Final answer:
The initial tool used for troubleshooting traffic on IMS or SIPR is typically a network monitoring or packet analyzing tool like Wireshark, which captures and analyzes the data flow to diagnose issues.
Step-by-step explanation:
The first tool usually utilized for troubleshooting traffic on Integrated Management Systems (IMS) or Secret Internet Protocol Router (SIPR) is often a network monitoring or packet analyzing tool such as Wireshark. These tools allow administrators and support personnel to capture, analyze, and interpret the traffic flowing through the network to identify and diagnose issues. The use of packet analyzers is common practice in network management for maintaining secure communications channels such as those in IMS or on SIPRNet, which requires a higher level of security clearance and protocol knowledge.