I am looking for the company which can manage my cloud based servers hosted at aws . digital ocean , linode , google cloud and openstack
payment will be done hourly through upwork only after work done . you have to provide support on linux and windows based servers .
Our company is using centos panel, whm and plesk panel on servers .
Send me proposal with below question answers. I want to filter out genuine bids only.
1. Which ports should you open in host firewall for an email server?
2. what is YUM ?
3. what is security group in aws?