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  5. Partition formatting, compression, mounting, and decompression of learning notes

  File system: MBR: Master Boot Record, master boot record (512bytes exists sector 0) 512bytes:bootloader: 446bytesfat: 64bytes, 16byte

  2022-06-01 04:08:20 Views: 260
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  10. Huawei switching routing basic Operation

  Working mode:: privileged mode [huawei]: global mode [huawei-Ethernet0/0/0]: interface mode commands are roughly divided: v privileged mode is mostly Display view class and system operation class commands. V most of them are matched in global mode.

  2022-06-01 04:08:20 Views: 224
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  [learning technology is a slow meal] the knowledge framework of network operation and maintenance

  Technology is to be precipitated and accumulated, not to rise to the top in one step. For the network operation and maintenance of the knowledge framework, combined with their own practice summed up, for your reference, welcome to supplement & modify opinions. Network basic Network basic Architecture (OSI seven-layer model, TCP_IP protocol stack...) IPv4 address

  2022-06-01 04:08:20 Views: 281
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  Chapter 11 Planning tasks-centos7.5 knowledge

  1. The relationship between programs and processes executable code and data statically saved in media such as hard disks, CDs, etc. Ps programs run in CPU and memory. Each process can create one or more processes to view process information psps life.

  2022-06-01 04:08:18 Views: 204
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  Introduction to the simple usage of NMAP

  It's written in front of it. On a whim, ready to open a blog, one by one to find out a little bit of things from a long time ago to move here; so that it is not so empty-- written in the front--

  2022-06-01 04:08:17 Views: 248
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  Detailed explanation for using chattr,lsattr command

  Chattrchattr-: means to subtract a permission +: means to increase a permission =: option: I: when used for a file, it means that the file cannot be deleted, cannot be modified, and can only be viewed; when used for a directory, it means that it cannot be created or deleted under this directory, but can only be repaired.

  2022-06-01 04:08:17 Views: 202
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  Classic case: enterprise H3C networking example

  Blogger QQ:819594300 blog address: http://zpf666.blog.51cto.com/ friends who have any questions can contact the blogger, the blogger will help you answer, thank you for your support! With the continuous deepening of enterprise informatization, the availability of network equipment and links

  2022-06-01 04:07:51 Views: 299
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  Calculation of IP header checksum

  Calculation method of IP header checksum: algorithm: SHORT checksum (USHORT* buffer, int size) {unsigned long cksum = 0 position while (size > 1) {cksum

  2022-06-01 04:07:51 Views: 228
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  Md5

  MD5, or Message-Digest Algorithm 5 (Information-Summary algorithm 5), is used to ensure that the transmission of information is complete and consistent. It is one of the hash algorithms (abstract algorithm and hash algorithm) widely used in computers. MD5 has been implemented in mainstream programming languages. Set

  2022-06-01 04:07:51 Views: 276
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  Iptables writing method

  Iptables-Fiptables-Xiptables-An INPUT-m state-- state RELATED,ESTABLISHED-j ACCEPTiptables-An IN

  2022-06-01 04:07:36 Views: 277
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  Metasploit overflow default password vulnerability of Tomcat console

  Take advantage of the default password vulnerability of the Tomcat console, upload the * * file, and obtain the target host webshell. After the Tomcat console is installed, the default management account needs to be modified in time, and weak passwords are eliminated. Successful logins can deploy any web applications, including webshe.

  2022-06-01 04:07:36 Views: 210
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  CSRF&ClickJacking of WEB Security

  First, the full name of CSRFCSRF is Cross Site Request Forgery, that is, a pseudo-station is requested across sites. 1. Browser's cookie policy many requests forged by users can be verified on the server because of the success of the user's browser

  2022-06-01 04:07:30 Views: 203
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  SSL/TSL certificate related

  Digital signature note here we do not directly encrypt the data with the signature algorithm, but hash the data first. This is done for efficiency. Digital signatures can achieve the following functions: message authentication (Message Authenctication), data integrity (Da)

  2022-06-01 04:07:30 Views: 281
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  Something about the SSL certificate

  With the increasingly serious situation of network security, the entire Internet community seems to have reached a consensus: to do everything possible to improve the security of the website. There are many security technologies, among which SSL/TLS asymmetric encryption technology and the corresponding PKI public key architecture is one of the most important technologies. Because of its technology

  2022-06-01 04:07:19 Views: 235
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  Configure Cacti 0.8.8a to monitor Memcache

  Configure Cacti 0.8.8a to monitor Memcache system: CentOS 6.3 x8664 1, install memcache client API1, solve dependencies, you can use yum to install [root@message3 ~] # y

  2022-06-01 04:07:13 Views: 225
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  Common Cmd commands

  (1) check the online network situation. (2) query the port number of the local computer. Host IP (3) quickly open notepad to record events, and Bug (4) query all configuration information of the host.

  2022-06-01 04:07:02 Views: 235
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  Career planning of network engineer

  First, the professional advantages of network engineers 1, the occupation with the most value-added potential, mastering the enterprise's core network architecture and security technology, it has an irreplaceable competitive advantage 2. There is a large gap of new network talents. 27% of the industry growth rate leads to an annual shortfall of 300000 network talents, so it is inevitable to have high salaries and benefits.

  2022-06-01 04:07:01 Views: 209
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  Puddle matching JSON Hijacking

  Jsonp: solve cross-domain problem puddle *: quote Baidu encyclopedia to find the weakness of the website frequently visited by the target, first "break" the site and insert the code, once the target visits the site, it will be "hit". To put it simply, if you want to engage in XX, you will pass the previous

  2022-06-01 04:06:59 Views: 295
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  RS232 communication interface

  On our desktop computer, ordinary city has a 9-pin serial interface, which is called RS232 interface, which is related to UART communication. However, because notebook computers no longer have this kind of 9-pin serial port, it is becoming more and more popular to communicate with single-chip computers.

  2022-06-01 04:06:54 Views: 241
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  A brief History of the Evolution of hard disk Interface

  [preface] Hello, everyone. Welcome to Xiaoyu's article. In the last issue, we briefly explained the simple differences, advantages and disadvantages of HDD (mechanical disk) and SSD (solid state disk), but this is only a small beginning, in the days to come. I will tell you more about solid state.

  2022-06-01 04:06:37 Views: 262