Single arm Routing - logical interface (detailed transmission process!)
Single arm routing Single arm routing (router-on-a-stick) refers to the interconnection and interworking between different VLAN s (virtual LANs) isol...
Deep optimization of apache working mode, ab stress test, apache directory attribute
ab pressure test Apache has its own stress testing tool ab, which is simple and easy to use. It can simulate various conditions to make a test reques...
Nginx configuration - virtual host is based on IP, domain name and port (actual combat!)
Nginx virtual host Domain name based virtual host Virtual host based on IP address Port based virtual host 1. Install DNS domain name resolution serv...
Three different implementation methods of LVS-DR
1. Implementation of VIP and DIP in the same network segment Network topology Configuration environment Configure RIP1 of Client gateway pointing to ...
Gorang as the server, C (unity) as the client, Socket communication problems
Server datalen + message ----- > packagedata ----- > network transmission ([] byte) ---- > client ----- > unpackedata ----- > datalen +...
Firewalld firewall advanced configuration - (real world chapter!!)
Experimental topology Experimental requirement 1. Intranet users of the company need to share the Internet through the gateway server2. Internet user...
ovn implementation of container Internet access, nat, fip
Experimental topology Physical topology Logical topology 172.24.4.8 is the fip of pod 100.60.0.31. step Get ready Create logical router ovn cluster ov...
Practice VxLAN under Linux
This article was first published in my public number Linux cloud computing network (id: cloud_dev), focusing on dry goods sharing. There are 10T books...
Getting Started with Webrtc Video Communications
Getting Started with Webrtc Video Communications WebRTC, named after Web Instant Messaging, is an open source W3C recommendation that was incorporate...
format of nginx default configuration syntax and log
nginx default configuration To see which default configuration files are available for nginx, open the / etc/nginx/nginx.conf file to see the end line...
Exploration of Golang Source Code (3) Realization Principle of GC
Golang has introduced tricolor GC since 1.5. After several improvements, the current 1.9 version of GC pause time can be very short. The reduction of ...
CentOS 7 Installation Discuz 3.3 (Pit Filling)
Official Installation Method Released First Official Installation Method The following is the normal installation method: 1. Install CentOS 7 Server ...
Operations Note 28 (deploying ip, http, storage, etc. on the cluster)
Summary: We have already assumed cluster and deployed fence power management before, so we just need to put the service up and run away. We take http ...
Regular Introduction_awk
Mission 18 October 9.6/9.7 awk awk tools It has more functions than grep and sed tools and can be operated in segments. Basic use Segment operation # ...
C/C++ TCP/IP Protocol Cluster Checksum Computing Method (tcpip checksum)
This article will provide a really usable TCP/IP protocol checksum calculation, that is, it is not the theoretical TCPIP checksum calculation method,...