Question

Which layer 4 protocol is used for a Telnet connection?
A.IP
B.TCP
C.TCP/IP
D.UDP

Answer 1

TCP is the answer.....

Answer 2

ur answer...

C.TCP/IP . . . . ......

because....Typically, this protocol is used to establish a connection to Transmission Control Protocol (TCP) port number 23, where a Telnet server application (telnetd) is listening. Telnet, however, predates TCP/IP and was originally run over Network Control Program (NCP) protocols......


it helps u. .....