Some enterprises still run real 7206VXR routers with exactly this IOS. However, Cisco ended support for IOS 15.2(4)M on the 7200 in 2020. Use only in fully isolated, non-internet-facing environments.
While the software is solid, the hardware it runs on (Cisco 7200) is aging. C7200-adventerprisek9-mz.152-4.m11.bin %28%28HOT%29%29
| Category | Details | |----------|---------| | Routing | OSPF, EIGRP, BGP, IS-IS, RIP, Policy-Based Routing (PBR) | | Multicast | PIM (SM, DM, SSM), IGMPv3, MSDP | | Security | IPsec (IKEv1/v2), GRE, DMVPN, FlexVPN, zone-based firewall, control plane policing | | MPLS | LDP, MPLS VPN (L3VPN, L2VPN), AToM, VPLS (limited scale on 7200) | | High Availability | Stateful Switchover (SSO), Non-Stop Forwarding (NSF) | | QoS | CBWFQ, LLQ, policing/shaping, NBAR | | Management | SNMPv3, NetFlow (v5/v9), SSHv2, RADIUS/TACACS+ | Some enterprises still run real 7206VXR routers with
The Cisco 7200 series routers are versatile, high-performance platforms used in various networking roles, including WAN aggregation, Internet access, and branch office connections. The C7200-adventerprisek9-mz.152-4.m11.bin IOS image would be used in scenarios where high performance and rich feature sets are required. including WAN aggregation
If you study for CCIE Routing & Switching (now merged into CCIE Enterprise Infrastructure), you need a stable IOS that supports DMVPN, MPLS VPN, and advanced QoS. This image is the de facto standard.