Cisco now offers Cisco Modeling Labs (CML) – formerly VIRL – which includes legal, licensed images. You pay a subscription and gain access to a library of IOS images, including versions similar to the 7200 series.
: While some users share files via third-party links (e.g., Google Drive), these are often considered a "gray area" and may violate terms of service. Best Practices for GNS3 Setup c7200-adventerprisek9-mz.152-4.S7.bin | Austin Vail c7200adventerprisek9mz1524s2bin download new