What is MSS (Maximum Segment Size)?

The Maximum Segment Size (MSS) is a TCP Option. It determines the biggest measure of information, indicated in bytes, that can be received by the communications device in a solitary TCP segment. MSS estimates the non-header portion of a packet, which is known as the payload. MSS is estimated in bytes. The MSS advertised by each end can be diverse relying upon their design. The MSS is the main information segment in the packet, it does exclude the TCP header or the IP header.