TOPIC
Computer networking & software
Business networks are complex, and many things can go wrong that disrupt network performance. End users often complain about what appears to be poor application performance, and there can be many possible reasons for these hiccups. Here are nine of the most common network issues to troubleshoot.
Slow network,Weak Wi-Fi signal,Physical connectivity issues,Slow DNS lookups
,VLAN and VPN problems
1.Computer Viruses