Indicates the image includes cryptographic features (supporting SSH, SSL, etc.).
Upgrading Cisco Catalyst 2960-S: Using c2960s-universalk9-tar.152-2.E9.tar c2960s-universalk9-tar.152-2.e9.tar
As mentioned by users in forums, the 2960-S is a mature product. While 15.2(2)E9 provides necessary security, it is highly recommended to protect the management interface (Telnet/SSH) with access lists, especially if the switch is in an exposed environment. 6. Conclusion c2960s-universalk9-tar.152-2.e9.tar
Continued support for advanced Layer 2 features, including VLANs, rapid spanning tree ( 802.1w802.1 w ), and port security. c2960s-universalk9-tar.152-2.e9.tar
Rebuild 9 ( .e9 ) was compiled by Cisco engineers to patch critical Common Vulnerabilities and Exposures (CVEs) found in earlier versions of the 15.2(2)E train. This includes fixes for: Snmp subsystem vulnerabilities OpenSSL and SSH cryptographic flaws Denial of Service (DoS) vectors in network protocols 2. High Stability
: Always copy your current configuration ( show running-config ) to an external text file. Installation Guide: The Archive Method
Always backup your current running configuration ( copy running-config tftp: ).