C2691-advipservicesk9-mz.124-17.image

The IOS version. This is Mainline Release 12.4, rebuild 17. Key Features and Capabilities

= A software file for a Cisco 2691 Router , containing the Advanced IP Services feature set (MPLS + Advanced Routing), with Strong Encryption (SSH/IPSec), designed to run from RAM , on software version 12.4(17) . C2691-advipservicesk9-mz.124-17.image

Verify your flash space: show flash

| Problem | Likely Cause | Solution | |---------|--------------|----------| | Router boots only to ROMmon | Bad image or insufficient DRAM | Upgrade RAM; verify checksum of image | | BGP won't establish | TCP mss mismatch | ip tcp adjust-mss 1440 on interface | | Crypto commands missing | Non-k9 image loaded | Check show version – look for k9 | | High CPU in GNS3 | Incorrect idle-pc | Use idlepc get in GNS3 console | | %SYS-2-MALLOCFAIL | Memory fragmentation | Add memory-size iomem 25 and reload | The IOS version

Or check:

The string refers to a specific Cisco IOS (Internetworking Operating System) software image . Verify your flash space: show flash | Problem