Diagnose a Suspected Circuit Problem

Purpose

When you suspect a circuit problem, it is important to work with the transport-layer engineer to resolve the problem. The transport-layer engineer may ask you to create a loop from the router to the network, or the engineer may create a loop to the router from various points in the network.

Steps To Take

To diagnose a suspected circuit problem, follow these steps:

1. Create a Loop from the Router to the Network
2. Create a Loop to the Router from Various Points in the Network