Certified AWS Cloud practitioners
Installation, Configuration and troubleshooting of linux and widows server :-
Apache
IIS 6,7,8
Mysql
MSSQL 2005,2008,2008 R2
php
Firewall
Tomcat
Backups
Net 2.0/3.0/3.5/4.0
FTP
DNS
postfix
dovcot
Plesk Server
Configuring websites on linux and Window server
Transferring websites (Linux to windows server and vice versa)
DNS management (NS, A, CNAME, TXT, MX, DKIM, SRV, TTL records)