For IT professionals, 171.zip (specifically cmterm-88xx.14-0-1-0201-171.zip ) is a recognized firmware update for Cisco IP Phone 8800 Series devices.
If you're unsure, upload the file to a scanner like VirusTotal or use the Windows Resource Monitor to check for unusual CPU or disk activity after unzipping. 171.zip
Because .zip files can easily hide malware, always verify the source before clicking. For IT professionals, 171
If the email or link originates from a .gov domain, specifically montgomerycountymd.gov , it is likely a legitimate data release. 2. Technical Updates: Cisco Firmware For IT professionals