Looking for logging into the Vlsc site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Vlsc site. After that you can login as usual with your login credentials.
https://www.microsoft.com/Licensing/servicecenter/default.aspx
https://www.microsoft.com/th-th/licensing/default
https://www.microsoft.com/th-th/licensing/existing-customer/vlsc-training-and-resources
https://www.microsoft.com/en-us/download/details.aspx?id=10585
https://www.2beshop.com/pdf/VLSC.pdf
https://community.spiceworks.com/topic/2155428-volume-licensing-service-center-access
https://www.tt-exchange.org/partners/microsoft/vlsc_guide
https://www.techsoup.net.nz/help-and-support/products-and-services/microsoft/volume-licensing/first-time-log-and-set-up-your-vls
https://www.techsoup.net.nz/help-and-support/products-and-services/microsoft/volume-licensing/downloading-microsoft-software-the
http://www.edugeek.net/forums/licensing-questions/192829-cant-login-vlsc.html
https://www.serverprothai.com/wp-content/uploads/2018/02/VLSC_User_Guide.pdf
http://vlsc.rmutp.ac.th/
http://www.xylogic.com/Download/VLSC%20Update.pdf