Discovery of existing IP network devices and links is essential to proper network management and control. How can you perform the discovery with the minimal initial information required?
Overall state of the network often must be presented in condensed form to managers and non-it personnel. How can you create the reports focusing mostly on the risk…
Each network with multiple users should have a redundant gateway implemented as an exit point. For the end users, some form of first-hop redundancy protocol such as VRRP,…
Since the invention of EtherChannels, link aggregation bundles provide a convenient way to increase capacity or reliability of network transport paths. How can you ensure that the traffic…
Many problems in the current Ethernet layer 2 switched networks can come as a result of the behavior of the Spanning Tree Protocol and its derivatives. Its fail-open…
