Includes support for AVC with DNS-AS (Domain Name System-Authoritative Source), allowing the network to recognize, classify, and manage applications more effectively.
Disclaimer: Ensure you check the latest Cisco Software Center for the most secure and up-to-date version, as 3.11.E is an older release.
Deep Dive into Cisco IOS XE Image: cat4500e-universalk9.spa.03.11.00.e.152-7.e.bin
The Cat4500E-Univeralk9.SPA.03.11.00.E.152-7.E.Bin software image is significant because it provides the operating system for the Catalyst 4500E switches. The Catalyst 4500E series is known for its high-performance, scalable, and secure network services. This particular version of the IOS XE software brings a range of features and improvements, including: cat4500e-universalk9.spa.03.11.00.e.152-7.e.bin
: Verify that your Supervisor Engine has enough Flash and RAM to support the new image.
: Updated support for advanced QoS, Multicast routing, and IPv6 enhancements. 3. Supported Hardware
Whether you operate a supervisor architecture. Includes support for AVC with DNS-AS (Domain Name
The cat4500e-universalk9 image is designed for Supervisor Engines 7-E, 7L-E, and 8-E, requiring these engines to be installed in E-Series chassis. Supporting a maximum of 244 ports of 10/100/1000 Base-T in a 7-slot chassis, with a nonblocking 48 Gbps per slot bandwidth and total switching capacity of 848 Gbps with 250 Mpps of throughput. It is also crucial to confirm that any line cards and power supplies used are listed in the hardware compatibility matrix for this release.
: Always save your current running configuration ( copy run start ).
: The software natively takes advantage of the multi-core CPUs found on modern Catalyst E-series supervisor engines. The Catalyst 4500E series is known for its
Fixes open caveats (bugs) identified in previous iterations of 3.11.xE. 5. Upgrade Procedure and Best Practices
Cisco has officially announced End-of-Life for Supervisor Engines 7-E and 7L-E. If you are still running these, it may be time to plan a migration to the Catalyst 9000 family. TDR Support:
Verifying for your specific Supervisor Troubleshooting boot errors or license mismatches
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