Differentiate between Intserv (IS) and Diffserv (DS).
|
Sr
no.
|
Parameter
of comparison
|
Intserv
(IS)
|
Diffserv
(DS)
|
|
1.
|
Definition
|
It is a flow
based QoS model.
|
It is a class
based QoS model.
|
|
2.
|
Scalability
|
Not scalable.
|
Scalable.
|
|
3.
|
Flexibility
|
Low
|
High
|
|
4.
|
Suitable for real
time traffic.
|
Yes, resource
reservation.
|
Yes
|
|
5.
|
Type of admission
control.
|
Deterministic,
based on flow.
|
Statistic based
on traffic classes.
|
|
6.
|
Applicable to
|
Small network.
|
Network of any
size.
|
|
7.
|
Resource
reservation.
|
Per flow.
|
Per traffic
class.
|
|
8.
|
Complexity
|
High
|
Medium
|
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