Before upgrading to s6t64adventerprisek9-mz.SPA.155-1.SY10.bin , keep these best practices in mind:
This is the feature set. Advanced Enterprise Services is the "grand slam" of Cisco licenses. It includes everything from IP Base and IP Services (Layer 3 routing) plus advanced features like MPLS, IPv6, and complex security protocols. The "k9" indicates it includes strong payload encryption (triple DES/AES). s6t64adventerprisek9mzspa1551sy10bin exclusive
To understand what you are installing, you have to decode the Cisco naming convention: Before upgrading to s6t64adventerprisek9-mz
Ensure your Supervisor 6T has the required memory (typically 4GB or 8GB) to handle the 64-bit Advanced Enterprise image. s6t64adventerprisek9mzspa1551sy10bin exclusive