Packets requesting a connection have the ACK bit set to 0; those that are part of an ongoing connection have the ACK bit set to ____.
A) -1
B) 0
C) 1
D) 99

Question

Quizplus · Accepted Answer

Packets that are part of an ongoing connection have the ACK bit set to 1. A value of 0 indicates that it is a packet requesting a connection (SYN). Values other than 0 or 1 are not used for the ACK bit. Option A (-1) and Option D (99) are not valid values for the ACK bit.

Packets Requesting a Connection Have the ACK Bit Set to 0;