Week 4 Network Address Translation Flashcards
1
Q
Network Address Translation (NAT)
A
A technology that allows a gateway, usually a router or firewall, to rewrite the source IP of an outgoing IP datagram while retaining the original IP in order to rewrite it into the response
2
Q
Port preservation
A
A technique where the source port chosen by a client is the same port used by the router
3
Q
Port forwarding
A
A technique where specific destination ports can be configured to always be delivered to specific nodes
4
Q
The total number of IPv4 addresses is approximately:
A
4.2 billion
5
Q
Which Regional Internet Registry (RIR) serves the USA and Canada?
A
ARIN
