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| 1.3 |  | Building-Block Approach |
| 1.3.3 |  | Identifying commands and applications used to discover information about end-system configuration |

Figure shows general commands that a troubleshooter uses to gather information about the network configuration of an end-system. These commands are considered general because they can be applied on end-systems running the most common operating systems.

Figure shows commands that a troubleshooter uses on an end-system running a Windows operating system to gather information about the network configuration of an end-system.

Figure shows commands that a troubleshooter uses on an end-system running the UNIX or Mac OS X operating systems to gather information about the network configuration of an end-system.