When I started using Ansible, the operation became slow when the setting amount became large. I solved the problem by dividing it, so make a note of the confirmation point. (CentOS 7.3 ansible 2.2.1.0) As a result, waiting for DNS timeout …

RANCID + ViewVC , rConfig, try to consider the network device configuration management system introduction of open source. Such as a router, switch · FW · LB, such as Cisco, network engineers must manage a lot of equipment. But take the wo…