An introduction to networking -- Networking standards and the OSI model -- Transmission basics and networking media -- Introduction to TCP/IP protocols -- Topologies and ethernet standards -- Network hardware -- WANs and remote connectivity -- Wireless networking -- Network operating systems -- In-depth TCP/IP networking -- Voice and video over IP -- Network security -- Troubleshooting network problems -- Ensuring integrity and availability -- Network management -- Appendix A : Network+ Examination objectives -- Appendix B : Network+ practice exam -- Appendix C : Visual guide to connectors -- Glossary.