CompTIA Network+ Certification Training - Visio Learning by visio learning published on 2018-11-26T15:23:42Z The Open System Interconnection (OSI) layers present for the internetworking between computers. OSI is composed of different layers present where communications within layers are considered as logical or virtual. In the network layer, which CompTIA Network+ Certification Training is designed for, segments are made to find the best possible route for communication to happen. More Details: https://bit.ly/2PUAZsJ Visit Our Website: www.visiolearning.co.uk Contact:info@visiolearning.co.uk