A method for analyzing virtualization related information related to a telecommunications network for managing network virtualization, the method comprising: at an information concentrator comprising a hardware processor and for collecting and analyzing virtualization related information: receiving, at a rules/filter engine of the information concentrator, virtualization related information related to the telecommunications network and other information from a source external to the telecommunications network, wherein receiving the virtualization related information comprises receiving network performance indicators for the telecommunications network from a policy and charging rules function, PCRF, plugin, wherein the network performance indicators for the telecommunications network comprise network load, network traffic queue depth and/or latency characteristics of network elements; determining a set of network virtualization related data based on the virtualization related information related to the telecommunications network and the other information from the source external to the telecommunications network wherein determining a set of network virtualization related data comprises analyzing the received virtualization related information and identifying a network virtualization operation and wherein analyzing the received virtualization related information comprises at least one of; filtering the received virtualization related information; applying an algorithm to the received virtualization related information; and detecting a trend or pattern within the received virtualization relation information; and directing the set of network virtualization related data to a node for making virtualization decisions for network virtualization operation of the telecommunications network. receiving, at a rules/filter engine of the information concentrator, virtualization related information related to the telecommunications network and other information from a source external to the telecommunications network, wherein receiving the virtualization related information comprises receiving network performance indicators for the telecommunications network from a policy and charging rules function, PCRF, plugin, wherein the network performance indicators for the telecommunications network comprise network load, network traffic queue depth and/or latency characteristics of network elements; determining a set of network virtualization related data based on the virtualization related information related to the telecommunications network and the other information from the source external to the telecommunications network wherein determining a set of network virtualization related data comprises analyzing the received virtualization related information and identifying a network virtualization operation and wherein analyzing the received virtualization related information comprises at least one of; filtering the received virtualization related information; applying an algorithm to the received virtualization related information; and detecting a trend or pattern within the received virtualization relation information; and filtering the received virtualization related information; applying an algorithm to the received virtualization related information; and detecting a trend or pattern within the received virtualization relation information; and directing the set of network virtualization related data to a node for making virtualization decisions for network virtualization operation of the telecommunications network.