This article provide a practical and workable definition of “What Is a Network Service ?”
Definition: A network service is function provided by the network infrastructure that offers value to the business process.
The concept of building “network services” is changing over the next ten years.
- Ten years ago a network service was “connecting things together”
- Today network services are defined by “speed, QOS, filtering, resiliency & redundancy”. While we have delivering
Market sophistication is growing as technology progress has made these tasks simple and well understand. Customers are implementing complexity in the data centre, WAN and campus and the demand for progress in networking is high.
Tomorrows concepts of network service could defined by the following list.
|Area of Service||Description|
|visibility & analytics||rich API data sources, big data & analytics, configuration by policy, dynamic network documentation|
|automated operation||parameter based network reconfiguration, independent policy-based failover,|
|monitoring, dashboards||predictive & reactive alerting, network configuration and adaptation at threshold, advanced status and analytics dashboards,|
|connectivity||use multiple mediums for connectivity such as private WAN, Internet, mobile 4G/LTE, wireless without risk or fear|
|path automation||automated path management for optimal performance, predictable resiliency, and matching cost to business need|
|security networking||micro-segmentation and encryption by default|
|security appliances||firewalls (stateful & application), IDS/IPS,|
|performance enhancement||flow grooming, protocol optimisation, content acceleration|