Lantronix X300 Series X300 Series User Guide Rev B - Page 213

C: List of Acronyms and Protocols Acronym 2G 3G AES AP APN ASDU CHAP CSQ DHCP DIO DLMS DMZ DNP3 DNS DynDNS, DDNS EDGE GPRS GPS GSM HT Physical mode IEC-101/IEC-104 Description 2nd Generation 3rd Generation Advanced Encryption Standard Access Point (or wireless access point) is a device that provides wireless service for clients within its coverage area. Access Point Name is the name of an access point for the cellular network data connection. Application Service Data Unit is the IEC-101/IEC-104 data structure that holds application layer information to exchange between a control center and a remote terminal unit. Challenge handshake protocol is used by PPP to authenticate users and can be used with many VPNs. Cellular Signal Strength (CSQ). It ranges from 0 to 32. Dynamic Host Configuration Protocol is a standardized networking protocol used by hosts to dynamically discover and lease an IP address, and learn the correct subnet mask, default gateway, and DNS server IP address. Digital Input/Output Device Language Message Specification is a set of standards for electricity meter data exchange. Demilitarized Zone is a physical or logical sub network that contains and exposes an organization's external-facing services to a larger and un-trusted network, usually the Internet. Distributed Network Protocol version 3 is a protocol used for automation and remote control communication with serial and TCP/IP capabilities used in SCADA environments. Domain Name System is an application layer protocol used throughout the Internet for translating hostnames into their associated IP addresses. Dynamic DNS is a method of automatically updating a name server in the Domain Name System (DNS), often in real time, with the active DNS configuration of its configured hostnames, addresses or other information. Enhanced Data rates for GSM Evolution (EDGE) is a backwards-compatible extension of GSM that provides higher data transmission rates than GSM General packet radio service is a packet oriented mobile data standard on the 2G and 3G cellular communication network's GSM Global Positioning Satellite Global system for mobile communications High Throughput Physical Mode IEC-101 (serial) and IEC-104 (TCP) are part of the IEC 60870-5 set of standards that define systems or methods used for telecontrol in electrical engineering and power system automation applications. X300 Series IoT Cellular Gateway User Guide 213