Why run this tool?
Answer: Check the integrity of the file before apply to a system/servers/devices so you can avoid a big headache later
Step 1: Download the MD5 checksum program from Microsoft Site:
Step 2: Extract the file into your known folder
Step 3: Run the tool in Command Line.
E.G.) I am running a checksum of Cisco IP Phone firmware before an upgrade.
C:\Users\bchoi\Documents\fciv.exe –md5 D:\Patch\cmterm-devicepack22.214.171.124159-3.cop.sgn
// File Checksum Integrity Verifier version 2.05.
Step 4: Confirm the checksum value on the vendor’s download page and the value that you have received from the tool.