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  Exchange security and maintenance

  RBAC role-based access control role group + role + specify user default role group user can be added to multiple default role groups with administrative permissions custom role group user role policy Exchange audit

  2022-06-03 00:02:41 Views: 233
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  Hematemesis collation of all commonly used ports, port problems will be easy to understand!

  When you are learning about computers, you must have a deep impression on the most commonly used ports, such as port 80, but you may not know so much about other ports that are not so commonly used. Therefore, on some ports with relatively high frequency of use, it is easy to cause some errors due to strangeness.

  2022-06-03 00:02:40 Views: 239
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  Building elk5.x environment and installing common plug-ins

  ELK 5.x environment building and common plug-in installation environment introduction: ip: 192.168.250.131os: CentOS 7.1.1503 (Core) do not give too low memory, at least 4G, otherwise elasticsearch boot

  2022-06-03 00:02:25 Views: 285
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  TCP's three-way handshake (establishing the connection) and four waving (closing the connection)

  In the normal operation and maintenance server, you need to check a variety of connection status, so you must be very familiar with the TCP connection status to know the meaning of each state; only know the meaning of these parameters can be optimized accordingly. View status command: [root@tomcat10 logs]

  2022-06-03 00:02:12 Views: 222
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  K8S docker disk is full for processing

  Analysis: the disk of k8s node node is full, which is usually caused by a container writing to the log, so you only need to find the corresponding node. # one. Install the package ncdu (to prevent the effects of hard links) yum-y install ncdu### II

  2022-06-03 00:02:09 Views: 223
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  AWS System Manger batch operation of EC2 instances

  AWS has a service called AWS System Manager that helps administrators automate the management of AWS resources in batches. For example, I can batch implement an operation on a specified group of EC2 instances through his Run Command

  2022-06-03 00:02:02 Views: 201
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  Mtr routing monitoring

  Mtr Route Monitoring UserParameter=mtre2, mtr-r-c 1-n 172.21.10.102 | grep 3.3.3.2 | wc-

  2022-06-03 00:02:01 Views: 269
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  The influence of proxy_pass on back-end request in nginx virtual path

  Suppose the configuration in nginx looks like this: server {listen 80 position serverroomname x.x.x.x. . . . . .location / subdir {proxy_pass http://

  2022-06-03 00:02:01 Views: 211
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  Pod Health check based on K8s Detection Mechanism

  First, the source of demand: first, let's take a look at the source of the whole demand: how to ensure the health and stability of the application after migrating the application to Kubernetes? In fact, it is very simple and can be enhanced from two aspects: 1, the first is to improve the observability of the application; 2, the second is to mention

  2022-06-03 00:01:35 Views: 267
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  Visual Studio Code- add or remove comment lines in batch

  For example, delete Visual Studio code or notepad++ comment information in batches to facilitate reading valid code or text information. The specific operations are as follows: Visual Studio Code batch delete comment line information: in VS Code

  2022-06-03 00:01:17 Views: 293
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  Netstat to check the Linux network connection

  1. Netstat installs # yum install net-tools2, # netstat-nlp-n in digital display-l lists only services in Listen (listening) state-p shows the connected program name Proto (protocol)

  2022-06-03 00:01:16 Views: 220
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  Programming of Linux Kernel timer on Xinlingsi Sinlinx A64 Development Board

  Development platform core Lingsi Sinlinx A64 memory: 1GB storage: 4GB development board detailed parameters https://m.tb.cn/h.3wMaSKm development board AC group 641395230Linux kernel timer is used by the kernel to control

  2022-06-03 00:01:13 Views: 303
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  What is cloud origin? Why is Portworx to solve the problem of cloud native storage?

  What is cloud native? "cloud native" is a term that is often used but not well defined. We believe that "cloud native applications" should have the following characteristics: they are not separate, they are discrete, logically separable parts, each packaged and deployed separately. Usually these are Yirong.

  2022-06-03 00:01:05 Views: 242
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  Install CentOS 6.9 from the unattended ks file located on the http server

  CentOS 6.x how to create a kickstart file: manually edit it directly according to a template: it can be modified according to the / root/anaconda-ks.cfg configuration file generated after the system installation is completed, according to a template through system-confi

  2022-06-03 00:01:05 Views: 275
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  A three-step introduction to linux Network programming

  Background: every language will have an introduction to helloworld content: after reading the basic knowledge of network programming, we know that there are also small exercises overview of network programming: there are special exercises on the Echo,Chat,Proxy. Whether it's UNIX network programming or other books.

  2022-06-03 00:01:04 Views: 225
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  Exchange2010 cannot synchronize offline address book

  First, let's open the exchange Management console, select Database, client Settings-> offline address Book-> browse, select "default offline address Book", and click Save. Because we have set IIS redirection, we need to modify the permissions of OAB and open we under the OAB directory of IIS.

  2022-06-03 00:01:01 Views: 239
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  Weblogic deployment war

  [HTTP:101216] Servlet: "DispatcherServlet" failed to preload on startup in Web application: "Ldzc.war

  2022-06-03 00:00:44 Views: 297
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  Win7 realizes remote shutdown-batch LAN remote shutdown

  Win7 to achieve remote shutdown-can batch LAN remote shutdown hand-in-hand to teach you, super-detailed, do not want to be difficult! O (∩ _ ∩) O~ A group friend in the group asked, "how can you shut down the computers in the LAN in bulk on your own computers?" I felt that this was very practical, so I went to find some articles.

  2022-06-03 00:00:44 Views: 208
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  "docker practice" python's docker- to build a multi-task app application data capture system (part two) (35)

  Last time, I mounted the python file on the virtual machine, this time mainly set the way the virtual machine passes through the docker container. Run python code run > start a session of crt docker run-it-v / root/docke

  2022-06-03 00:00:14 Views: 284
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  Infrastractureas Code (opening)

  Today, I will start to study Infrastractureas Code (Infrastructure is Code). I also summarize it while learning. I hope it can be helpful to the children's shoes in need. If there is something wrong, I also hope that everyone will actively clap the bricks. Before we begin, let's talk about why we need to study this.

  2022-06-03 00:00:11 Views: 212