Intermec Antares 2420 - Page 172

TRAKKER Antares 2420 and 2425 Hand-Held Terminal User’s Manual
Co de 39
Nugget
4-38
The terminals use these protocols:
Layer Protocol Description
Physical 2.4 GHz radio
Serial Port
Provides spread spectrum radio signal control.
Provides serial communications.
Data Link 2.4 GHz RF protocol
driver
Provides RF media access control. The default hardwired
media access control (MAC) protocol used with TCP/IP
supports the Ethernet II standard.
Serial port driver Provides serial communications control that uses CSP and the
standard XMODEM or the
YMODEM protocol for data
transfer.
Network IP and ARP The Internet Protocol (IP) complies with the standard
outlined in RFC 791.
The Address Resolution Protocol (ARP) complies with the
standard outlined in RFC 826.
ICMP The Internet Control Message Protocol (ICMP) complies with
the standard outlined in RFC 826.
Transport UDP The User Datagram Protocol (UDP) complies with the
standard outlined in RFC 768.
TCP Transmission Control Protocol (TCP) complies with the
standard outlined in RFC 793.
Session and Presentation UDP Plus UDP Plus is an Intermec proprietary session layer protocol
built on UDP. The UDP Plus session layer provides these
services:
•
guaranteed delivery
•
duplicated message removal
•
link connection and status management
•
network error recovery
•
congestion control
•
device error detection
TFTP Trivial File Transfer Protocol (TFTP) allows efficient file
exchange between the terminal and the DCS 300 or host.
TFTP complies with the standard outlined in RFC 1350.
Presentation and Application TMF Terminal Message Format is an Intermec proprietary protocol
that is used to route data, configuration, and network
management messages between applications on the terminal
and peer tasks on the DCS 300 or host.