608 Symposium Express Call CenterGlossary Standard 2.0Customer local area networkThe LAN to which your corporate services and resources connect. SymposiumExpress Call Center and the client both connect to the CLAN. Third-partyapplications that interface with the server also connect to this LAN.D DBMSDatabase Management Systemdefault activity codeThe activity code that is assigned to a call if an agent does not enter an activitycode manually, or when an agent presses the activity code button twice on his orher phoneset.desktop userA configured user who can log on to Symposium Express Call Center from aclient PC.DHCPSee dynamic host configuration protocol.Dialed Number Identification ServiceAn optional service that allows Symposium Express Call Center to identify thephone number dialed by the incoming caller. An agent can receive calls fromcustomers calling in on different DNISs and, if the DNIS appears on thephoneset, can prepare a response according to the DNIS.directory numberThe number that identifies a phoneset on a switch. The directory number (DN)can be a local extension (local DN), a public network telephone number, or anautomatic call distribution directory number (ACD-DN).directory number callA call that is presented to the DN key on an agentís phoneset.display thresholdA threshold used in real-time displays to highlight a value below or above thenormal range.