This tells us where the image runs and how it’s stored. "m" means it runs from RAM, and "z" indicates the file is zip-compressed.
Full support for BGP, OSPF, EIGRP, and IS-IS. s6t64adventerprisek9mzspa1551sy10bin exclusive
Using this specific firmware on a Supervisor 6T unlocks several enterprise-grade capabilities: This tells us where the image runs and how it’s stored
conf t no boot system bootdisk:s6t64-adventerprisek9-mz.SPA.155-1.SY7.bin no boot system bootdisk:s6t64-adventerprisek9-mz.SPA.155-1.SY5.bin Using this specific firmware on a Supervisor 6T
If you have a service contract for a Sup6T-based device, you can log into the official Cisco Software Download Center and legally download the required image.
: A summary of bug fixes or security patches included in SY10 versus previous versions like SY9. Hardware Compatibility
As with any firmware change, always read the Release Notes (RN) provided by Cisco to identify any "Caveats" or known issues specific to your network configuration.