Many issues technicians encounter while troubleshooting networks are limited to particular client hosts. In these cases, technicians notice that all of the other clients on the network are operating properly, while the client in question exhibits issues. In these cases, technicians should examine the network configuration on the client machine itself, paying special attention to the possibility of the following:
- IP address duplication: In many networks with poor documentation practices, IP addresses may be reused by multiple clients, resulting in duplicate IPs on the network and poor/non-existent connectivity for the clients. For this reason, many technicians ping the IP that they intend to use before they configure the IP on a machine, in order to check whether any other hosts are utilizing the intended address. However, there are many firewalls...
