30 Maestro E200 Series www.maestro-wireless.com11.3 List of acronymsAcronym Expansion / Meaning2G 2nd Generation3G 3rd GenerationADSL Asymmetric digital subscriber line, ADSL is a type of DSL broadbandcommunications technology used for connecting to the InternetAES Advanced Encryption StandardAP Client Access Point ClientCSQDHCP Dynamic Host Configuration Protocol (DHCP) is a standardized networkingprotocol used on Internet Protocol (IP) networks for dynamically distributingnetwork configuration parameters, such as IP addresses for interfaces and services.DIN DIN connector is an electrical connector that was originally standardized by theDeutsches Institut für Normung (DIN)DMZ In computer security, a DMZ or Demilitarized Zone is a physical or logical subnetwork that contains and exposes an organization's external-facing services to alarger and un-trusted network, usually the Internet.DNS Domain Name System (DNS) is a hierarchical distributed naming system forcomputers, services, or any resource connected to the Internet or a private networkDynDNS, DDNS Dynamic DNS (DDNS) is a method of automatically updating a name server in theDomain Name System (DNS), often in real time, with the active DNS configurationof its configured hostnames, addresses or other information.EDGE Enhanced Data rates for GSM Evolution (EDGE) is a digital mobile phonetechnology that allows improved data transmission rates as a backward-compatibleextension of GSM.GPRS General packet radio service (GPRS) is a packet oriented mobile data service on the2G and 3G cellular communication system's global system for mobilecommunicationsGSM Global system for mobile communicationsHT Physical mode High Throughput Physical ModeICMP Internet Control Message Protocol (ICMP) is one of the main protocols of theInternet Protocol Suite. It is used by network devices, like routers, to send errormessagesIGMP Internet Group Management Protocol is a communications protocol used by hostsand adjacent routers on IP networks to establish multicast group membershipsIP Sec Internet Protocol Security is a protocol suite for securing Internet Protocol (IP)communications by authenticating and encrypting each IP packet of acommunication sessionISP Internet service providerL2TP Layer 2 Tunneling Protocol is a tunneling protocol used to support virtual privatenetworksLAN Local Area NetworkAcronym Expansion / MeaningLLTD Link Layer Topology Discovery is a proprietary Link Layer protocol for networktopology discovery and quality of service diagnosticsM2M Machine to machineMAC address Media access control address is a unique identifier assigned to network interfacesfor communications on the physical network segmentMTU Maximum transmission unit of a communications protocol of a layer is the size (in