Global DNS – DNS Propagation Checker – WHOIS Lookup – PHP (Nulled) v2.9.2
Global DNS – DNS Propagation Checker – WHOIS Lookup – PHP (Nulled) v2.9.2
What is TTL?
• TTL (Time To Live) is a special indicator in the header of an IP packet that determines the lifetime of the packet. It is needed to prevent loops in the network (So that the packet does not run in a circle, from one router to another).
Peer-to-peer networks
Usually the client and server software are run on different computers, but one computer can also do this. In small corporate and home networks, many computers work both as servers and as clients. Such networks are called peer-to-peer.