Course Intermediate  10362

Course Introduction：The advanced chapter of "Self-study IT Network Linux Video Tutorial" will introduce you how to use the Linux system, so that friends can quickly learn to use this operating system.

Course Intermediate  11266

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Elementary  23438

Course Introduction：Linux is a free-to-use and freely disseminated Unix-like operating system. It is a multi-user, multi-task, multi-thread and multi-CPU operating system based on POSIX and UNIX.

Course Intermediate  3474

Course Introduction：A firewall is a system used to control access to a computer network. Firewalls can isolate risk areas from safe access areas and prevent unpredictable or unauthorized external access from invading the internal network. Learning firewalls under Linux is not only for these reasons. The most important thing is that during the learning stage, through the use of firewalls, you can better master the principles of network communication, become familiar with the operation of Linux, and master network services and network protocols. It is also important for learning Linux operation and maintenance or Cybersecurity is helpful. There are many firewalls under Linux, including iptables, firewalld, selinux, tcp_warppers, etc. This course summarizes these firewall-related technologies.

Course Elementary  7326

Course Introduction：HTTP is a simple request-response protocol that usually runs on top of TCP. It specifies what kind of messages the client may send to the server and what kind of response it gets. Web servers generally refer to website servers. Currently, the three most mainstream web servers are Apache, Nginx, and IIS.

Course Introduction：Apple LTE network refers to the LTE network technology supported by Apple's devices. LTE is the fourth generation of mobile communication technology, also known as 4G network. It provides faster data transmission speeds, lower latency and higher network capacity, for users, this means better user experience and wider application scenarios.

2023-08-28 comment 0  3901

Course Introduction：LTE network is a kind of network standard, which is the standard of 4G network; LTE is the long-term evolution of general mobile communication technology. A simple understanding is an upgraded version of 3G technology; this technology includes "TD-LTE" and "FDD-LTE" kind of format.

2022-11-21 comment 0  103056

Course Introduction：4g LTE network is the collective name for LTE network standards such as [TD-LTE] and [FDD-LTE]. The maximum data transmission rate of 4G LTE exceeds 100Mbps. This rate is 10,000 times the data transmission rate of mobile phones and is also the rate of 3G mobile phones. 50 times.

2021-03-17 comment 0  21498

Course Introduction：fdd-lte is a 3.9G network. fdd-lte is a high-speed wireless communication standard for mobile phones and data terminals in telecommunications. It is the transition version of high-speed downlink packet access (HSDPA) to 4G, commonly known as 3.9G. The fdd-lte standard is based on the old GSM/EDGE and UMTS/HSPA network technologies, and uses modulation technology to improve network capacity and speed.

2023-02-01 comment 0  5918

Course Introduction：Apple's LTE network means 4G network, which means this phone supports the use of 4G networks. The LTE setting method is: 1. Enter the "Settings" in the phone; 2. Enter the "Cellular Data" option; 3. Click "Enable 4G" "; 4. Select "Voice and Data".

2022-11-07 comment 0  96018