Network errors disrupt data movement across networks, affecting communication between devices. Complexity, human error, and constant changes increase the chances of network issues. Network errors can cause slow connections, poor quality calls, and inconsistent data transfers
ERR_NAME_NOT_RESOLVED occurs when DNS can't find website's IP address. Error shows as "This webpage is not available" or "This site can't be reached". Can seriously harm website reputation and authority
504 occurs when gateway server doesn't receive timely response from upstream server. Error can happen due to poor internet connection or server overload. Different from 502 Bad Gateway, which indicates invalid upstream response
Error occurs when PC can't obtain IP address via DHCP. Problem usually related to TCP/IP settings, ethernet driver, or router. Error appears when router can't assign PC an IP address
HTTP status code 502 indicates server-side issues. Error occurs when gateway server can't forward requests. Most common after 404 error
Windows 7 and 8.1 machines can't access each other's shared folders after modem upgrade. Error occurs when accessing \\[other computer] or \\[w8's IP address]. No third-party firewalls or third-party clients on either machine