ECS computing power
advantages: big brand, bundled Taobao, Alipay, etc. account registration and payment is convenient, proct line is perfect, autonomy is high;
disadvantages: the timeliness of after-sales service is poor, and the work order response speed is often more than half an hour; Disk IO is chicken ribs; There are many people who use it. The public says that the public is reasonable, and the old says that the old is reasonable
alicloud is the largest cloud service provider in China. Relying on years of technical experience of Taobao, tmall and Alibaba, it is still very strong. However, Amazon, as the pioneer of cloud computing, has the largest market share in the world, and its strength can not be small
here I would like to mention bird cloud computing. Although it has not been established for a long time and its brand awareness is not as high as that of the previous two companies, bird cloud focuses on high-end quality. The quality of its servers is very good and its security and stability are guaranteed.
the daily cash withdrawal limit of ATM is 20000 automatic teller machine, also known as ATM, is the abbreviation of automatic teller machine, which means automatic teller machine. Because most of it is used for withdrawal, it is also known as ATM. It is a highly precise mechatronics device, using magnetic code card or smart card to achieve self-service of financial transactions, instead of the work of bank counter staff. It can withdraw cash, inquire deposit balance, transfer funds between accounts, inquire balance, etc; It can also carry out cash deposit (real-time entry), check deposit (none in China), passbook re registration, intermediate business, etc. Cardholders can use a credit card or savings card to make automatic withdrawal, balance inquiry, transfer, cash deposit, passbook re registration, purchase funds, change passwords, and pay mobile phone bills according to their passwords
different ATM settings are different, some are single transaction 2000, some are 2500, 3000, at most 5000 per transaction; At the time of withdrawal, ATM will prompt the maximum amount of each withdrawal
the cloud plan was proposed by Google, and now it is under research. I think it is possible to realize the cloud plan. As for whether the system runs on Google's server, it is possible in theory, but that will be the future. Only now can I answer this question.
2
then open "programs and functions" in the control panel
3
then click "turn on or off windows functions" in the upper left corner
4
check "telnet client" in the "open or close windows functions" dialog box, and click OK to install it automatically. The work of this Windows terminal has been completed<
end
linux server starts telnet service
many linux systems do not install telnet service by default. If you need to use it, you must install this service. There are many ways to install telnet. Here we only introce how to install telnet using yum. Its advantage is that it can automatically check the dependent files of the installation package without human intervention. Of course, the premise is that the system must be connected to the Internet. Enter "Yum install - y telnet server" command at the prompt to install telnet service. Finally, complete appears, indicating that the installation is complete
use the command "VI / etc / xinetd. D / telnet" to edit the telnet configuration file and change the value of disable to No
Restart xinetd service to make telnet configuration effective
open port 23 of Telnet Protocol on Linux server. Use the command "VI / etc / sysconfig / iptables" to add the code in the red box and save it
Restart iptables to make the firewall policy take effect
on windows, with "telnet IP address" command, and then enter the user name and password, you can complete the remote login of Linux server.