    The SVI-STP has been deployed globally since 2007

  • Multi-Region Support
    Comprehensive support for 40+ SS7 country variants and ANSI to ETSI translation

  • Number Portability
    Integrated Signalling Relay Function (SRF) for MNP/LNP support (ETSI EN301 716)

  • Fraud & Security
    Category 1 Firewall capabilities and integrated fraud prevention gateway

  • Future Proof
    Fully integrated with the SVI-DSC Diameter Signalling Controller

  • Flexible Pricing
    Flexible pricing to meet budget expectations, deployment scale and future growth.

  • Migration Enablement
    In-house expertise enabling rapid migration from End-Of-Life STP platforms i.e. Cisco, Siemens, Nortel, Nokia etc

Key Benefits

  • Scalability
    1000 to 100K MSU’s 8 to 1024
    Signalling Links

  • Redundancy
    1+1 Redundancy Mated Pair
    1+1 & Mated Pair

  • OA&M
    Configuration, Monitoring
    and Debugging

  • COTS Commercial Off The Shelf
    Supplied on standard Dell servers optionally with dedicated E1/T1/STM-1 support.

  • Virtual Deployment
    Virtual Machine deployed on industry standard servers in a data centre environment using a hypervisor, i.e. VMware.

  • Cloud Deployment
    Delivered as a Virtual Network Function (VNF) in AWS or OpenStack cloud infrastructure.

Perfect End-of-Life Alternative

For operators facing the prospect of End-of-Life STP/ITP products the SVI-STP is perfectly placed as a direct and seamless replacement.

With a wealth of experience of replacing end-of-life products we offer operators with a refined process of seamless migrations focussed on minimal disruption, future proofing and zero loss of services.

"Our migration process takes the strain presented by end-of-life for key network infrastructure, providing fully supported replacement alternatives and a commited long term roadmap to ensure future proofing of your networks."

For more information about our migration process download our End-of-life whitepaper below.

Support for Legacy SS7 TDM

  • Full support for legacy SS7 TDM networks
  • Support for E1/T1/J1 OC-3/STM-1/ DS3 interfaces
  • Scales to x1024 SS7 signalling links
  • A-F link support
  • High Speed Links supporting Q.703 Annex A & ATM AAL5 - up to 16 links
  • Carrier Grade 1+1 and Mated Pair Redundancy Support

Support for Next Gen IP Networks

  • Support for transition to an all IP network
  • Any-to-any TDM to IP inter-working
  • SS7 link-sets can be a combination of SS7 TDM and IP links for maximum flexibility
  • Offload traffic onto cost-efficient IP networks conserving bandwidth on expensive TDM networks
  • Full support for IETF’s SIGTRAN standards M2UA, M2PA, M3UA, SUA

Support for Diameter Signalling

  • Full support for 3GPP compliant SS7 to Diameter IWF (Interworking Function)
  • SS7 to 4G / LTE / IMS network interworking
  • 3G to 4G roaming
  • Interconnect with Diameter network components and platforms
  • Deliver any combination of routing, inter-working and network edge functionality

Find out what our customers
say about us...


Find out about our MVNO & MVNE Product Solutions and Services

Find out more about our SVI-DSC
Diameter Signalling Controller

Download our SVI-STP Signal Transfer Point Presentation

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