--- title: "MD. Nazmul Alam (@alamnazmul) | Hashnode" description: "MD. Nazmul Alam (@alamnazmul) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@alamnazmul" --- @alamnazmul # MD. Nazmul Alam @alamnazmul · Joined March 2023 ### [How to deploy a private registry to preserve the container images](https://alam-nazmul.hashnode.dev/how-to-deploy-a-private-registry-to-preserve-the-container-images?utm_source=hashnode&utm_medium=feed) Harbor is an open source registry that secures artifacts with policies and role-based access control, ensures images are scanned and free from vulnerabilities, and signs images as trusted. Harbor, a CNCF Graduated project, delivers compliance, perfor... 2 min read · [alam-nazmul.hashnode.dev](https://alam-nazmul.hashnode.dev/how-to-deploy-a-private-registry-to-preserve-the-container-images?utm_source=hashnode&utm_medium=feed) [Feb 15, 2024](https://hashnode.com/posts/how-to-deploy-a-private-registry-to-preserve-the-container-images/65ce0a0a2f3e3c5c965ebf26) ### [Popular Docker commands](https://alam-nazmul.hashnode.dev/popular-docker-commands?utm_source=hashnode&utm_medium=feed) For Docker version docker version To search for a Docker image, Ubuntu, for instance, issue the following command: docker search ubuntu docker run docker run nginx Show running containers docker ps Show all containers docker ps -a Once the container ... 4 min read · [alam-nazmul.hashnode.dev](https://alam-nazmul.hashnode.dev/popular-docker-commands?utm_source=hashnode&utm_medium=feed) [Mar 24, 2023](https://hashnode.com/posts/popular-docker-commands/641e18177761b96d7a0dad67) ### [Docker install on Rocky-Linux9](https://alam-nazmul.hashnode.dev/docker-install-on-rocky-linux9?utm_source=hashnode&utm_medium=feed) Introduction The Docker Engine can be used running native Docker style container workloads on Rocky Linux servers. This is sometimes preferred to running the full Docker Desktop environment. Add the docker repository sudo dnf config-manager --add-rep... 1 min read · [alam-nazmul.hashnode.dev](https://alam-nazmul.hashnode.dev/docker-install-on-rocky-linux9?utm_source=hashnode&utm_medium=feed) [Mar 24, 2023](https://hashnode.com/posts/docker-install-on-rocky-linux9/641e1791b8f0ec0fe642e33b) ### [Deploy a local repository for Ubuntu VMs to save internet traffic and speed up the entire process.](https://alam-nazmul.hashnode.dev/deploy-a-local-repository-for-ubuntu-vms-to-save-internet-traffic-and-speed-up-the-entire-process?utm_source=hashnode&utm_medium=feed) This guide will show how to configure a local repository server based on Ubuntu 20.04 LTS, but it can be adapted to a previous version of Ubuntu or even to any distribution using Aptitude as the main package management system, like Debian or Mint. We... 5 min read · [alam-nazmul.hashnode.dev](https://alam-nazmul.hashnode.dev/deploy-a-local-repository-for-ubuntu-vms-to-save-internet-traffic-and-speed-up-the-entire-process?utm_source=hashnode&utm_medium=feed) [Mar 24, 2023](https://hashnode.com/posts/deploy-a-local-repository-for-ubuntu-vms-to-save-internet-traffic-and-speed-up-the-entire-process/641e15c619be65b9cd2852a7) ### [Deploy simple private DNS for office network](https://alam-nazmul.hashnode.dev/deploy-simple-private-dns-for-office-network?utm_source=hashnode&utm_medium=feed) Install CentOS-7 minimal version. CPU: 2 RAM: 4 HDD: 20G Set static IP vi /etc/sysconfig/network-scripts/ifcfg-eth0 TYPE=Ethernet PROXY\_METHOD=none BROWSER\_ONLY=no BOOTPROTO=static DEFROUTE=yes IPV4\_FA... 2 min read · [alam-nazmul.hashnode.dev](https://alam-nazmul.hashnode.dev/deploy-simple-private-dns-for-office-network?utm_source=hashnode&utm_medium=feed) [Mar 24, 2023](https://hashnode.com/posts/deploy-simple-private-dns-for-office-network/641e145a36183d66be989870)