8- Packet Switched Networks Flashcards
1
Q
What are the two types of packet-switched networks?
A
- Datagram networks
2. Virtual-circuit networks
2
Q
How do switches in datagram networks work?
A
Uses a routing table that is based on the destination address.
3
Q
How is switching in the internet done?
A
By using the datagram approach.
4
Q
What are the two different types of routing tables?
A
- Static - manual entries
2. Dynamic - automatic updating
5
Q
What is flooding?
A
When a node disseminates its LSP to all other nodes.
6
Q
What are the 4 flow characteristics?
A
- Reliability
- Delay
- Jitter
- Bandwidth
7
Q
What are 4 methods to improve quality of service?
A
- Scheduling
- Traffic shaping
- Admission control
- Resource reservation
8
Q
What are the two models that have been designed to provide quality of service in the internet?
A
- Integrated services
- Differentiated services
