61GlossaryCategory Item Description PageCommonSetting ofconnectionsLAN Abbreviation for Local Area Network. Thisis a network with a relatively narrow rangesuch as inside a company.8Access point T h e s e a r e s t a t i o n s f o r r e l a y i n gelectromagnetic signals between computersin a wireless LAN. When a computeris connected to an access point, it cancommunicate through the network connectedto the access point.6TCP/IP Abbreviation for Transmission ControlProtocol/Internet Protocol. This is thestandard internet protocol.This protocol is a set of rules andagreements governing data communicationsbetween computers.17IP address Internet Protocol (IP) is a protocolfor distributing data, and the addresscorresponding to the data distributiondestination is called the IP address. Thesame IP address cannot be used within thesame LAN.17/20/49DHCP Abbreviation for Dynamic Host ConfigurationProtocol. This function automatically assignsIP addresses to the connected equipment.If a device with the DHCP server functionis present within a LAN, it automaticallyassigns IP addresses to the connectedequipment.17/49Subnetmask This limits the range of the IP addressesassigned to computers in order to divide thenetwork into a number of sections duringTCP/IP connection. The value used todivide the network at this time is called thesubnetmask.17/49Gateway This is a relay point for connecting differentnetworks.This refers to the hardware and softwareused when connecting a network with anetwork that uses a different protocol, etc.It adjusts the protocol and other differencesbetween networks to allow connection withother networks.49