מאפיינים של איזה שכבה מגדיר Type of service?

תוקן מא' לב' This Byte is used to specify the quality of service desired for the datagram and is an amalgamation of several factors. These factors include several fields such as Precedence, Speed, Throughput and Reliability as identified below https://www.savvius.com/networking-glossary/tcp_ip_overview/ip/ip_tos/