A1. a) Differentiate between Circuit switching, Packet switching, and Multiprotocol Label switching? b) List and explai

[answerhappygod]

A1.
a) Differentiate between Circuit switching, Packet switching, and
Multiprotocol Label switching?
b) List and explain the four (4) common WAN
topologies?
c) Differentiate between PPP and HDLC?
A2.
a) Explain the three main components of PPP and state two
advantages of PPP?
b) Describe HDLC Encapsulation?
c) Explain the concept of GRE stating three
characteristics?
d) Explain the three frames associated with Link control
protocol (LCP)