NetFlow Tracker scored quite well across the board, with particularly high praise for its vulnerability detection accuracy and multiple source monitoring. Seventy-two percent of Product Leadership survey respondents gave it high marks for identifying network problems, with one user remarking that he used it only for troubleshooting and still got his money's worth.

Fluke Networks touts its product's ability to provide per-minute data conversation resolution, in addition to traffic identification based on deep packet inspection, all without having to deploy probes or appliances throughout the network.