This time lets have tutorial on Cisco XR 9k series router image running on the GNS3. Please don't ask for the XR image. Your are smart enough to get it. My system configuration: Ubuntu 16.04 GNS3 1.4 RAM 8Gig i7 processor Used XR Image iosxrv-k9-demo-6.0.1.qcow2 This image is VIRL extracted image. You need to convert this image into QEMU image, follow this link I strongly recommend you to run it on the Linux system. Now you have converted image, then go to the GNS3>Edit>Preferences>QEMU>Qemu VMs>New then follow the onscreen procedure. Setting for QEMU XR Image. RAM:- 4Gig CPU:- 1 Adapters at lest 4. -enable-kvm Here you can see I can run the XR on my system. Interface is up and system is already booted. I have run 3 XR router here is my system RAM CPU usages. RP/0/0/CPU0:XR3(config)#int gi0/0/0/0 RP/0/0/CPU0:XR3(config-if)#ip add 192.168.13.2 255.255.255.252 RP/0/0/CPU0:XR3(con...