IP Routing Flashcards
1
Q
What is an IP router?
A
A computer connected to multiple TCP/IP networks that can route IP packets between networks
2
Q
What does an IP router use to carry an IP packet to the next router or to the destination host?
A
A frame
3
Q
T/F: Another term for a router is gateway.
A
False! Although this is a common mistake.
4
Q
What are the three functions of an IP router?
A
- routing packets
- exchange of routing information
- processing of information for updates
5
Q
What three conditions are necessary for routing packets?
A
- receive the packets
- switch the IP packets between different physical networks
- route the packets according to routing rules and routing tables
6
Q
What is the function of a dynamic routing protocol?
A
Exchanges info about network topologies between routers.
7
Q
At which OSI layer does routing occur?
A
Layer 3: Network
