22 Oct 2024

This article provides a reliable method to validate user-provided IP addresses as strings. The approach utilizes the inet_aton() function from Python's socket module, which offers thorough validation capabilities, to determine the legitimacy of IP ad

14 Apr 2025

Modifying the CentOS IP address is divided into three steps: modify the IPADDR, NETMASK, and GATEWAY parameters in the /etc/sysconfig/network-scripts/ifcfg-eth0 file. Save the file and restart the network service (systemctl restart network). Optional: Write scripts to automate the IP address modification process.

22 Oct 2024

This article focuses on IP address validation in Python. It emphasizes the inadequacy of parsing IP addresses and advocates for using Python's socket.inet_aton() function instead. The function takes an IP address, confirms its validity, and raises an

28 Jun 2025

There are three ways to view IP addresses in Linux: 1. Use the ipaddrshow command to view all interface information, or specify interfaces such as ipaddrshoweth0; 2. Quickly obtain all non-local loopback IPv4 addresses through hostname-I; 3. If the net-tools package is installed, you can use the ifconfig command to query. These methods are applicable to different distributions and usage scenarios.

17 Jul 2025

Use ipaddrhow to view all network card IP information, or ipa abbreviation commands; 2. Use ipaddrhoweth0 to view specific network card information; 3. Use hostname-I to quickly obtain all IPv4 addresses; 4. The graphical interface can be viewed in the network settings. It is recommended to use the IP command first. Hostname can be used in the script, and the graphical interface is suitable for desktop users.

12 Jul 2025

The methods to view the IP address of the machine are: 1. Use the command prompt, press Win R key to enter cmd to open the command line, enter ipconfig to view the "IPv4 address"; 2. View through the system settings interface, click "Settings" → "Network and Internet" → "Status" and enter the network attribute details. Pay attention to distinguish between dynamic IP and static IP. Home users are usually dynamic IPs, and enterprises or servers may use static IPs. The two methods have their own applicable scenarios. The command line is fast but the network card information needs to be identified. The setting interface is intuitive and suitable for novices.

18 Mar 2025

This guide details how to configure static and dynamic IP addresses in Arch Linux, including derivatives like EndeavourOS and Manjaro. Arch Linux offers several methods for IP configuration: direct command-line manipulation, or using network managem

30 Dec 2024

Controlling Source IP Address in ZeroMQ for Multi-IP MachinesUnlike the standard Python socket library, ZeroMQ presents a different approach to...

11 Dec 2024

Controlling IP Source Address in ZeroMQZeroMQ differs from conventional sockets in its hierarchical approach to communication. It introduces the...