C3745-adventerprisek9-mz.124-25d.bin May 2026

Overview — c3745-adventerprisek9-mz.124-25d.bin

• Platform: Cisco 3745 (Catalyst 3700 series routers; ISR 3700-class platform family).
• IOS train: "adventerprisek9" — enterprise feature set with strong routing, switching, security (k9) features.
• Version: 12.4(25d) — maintenance release in 12.4 train; mid-era IOS with wide installed base.

To "prepare a feature" or configure this image (likely for a lab environment like GNS3 or EVE-NG), follow these key steps: 1. Identify Included Features

Feature Set: The adventerprisek9 designation means it includes "Advanced Enterprise" features, supporting everything from Advanced Security to MPLS and IPv6.

Security (K9 Features): Set up Site-to-Site IPsec VPNs or an IOS Firewall (CBAC/Zone-Based). c3745-adventerprisek9-mz.124-25d.bin

To enable a common feature (e.g., a basic interface with DHCP), use these commands:

The "Advanced Enterprise" feature set is one of the most comprehensive available for this platform. It supports: Overview — c3745-adventerprisek9-mz

Enable CEF (Cisco Express Forwarding): This is required for MPLS to function. Router(config)# ip cef Use code with caution. Copied to clipboard

Connect your PC to the router and run a TFTP server (like Tftpd64). Use the command: copy tftp: flash: Enter the remote host IP and the filename: c3745-adventerprisek9-mz.124-25d.bin For more detailed feature comparisons, you can use the Cisco Feature Navigator Platform: Cisco 3745 (Catalyst 3700 series routers; ISR

Comprehensive Features: The adventerprisek9 designation means it contains almost every feature a student would need to study, including IPv6, MPLS, and advanced QoS. Basic Management Commands