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QUESTION
a) National regulations require the availability of the following services for all IP to PSTN, PSTN to IP, and IP to IP calls. Name any three types of these features
b) It is often heard that IP Telephony is not secure if media streams are not encrypted. Do you agree with this statement, give valid reasons to support your views
c) Compare UDP and TCP
d) Differentiate between the Transport layer and the Network Layer of the OSI Model
Why it is necessary to have layering in a network? A computer network is a very complex system. It becomes very difficult to execute as a single entity. The layered approach di
State the statements about PPP and SLIP for WAN communications? Ans) a) PPP uses its Network Control Programs (NCPs) component to encapsulate many protocols. b) SLIP
Q. Show the seven layers of ISO's OSI model? Ans:- The seven layers are given below: - Application Layer - Presentation Layer - Session Layer - Transport Laye
Convergence time is slower for Distant Vector routing and is faster for Link State routing.
PPTP use for encryption and authentication
Authentication in PPP PPP can support authentication operations at the beginning of a connection. In some cases reauthentication is also possible during a session. Endpo
Explain Peer-to-Peer Networking Model. A networking model where every workstation has equivalent capabilities and responsibilities is called as peer-to-peer model. There is no
What is multiplexing and demultiplexing? Explain. Describe Time division, Frequency division and Wavelength division multiplexing. What is ADSL? How does it use multiplexi
#questiGE 1-A Objectives: • Consolidate EIGRP knowledge. • Introduce the Route Redistribution concept. • Introduce the EIGRP External Routes concept. • Introduce the Default Met
What are the benefits of wireless devices One benefit is that if everyone uses standard, everyone can talk to anyone. Another benefit is that extensive use of any standard will
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