The main source of slavery in this part of the world in the Middle Ages was indebtedness. In China, impoverished peasants frequently sold members of their own families into slavery, and throughout the entire medieval period criminals or members of their families became slaves of the state.
Nonetheless, NAT can introduce complications in communication between hosts.     * NAT(Network Address Translation) is most commonly used by broadband routers. NAT allows the router to assign non-publically routable IP addresses to the computers on the network.
A NAT (Network Address Translation or Network Address Translator) is the virtualization of Internet Protocol (IP) addresses. See complete definition. Skype protocol. Skype protocol is a peer-to-peer Internet telephony protocol used to move encrypted voice over IP (VoIP) traffic between Skype ...