Parameter Name Ref.DTMF_CONTROL_ZOOMDOWN_CAMERAx page 301DTMF_CONTROL_VOICE_CAMERAx page 301Logging SettingsParameter Name Ref.SYSLOG_ADDR page 302SYSLOG_PORT page 302LOGGING_LEVEL_DNS page 302LOGGING_LEVEL_NW1 page 302LOGGING_LEVEL_FILE page 302LOGGING_LEVEL_SIP page 302LOGGING_LEVEL_TR069 page 303LOGGING_LEVEL_STUN page 303LOGGING_LEVEL_NW2 page 303LOGGING_LEVEL_CFGPARSE page 303*1 This setting can also be configured through other programming methods (phone user interface programming or Web userinterface programming).*2 This setting can also be configured through the Web user interface.*3 This setting can also be configured through the Phone user interface programming.5.2 General Information on the Configuration Files5.2.1 Configuration File ParametersThe information on each parameter that can be written in a configuration file is shown in the tables below.The information includes parameter name (as the title of the table), value format, description, permittedvalue range, default value of each parameter, phone user interface reference, and Web user interfacereference.Parameter NameThis is the system-predefined parameter name and cannot be changed.Note• Certain parameter names end with "_n". This signifies that these settings can be made to each lineindividually. The number of lines available varies depending on the phone being used, as follows:– KX-HDV430: 1–16Value FormatEach parameter value is categorized into Integer, Boolean, or String. Some parameters require a compositeform such as "Comma-separated Integer" or "Comma-separated String".• Integer: a numerical value, described as a sequence of numerical characters, optionally preceded by a"-" (minus)An empty string is not allowed.5.2 General Information on the Configuration Files168 Administrator Guide Document Version 2016-05