| Subject | English | Polish |
| comp., MS | cluster network | sieć klastrów (A group of independent computers that work together to provide a common set of services and present a single-system image to clients. The use of a cluster enhances the availability of the services and the scalability and manageability of the operating system that provides the services) |
| comp., MS | cluster network address | adres sieciowy klastra (The network (media access control) address for the network adapter that is to be used for handling client-to-cluster traffic in a Network Load Balancing cluster) |
| telecom. | network cluster | sieć elementarna |