C2800nm-adventerprisek9-mz.151-4.m12a.bin Download [best]

15.1(4)M12a is the last published release for the 2800 platform. No newer train (e.g., 15.2 or 15.3) exists for 2800.

This specific "M12a" release represents the pinnacle of the 15.1(4)M maintenance train, designed to provide maximum stability and the most comprehensive feature set for enterprise branch networking before the platform reached its end-of-support. Image Breakdown: What the Filename Means C2800nm-adventerprisek9-mz.151-4.m12a.bin Download

This is a full-feature image including IP routing (BGP, OSPF, EIGRP, RIP), MPLS, L2TPv3, IPsec VPN, SSL VPN, Advanced QoS, Firewall, and NAT with crypto (3DES/AES). and NAT with crypto (3DES/AES).