Avaya J100 Series Installing And Administering page 150

Phone configuration
3. In the SNTP area, configure the following:
• SNTP Server: Type the SNTP server IP address.
• SNTP SYNC Interval: Type the SNTP synchronization time interval in minutes to re-
synchronize the phone's local time . The valid value is from 60 to 2880 minutes. The
default synchronization time is 1440 minutes.
• GMT Offset: Type the time between the local standard time and Greenwich Mean Time
(GMT) in hours and minutes. The valid value is from 0:00 to ±12:59.
4. In the Daylight Saving section, configure the following:
• Daylight Saving Mode: Select one of the following options:
- No daylight saving time
- Manual daylight savings activated (time set to DSTOFFSET)
- Automatic daylight savings adjustments (as specified by DSTSTART and
DSTSTOP) (default)
• DST Offset: Specifies the time in hours between the standard time and daylight savings
time. Select one of the following options:
- 0
- 1 hour (default)
- 2 hours
• DST Start: Specifies when to apply the offset for daylight savings time. The value format
must be either odddmmmht or Dmmmht, where:
- o represents a one-character ordinal adjective. For example, 1 for first, 2 for second,
3 for third, 4 for fourth, or L for last.
- D represents 1 or 2 ASCII digits or characters representing the date of the month.
- ddd represents three characters containing the English abbreviation for the day of the
week. For example, Sun for Sunday, Mon for Monday, etc.
- mmm represents a three-character English abbreviation for the month. For example,
Jan for January, Feb for February, etc.
- h represents a one-numeric digit representing the time to make the adjustment at
hAM (0h00 in military format).
The valid values of h are from 0 to 9.
- t represents one character for the time zone to which the changes are applied. For
example, "L" for local time or "U" for Universal Time.
• DST Stop: Specifies when to stop the offset for daylight saving time. The value format
must be either odddmmmht or Dmmmht, where:
- o represents a one-character ordinal adjective. For example, 1 for first, 2 for second,
3 for third, 4 for fourth, or L for last.
April 2020 Installing and Administering Avaya J100 series IP Phones in an Open SIP
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environment 150