The institution of slavery persisted for a long time in a number of colonies and dependencies. It was particularly widespread in Portugalâs African colonies as part of the plantation economy and as a household institution.
Network Address Translation (NAT) is an IETF standard that enables a local area network (LAN) to use one set of IP addresses for internal traffic and a second set of addresses for external traffic. All necessary IP address translations occur where the LAN interfaces with the broader Internet. NAT converts the packet headers (and in some cases the port numbers in the headers) for incoming and outgoing traffic and keeps track of each session.
The NAT mechanism (natting) is a router feature, and is often part of a corporate firewall. 1  NAT gateways can map IP addresses in several ways: 2  From a local IP address to one global IP address statically; 3  From a local IP address to any of a rotating pool of global IP addresses a company may have;