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Intranet penetration must be necessary for comrades who develop wechat. Most people first think of going online to find all kinds of ready-made ones, such as sunny ngrok or sunflower, but there is no free lunch in the world, and the free ones will collapse!!! Now I'll teach you how to use it Alibaba cloud Build an intranet penetration with ngro ...

iptables are shielded according to the specified country (installation and use of GEOIP module) This process is suitable for Centos7* system 1, Install iptables addons (geoip module) 1. Download lux source wget http://repo.iotti.biz/CentOS/7/noarch/lux-release-7-1.noarch.rpm 2. Install lux source rpm -ivh lux-release-7-1.noarch.rpm --f ...

Author: Panda Transferred from: http://siye1982.github.io/2016/02/25/linux-list/ Although most of my work is Java related development, I am exposed to Linux every day, especially after using Mac. I work in the command line environment with black background every day I don't have a good memory. I can't remember many useful linux commands very ...

Deployment of Tencent cloud lightweight server in front and back-end separation project Absrtact: the front end is Vue, which uses nodejs to package (npm run build) dist files, and then uses nginx agent to establish association with the back end. The back end is the SpringBoot project, which is packaged into jar package by IDEA. Xshell7 Educa ...

LD_PRELOAD is an environment variable, which is used to load the dynamic library. The priority of dynamic library loading is the highest. Generally, its loading order is LD_PRELOAD > LD_ LIBRARY_ PATH > /etc/ld. so. cache > /lib>/usr/lib. In the program, we often call some functions of external libraries Take malloc / free as an e ...

💡 How to create a BPF map Programmers often send messages to programs to cause program behavior to be called. The most magical function of bpf is the code running in the kernel, and the program loading these codes can realize real-time communication through message passing. BPF mapping is that key values are stored in the kernel and can be ...

Range link: https://overthewire.org/wargames/ In the process, most of them will not directly appear the customs clearance password, which may be attached at the end of the text ssh bandit0@bandit.labs.overthewire.org -p 2220 Then enter the password according to the prompt and log in successfully cat readme You can get the next lev ...

1.SNAT 1.1 SNAT application environment LAN hosts share a single public IP address to access the Internet (private IP cannot be routed normally in the Internet) 1.2 SNAT principle Modify the source address of the packet 1.3 preconditions for SNAT conversion 1. Each host of LAN has correctly set IP address, subnet mask and default gate ...

colony Organize many machines together and provide services as a wholeClusters can be flexible in terms of scalability and performanceCluster classification: Load Balance cluster: Load BalanceHigh Availability cluster: High AvailabilityHigh Performance Computing LVS LVS: Linux Virtual Server Load balancing cluster Author: Zhang wenson ...

Deployment of front and rear end separation projects to ECS Alibaba cloud servers are used by bloggers 😊 No more nonsense. Let's start directly Recommended tools: XFTP: used to transfer files to the server Lanzou cloud download password: ciwg XShell: used for remote connection and operation of server Lanzou cloud download password: 3 ...