Performance Evaluation of Proximity Services and Wi-Fi for Public Safety Mission Critical Voice Application

Table 1

The sizes of the protocol headers.

Header	Size (bytes)	Technology
Real-Time Transport Protocol (RTP)	14	Both
User Datagram Protocol (UDP)	8	Both
Internet Protocol (IP)	20	Both
Packet Data Convergence Protocol (PDCP)	2	ProSe
Radio Link Control (RLC)	2	ProSe
Logical Link Control (LLC)	8	Wi-Fi