sha1sum *.ovf *.vmdk > new_image.mf tar -cvf kt_vnf_repacked.ova *.ovf *.vmdk *.mf You now have a virtual KT SO repacked image ready for onboarding. Advanced Repack Scenarios Repacking for Multi-Node KT SO Deployments Sometimes KT SO expects a chain of VNFs (e.g., vCPE, vRouter, vFirewall). In that case, repack each with identical base but unique roles. Use environment variables inside the repacked image to differentiate nodes upon first boot. Adding Custom Cloud-Init for KT SO If KT SO uses cloud-init, inject a user-data script:
In the rapidly evolving landscape of telecommunications and network function virtualization (NFV), few tasks are as technically nuanced—or as critical for testing—as managing virtual KT SO repack operations. virtual kt so repack
For engineers working with Korea Telecom (KT) service orchestrators, lab environments, or virtualized network functions (VNFs), the term "repack" signals more than just a file conversion. It represents a process of transforming, optimizing, and re-encapsulating virtual appliances to ensure compatibility, security, and performance. sha1sum *
virt-customize -a disk.qcow2 \ --delete /etc/ssh/ssh_host_* \ --run-command 'ssh-keygen -A' Use environment variables inside the repacked image to
virt-customize -a disk.qcow2 \ --mkdir /opt/kt_agent \ --upload kt_monitor.sh:/opt/kt_agent/ \ --chmod 0755 /opt/kt_agent/kt_monitor.sh \ --run-command 'echo "@reboot root /opt/kt_agent/kt_monitor.sh" >> /etc/crontab'