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 …

Cisco Aironet is one of wireless APs popular in the enterprise. Since AIR1131AG is also exhibited in second-hand market, it is easy to introduce it to home network. There are many centrally controlled types by WLC in the enterprise, and ma…

Cloud log management service Papertrail. Minimal features are available for free, making it ideal for managing FW logs etc in home labs. Also, since it is not necessary to construct a syslog server, it is highly effective even in verificat…

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…

Though phpIPAM Version1.2, and Version1.2.1 are released, I try to upgrade ( update ) my v1.1.010. Unfortunatly, I couldn't use often, and I retry to use and evaluate. phpIPAM is highly efficency in IP Address Management system in OSS ( Op…