Configuration 3.368External IP addressSet the public IP address for your router to which 2N® Helios IP is connected. If2N® Helios IP’s IP address is public, leave this field blank.Figure 3.18 Network Parameter SettingDate and TimeThis menu helps you set the time zone and time synchronisation using the NTP server.For manual data and time setting refer to the Tools subsection.Time ZoneTime zoneSet the time offset at the place of installation relative to the GMT – GreenwichMean Time. This setting is intended for switching on/off the daylight saving timein spring and autumn.