Which of the following troubleshooting tools is not part of a standard TCP/IP implementation?

The Event Viewer is primarily a Windows utility that allows users to view and analyze event logs on their system. It is used for monitoring system, security, and application events that can help diagnose issues within the operating system. However, it does not directly pertain to TCP/IP networking; it is more about system-level logging and diagnostics.

In contrast, the other tools listed are specifically designed for troubleshooting and diagnosing network issues related to TCP/IP. Ping is used to test connectivity to other network devices. IFconfig, which is typically found in Unix-like operating systems, is used to configure and manage network interfaces. Tracert (Trace Route) is a utility that displays the path packets take to reach a destination, helping to identify where communication is failing in a network. Thus, out of the options provided, Event Viewer stands out as the tool that is not inherently related to the functionality and troubleshooting of TCP/IP implementations.