Cisco IOS software is proprietary. To download this image legally, you must have a valid Cisco Service Contract (CON) and access it through the official Cisco Software Download
Always set the Idle-PC value to 0x60c09aa0 in GNS3. Without this, the emulated router will consume 100% of your host CPU. c3725adventerprisek9mz12415t14image download verified
Supports IPv6 (including EIGRP and OSPF for IPv6), BGP, and advanced security features. Cisco IOS software is proprietary