Docker is an opensource tool used for virtualization and deliver software in the form of packages called Containers. It is one of the most important tools used in networking domain. Dockerfile is a template for building the image which contains commands needed to package the software. In this post, I am going to explain the commands ADD & COPY used in Dockerfile . ADD Command: ADD command is used to copy files, directories or files from remote URLS to destination path in the image. The source paths can contain wildcards. If the destination has relative path, it is relative to the Working directory of the image. Note that source path is always relative to the Docker build context. ADD command will not support authentication. So, if there are any protected files to be added in Dockerfile building, use other tools like curl or wget Dockerfile copying Single & Multiple files, directory using ADD inst...
What is a Network Operating System? Networking Operating System (NOS) is an O perating system that has the capability to support workstations, database sharing, application sharing, file , and printer access sharing among multiple computers in a network. In general , NOS is a specialized operating system used for devices like router, switch or firewall. Features of Networking Operating System: NOS has the following features: Basic features like protocol support, processor support, hardware detection and multiprocessing support for applications Authentication, access control, authorization , and restriction facilities are supported to provide security Provides file service, web service, printing and replication Has Naming and Directory Management services Has the provision for user management and remote access & system management Also has internetworking features like routing and ...