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Alibaba Public DNS: 223.5.5.5223.6.6.6 Universal DNS for Mobile, Telecom, and Unicom:114.114.114.114114.114.114.115 Google DNS Server:8.8.8.88.8.4.4 IBM DNS Server:9.9.9.9 Baidu DNS Server:180.76.76.76 DNSPod (Public DNS):119. …

Machine A 192.168.1.101
Machine B 192.168.1.102

Run the following commands on both machines:
mkdir -p /xvdb/elasticsearch/backup
chmod -R 777 /xvdb/elasticsearch/backup

(Here, Machine A mounts the /xvdb/elasticsearch/backu from Machine B …

curl -u user:123456 -sXGET http://127.0.0.1:9200/_cluster/health/?pretty

#Test connectivity; modify the password as needed.

Shell script: mkdir /usr/local/zabbix/shellcd /usr/local/zabbix/shellvi es_status.sh …

Using the Murder P2P tool to efficiently distribute large files across large-scale Linux clusters, reducing server load and bandwidth usage.

BandwagonHost High CPU Usage Fix: CPU processes causing prolonged high CPU usage — in this situation, simply terminate the corresponding process.

Due to high CPU usage, server's CPU clock is currently being limited. Once load is reduc …

After migrating to another machine and updating the MySQL password, an error still occurs, as shown below:

Class 'commonModel' not found in C:/zentao/xampp/zentaopro/tmp/model/common.php on line 4 when visiting

How to Fix:

Delete the tmp/ …

Website FastCGI sent in stderr: "Unable to open primary script , browser returns 404 when accessing PHP pages.

Cause: php-fpm permission issue (using my php-fpm configuration as an example)
vi /usr/local/php/etc/php-fpm.conf
service php-fpm res …

Note: Intranet penetration requires a public server (Linux or Windows) as the proxy. Request flow: Local Machine -> Remote Proxy -> Remote Intranet Machine (or the local machine can also act as the remote intranet machine).
Return flow: Remote Intranet Machine -> Remote Proxy -> Local Machine.
Test Environment: Server: 211.159.16.x intranet client, testing …

ZeroTier is an incredibly simple and easy-to-use intranet tunneling tool that requires no configuration to set up a virtual local area network (VLAN). It allows you to connect back to your computers at home, school, or the office from outside to access files and data. Its configuration and usage are both extremely straightforward, making it truly a “zero-config, zero-foundation” tool that even beginners can master.

First …

Step-by-step guide to building frp (Fast Reverse Proxy) on Linux for intranet penetration, enabling access to internal services from outside networks.