C2691-advipservicesk9-mz.124-17.image Jun 2026

: Indicates that the image runs from the router's RAM (Memory) after decompression.

) is one of the most comprehensive packages available for this platform. It includes: : Strong encryption (

支持高级QoS粒度限速及各种流量控制机制，使网络管理员能够精细化管控带宽资源，保障语音、视频等关键业务的传输质量。 C2691-advipservicesk9-mz.124-17.image

If this image is unavailable, other c2691 images, such as c2691-adventerprisek9 (Advanced Enterprise), can provide a similar or even broader feature set.

Alternatively, if you need a purely technical, non-promotional breakdown of the features in IOS 12.4(17) Advanced IP Services, I can write that too. Just let me know your angle. : Indicates that the image runs from the

Full support for BGP, OSPF, EIGRP, and RIPv2, making it ideal for CCNA and CCNP routing studies.

For pure study, the offers similar features with better MPLS performance. For pure study, the offers similar features with

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: You will not find support for modern SD-WAN, advanced automation (Python/NETCONF), or the latest cryptographic standards required for modern secure tunnels.

Cisco IOS Firewall support including Context-Based Access Control (CBAC)