Question 1 :
What is difference between baseband and broadband transmission?
In a baseband transmission, the entire bandwidth of the cable is consumed by a single signal. In broadband transmission, signals are sent on multiple frequencies, allowing multiple signals to be sent simultaneously.
Question 2 :
What is ICMP?
ICMP is Internet Control Message Protocol, a network layer protocol of the TCP/IP suite used by hosts and gateways to send notification of datagram problems back to the sender. It uses the echo test / reply to test whether a destination is reachable and responding. It also handles both control and error messages.
Question 3 :
What is Brouter?
Hybrid devices that combine the features of both bridges and routers.
Question 4 :
What is frame relay, in which layer it comes?
Frame relay is a packet switching technology. It will operate in the data link layer.
Question 5 :
What is External Data Representation?
External Data Representation is a method of encoding data within an RPC message, used to ensure that the data is not system-dependent.