Service Providers NTT Log in NTT Communications’ Arcstar Global IP-VPN service is a cost-effective solution to satisfy the needs of global businesses for high security and low latency of private networks as well as for the flexibility and economy of IP networks. Using MPLS technology for the security of a closed network, Arcstar Global IP-VPN provides logical private networks operating over a shared network infrastructure. NTT Communications has partnered with Visual Networks to add industry-leading network monitoring and traffic analysis capabilities for our customers.  NTT Communications’ Arcstar Global IP-VPN  Flexibility & Scalability Supporting various access methods including Leased Line, Frame Relay, ATM, Internet, LAN and the Internet at port speeds ranging from 64Kbps to 135Mbps, the service allows for easy expansion and configuration changes. Ease of Management Arcstar's "Plug & Play" configuration allows simple "plug-ins" to be connected to Arcstar Global VPN networks from any site. The service uses standard IP routers and requires no special equipment or in-house MPLS expertise. Management is easy with one-stop administration and single point of contact customer support. Security and Reliability With Arcstar's transmission route and node equipment redundancy plus ISDN access backup option, the service offers the high quality of reliable network service inherent in all Arcstar services. 24x7 network monitoring and maintenance provide additional security. Cost Efficiency Economy of scale through shared network infrastructure and a per-port charge structure that eliminates PVC charges make the service highly economical for fully meshed networks. Service Consistency Available in more than 50 countries with guaranteed levels of performance via SLAs for delivery, restoration, and fault notification time, the service provides consistent quality around the world. Class of Service Through Arcstar Priority Service, the Arcstar Global IP-VPN service provides Class of Service (COS) to support real-time and mission-critical applications. For more information on services offered by NTT, please visit its website.