An SMTP server allows you to send, receive, and forward email messages between users. Learn how to configure SMTP server in ...

Aging is a feature that allows identifying stale DNS records. It actually uses two intervals and a DNS record is considered as stale once both are elapsed. These intervals are: Non-Refresh Interval: ...

Every networked computer uses a complex system of addresses and protocols to communicate. There are times when these services fail, and it might be appropriate to consider a preferred and alternate ...