| Issue | Probable Cause | Solution | | :--- | :--- | :--- | | | The file's permissions do not include execution rights. | Run chmod +x your-image-name.bin on the file in your GNS3 or EVE-NG server's terminal. | | Switch runs as a Router (Layer 3) | The Ethernet interfaces may be in routed mode by default. | You must explicitly create a VLAN interface (SVI) and assign the physical ports to it as access or trunk ports to restore Layer 2 functionality. | | License Error after adding image | The iourc file is missing, incorrect, or in the wrong directory. | Double-check that the iourc file exists in the correct directory ( /opt/unetlab/addons/iol/bin/ for EVE-NG) and contains the correct key string. | | Missing Libraries (libcrypto.so.4) | Your Linux distribution is missing 32-bit OpenSSL libraries, which IOL requires. | Install the required libraries. For Debian/Ubuntu, run sudo apt-get install lib32z1 lib32ncurses5 lib32bz2-1.0 libssl1.0.0:i386 . For Fedora/CentOS, use yum install openssl.i686 . |
AdventerpriseK9 (often written adventerprisek9 ) is a software feature set in Cisco IOS used in: i86bilinuxl2adventerprisek9151abin download exclusive
: Ensure that you select the correct version of the software that matches your system architecture and enterprise needs. In this case, the i86-Bilinux-L2-Adventerprise-K9151abin version is specified, indicating its compatibility with certain systems. | Issue | Probable Cause | Solution |