User's Guide

SKYUS100BSERIESUSERGUIDE
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 POP3—PostOfficeProtocol3.Aprotocolinwhichemailisreceivedandheldforyoubyyour
Internet server until you download it.
 Port — Avirtualdataconnectionusedbyprogramstoexchangedata.Itistheendpointina
logical connection. The port is specified by the port number.
 PortForwarding—Aprocessthatallowsremotedevicestoconnecttoaspecificcomputer
within a private LAN.
 PortNumber — A16-bit numberusedby theTCP andUDPprotocolstodirecttrafficona
TCP/IP host. Certain port numbers are standard for common applications.

PRL — PreferredRoamingList.Alistthatyourwirelessphoneordeviceusestodetermine
whichnetworkstoconnectwithwhenyouareroaming(Networkoperatorspecific).

Protocol —A standard that enables connection, communication, and data transfer between
computing endpoints.
 Proxy—AfirewallmechanismthatreplacestheIPaddressofahostontheinternal(protected)
network with its own IP address for all traffic passing through it.
 RADIUS — Remote Authentication Dial-In User Service. A networking protocol, operating on
port 1812, that provides centralized Authentication, Authorization, and Accounting (AAA or
Triple A) management for users who connect and use a network service.
 Router — A device that directs traffic from one network to another.

RP-SMA — Reverse Polarity Sub-Miniature Version A. A connector interface with a screw-type
coupling mechanism for coaxial cables.

RSSI — Received signal strength indicator.

SIM — SubscriberIdentificationModule.FoundinLTEandGSMnetworktechnology,theSIMis
a card containingidentification informationforthesubscriberandtheiraccount.TheSIMcardcan
bemoved to different devices.
 SMA — Sub-Miniature VersionA.AvariationoftheSMAconnectorwherethegenderofthe
interface isreversed.
 SMTP—SimpleMailTransferProtocol.Thestandardprotocolforsendingemailsacrossthe
Internet.
 SNMP — SimpleNetworkManagementProtocol.AnInternetprotocolusedtomanageand
monitor network devices and their functions.
 SSID — Service Set IDentifier.The name assigned to aWi-Finetwork.
 TCP/IP —Transmission Control Protocol/Internet Protocol. The set of communications
protocols used for the Internet and other similarnetworks.
 TFTP—Trivial FileTransferProtocol.AnInternetsoftwareutilityfortransferringfilesthatis
simplertousethanFTP,butdoesnotprovideuserauthenticationanddirectoryvisibility
supported byFTP.