what is the difference between layer 2 and layer 3 qos
Answer Posted / harsha
L2 QoS is called as CoS (class of service) .
It deals with VLan mapping .Actually in dot1q , u will have
Priority bits (3 bits-2 to the power 3=8 nos).
QoS (called Quality of Service) deals with IP pkt, which
needs to deal with IP headers (ToS).ip precedence bits/dscp
etc.
Is This Answer Correct ? | 33 Yes | 16 No |
Post New Answer View All Answers
How do you find a ip address?
What is IPv6 (Internet Protocol version 6)? What is multicasting? Explain the headers of packet format of IPv6 and IPv4?
How does tcp ip socket work?
What is the difference between static and dynamic ip addresses?
Which port does netflix use?
How do I check if a port is open telnet?
What is echo in networking?
How do I get computer name from ip address?
which osi layer consists of characteristics like acknowledgement, flow control and sequencing?
What is the equivalent layer or layers of the tcp/ip application layer in terms of osi reference model?
What is a dns address?
How do I find out what service is using a port?
Why shared memory is faster than message queue?
What is google ip address for ping?
What is the data unit of "transport layer"?