VirtualBox is a powerful x86 and AMD64/Intel64 virtualization software(VBox for short), which can be used to construct kinds of debug or test network environments. Sometimes, […]
Build Your Own HPC Cluster based on Ubuntu 22.04
Typical HPC configuration Test Configuration All nodes have two NICs (In AWS, one NIC is used) eth0: compute network for MPI and NFS eth1: […]
Build NiceDCV Windows AMI for AWS
Objectives This document explains the AWS AMI build procedure of the NiceDCV 2023 server on Windows server 2022 for the AWS x86_64 instances. In this […]
Reverse ssh를 이용한 방화벽 내부 서버 접속
목적 Inbound 접속은 차단되어 있고, outbound 접속만 허용되는 방화벽 내부에 설치된 서버에 방화벽 외부에서 ssh, rdp 등으로 접속하기 위해서는 방화벽에서 내부 서버에 대해서 inbound 접속을 […]