[Server] ; IP where the server listen for connections host = 0.0.0.0 ; HTTP port for controlling the servers port = 3080 ; Option to enable SSL encryption ssl = False certfile=/home/gns3/.config/GNS3/ssl/server.cert certkey=/home/gns3/.config/GNS3/ssl/server.key ; Path where devices images are stored images_path = /home/gns3/GNS3/images ; Path where user projects are stored projects_path = /home/gns3/GNS3/projects ; Path where user appliances are stored appliances_path = /home/gns3/GNS3/appliances ; Option to automatically send crash reports to the GNS3 team report_errors = True ; First console port of the range allocated to devices console_start_port_range = 5000 ; Last console port of the range allocated to devices console_end_port_range = 10000 ; First port of the range allocated for inter-device communication. Two ports are allocated per link. udp_start_port_range = 10000 ; Last port of the range allocated for inter-device communication. Two ports are allocated per link udp_end_port_range = 20000 ; uBridge executable location, default: search in PATH ;ubridge_path = ubridge ; Option to enable HTTP authentication. auth = False ; Username for HTTP authentication. user = gns3 ; Password for HTTP authentication. password = gns3 ; Only allow these interfaces to be used by GNS3, for the Cloud node for example (Linux/OSX only) ; Do not forget to allow virbr0 in order for the NAT node to work allowed_interfaces = eth0,eth1,virbr0 ; Specify the NAT interface to be used by the NAT node ; Default is virbr0 on Linux (requires libvirt) and vmnet8 for other platforms (requires VMware) default_nat_interface = vmnet10 [VPCS] ; VPCS executable location, default: search in PATH ;vpcs_path = vpcs [Dynamips] ; Enable auxiliary console ports on IOS routers allocate_aux_console_ports = False mmap_support = True ; Dynamips executable path, default: search in PATH ;dynamips_path = dynamips sparse_memory_support = True ghost_ios_support = True [IOU] ; Path of your .iourc file. If not provided, the file is searched in $HOME/.iourc iourc_path = /home/gns3/.iourc ; Validate if the iourc license file is correct. If you turn this off and your licence is invalid IOU will not start and no errors will be shown. license_check = True [Qemu] ; !! Remember to add the gns3 user to the KVM group, otherwise you will not have read / write permissions to /dev/kvm !! (Linux only, has priority over enable_hardware_acceleration) enable_kvm = True ; Require KVM to be installed in order to start VMs (Linux only, has priority over require_hardware_acceleration) require_kvm = True ; Enable hardware acceleration (all platforms) enable_hardware_acceleration = True ; Require hardware acceleration in order to start VMs (all platforms) require_hardware_acceleration = True