Overview

1. Database service

The database performance needs to be adjusted to make it into the most optimal state after a long period of operation. The data in the database is extremely important, there’s huge loss if it’s lost , just in case, it is necessary to backup the database regularly .

2. Operating system maintenance

The operating system is the software foundation for server operation,  Windows 2012R2 or Windows 2016 Server are used for the operating system  ,and they are relatively easy to maintain.

Open the event viewer and check in the system log, security log and application log for any particular and unusual records. Nowadays, there are more and more hackers online, so you need to download the Service Pack (upgrade service pack) on Microsoft’s website and install it to patch the security holes in time.

3. User data

The server may have stored a large amount of data after frequent use. These data are very valuable resources, so it is necessary to organize the backup, even if the server has a failure, you can also recover the data.

4.The maintenance of network services

There are many network services, such as WWW service, DNS service, DHCP service, SMTP service, FTP service, etc. As the server provides more and more services, the system is also prone to chaos, it needs to reset the parameters of each service to make it work properly.

Services

Maintenance services on behalf of O&M	Upgrade services for newly purchased equipment	Infrastructure Consulting	Original equipment maintenance service
The purchase of original service for out-of-warranty ICT products offers three different levels of service for products covered by the base system support service. Base System Support Next Business Day (NBD) service Base System Support 7x24 round-the-clock service Base System Support Hardware Time-Limited Repair (Hardware CTR) service A combination of these three service levels and the Hardware Defective Media Retention (DMR) service has also been added, with the option to start the service	If there is a failure of the hardware covered by the service that cannot be resolved remotely, then Sam will take commercially reasonable measures to respond on site within 4 hours. Within 4 hours after Sam receives a call from a customer and determines a hardware failure, an authorized Sam engineer will arrive at the customer site within working hours to start providing hardware repair services.	Rational planning and arrangement of IT infrastructure allows various business solutions, applications and data to work together effectively to ensure that the infrastructure is robust and supports the needs of the entire business.	Renewal of original factory service for out-of-warranty ICT products, Basic System Support Service consists of comprehensive hardware and software services that can help significantly improve the availability of IT infrastructure. Technicians will work with your IT team to help you resolve hardware and software issues with Sam support products (hereinafter referred to as " products")*.