: Release 15.7(3)M8 includes resolutions for various bugs and security vulnerabilities identified in earlier iterations of the 15.7 train. You can track specific vulnerabilities on CVE Details for 15.7(3)m8 Performance
This signifies a "Software Program Asset" that is digitally signed by Cisco, ensuring the firmware has not been tampered with and is authentic. Version (157-3.M8): 15.7(3)M is the release train. c2951universalk9mzspa1573m8bin updated
reload (save config? Yes)