Configuring Common Features ADTRAN IP 700 Series Phone Administrator Guide42 Copyright © 2011 ADTRAN, Inc. 6AOSAG0001-31A#True since we will assign this line to more than 1 line button (MCA).Reg.0.Multiple true#General PBX type line.Reg.0.Realm gp#Link it to the previous Servers we defined where it will Register.Reg.0.Servers 1#Not a shared line.Reg.0.Shared false#Request-URI for calls forwarded to voicemail.Reg.0.Voicemail *98Setting the RealmThe realm specifies the type of phone system in which the lines are being configured. This setting providesthe dial plan to be used. Table 4 below lists the available settings for Reg.1.Realm defined in the MACaddress-based configuration file for each phone. Refer to Appendix B on page 81 for more information onsetting up the dial plan parameters.Setting the DomainSetting the domain in the Reg.x.Domain parameter is optional. It is used to form Invite URIs andregistration Request URIs that have a domain after the @ symbol instead of an IP address or FQDN fromthe proxy or registrar server.Assigning Line Key FunctionsThe line keys are numbered from 1 to 6 on the IP 706 phone and from 1 to 12 on the IP 712 phone. TheTable 4. Realm SettingsValue DescriptionGeneral External (GE) Used for general non-PBX-type outside lines. Lines ofthis type use the DialPlanExternal dial plan.Private External (PE) Used for private (few users) non-PBX-type outside lines.Lines of this type use the DialPlanExternal dial plan.General PBX (GP) Used for PBX call appearances that require an additionaldigit, such as 9 to be dialed to access outside numbers.Lines of this type use the DialPlanPbx dial plan.General Intercom (GI) Used for intercom lines configured for key systemoperation. Lines of this type use the DialPlanIntercomdial plan.