Masterclock NTP100 -SERIES User Manual
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Masterclock NTP100 -SERIES User Manual

Ntp100 series network time protocol server
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NTP100 -SERIES
NETWORK TIME PROTOCOL SERVER
USER MANUAL
Masterclock, Inc.
Tel: 636-724-3666 Fax: 636-724-3776
2484 W Clay St,, St Charles MO 63301
© Masterclock, Inc. Dec-04 Printed in USA

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  • Page 1 NTP100 -SERIES NETWORK TIME PROTOCOL SERVER USER MANUAL Masterclock, Inc. Tel: 636-724-3666 Fax: 636-724-3776 2484 W Clay St,, St Charles MO 63301 © Masterclock, Inc. Dec-04 Printed in USA...
  • Page 2 DISCLAIMER The information contained in this document is subject to change without notice. Masterclock, Inc. (hereinafter MC) makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. MC shall not be liable for errors contained here in or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.

  • Page 3: Table Of Contents

    Set RTC Backup/Time Dissemination Options......................23 Set Time/Date Options............................23 Exiting Telnet................................. 24 RS-232 Terminal Configuration (specific to models NTP100-GPS and NTP100-OSC only) ........25 NTP Client Information..............................25 Dimension 4................................25 TimeSync................................... 25 ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.
  • Page 4 Physical ..................................29 Pre-Amplified Antenna (required for model NTP100-GPS only) ................29 Operating/Storage Temperature & Humidity....................... 30 ............................... 31 LIMITED WARRANTY ..................................31 Exclusions ................................. 31 Warranty Limitations ................................31 Exclusive Remedies ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 5: Introduction

    TCP/IP networks. NTP itself is transported with the UDP/IP (User Datagram Protocol), and is usually served on port 123. NTP time/date is UTC-referenced, as the protocol has no provisions for representing time zones or daylight savings (summer) time. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 6: Gps Satellites (Model Ntp100-Gps Only)

    If a longer cable is required, cables of various lengths (up to 500 feet) with pre-amplified antennas are available from Masterclock, Inc. [Note: bringing the NTP100-GPS up for the first time with an indoor antenna may prevent or significantly increase the time to first fix.]...

  • Page 7: Pre-Installation Checklist

    Confirm availability of DHCP/BOOTP server (for dynamic networking configuration) All Masterclock, Inc. network appliances can be provided with a verbose name. The name is not used for any internal purpose by the NTP100 and is arbitrary. It may be useful for organizing and managing devices once installed at a facility.
  • Page 8 4. Connect an RJ-45 10-baseT ethernet cable to the female RJ-45 connector on the rear of the unit (labeled Ethernet), and then to a hub or switch on your ethernet network. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.
  • Page 9 Once the NTP100 has a valid network configuration it can also be accessed via Telnet by computers in the same logical network. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 10: Start-Up And Gps Satellite Acquisition (Model Ntp100-Gps)

    Input Impedance The input impedance for the Masterclock TC time code decoder circuit is considered to be relatively high , typically >100kOhm. This high input impedance allows for connecting multiple Masterclock TCR load devices in parallel without loading and/or distorting the time code input signal.

  • Page 11: Front-Panel Behavior

    The first IP address provided will be used for router/gateway configuration. Domain Name Server Up to two server IP addresses may be specified. NTP100 will treat addresses as primary and secondary DNS servers. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 12: Ntp Broadcasts

    Basic operation of the NTP100 is configured via the WinDiscovery software supplied with the unit, or via Telnet (or the RS-232 interface for the model(s) NTP100-GPS & NTP100-OSC). Only one configuration method should be used at a time. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 13: Windiscovery

    WD window. The NTP100 is a member of the Masterclock, Inc. NTP Server family. Click on the plus [+] sign to the left of any family or group to open and view device types that were found.

  • Page 14: Properties

    Properties The properties of the NTP100 device of interest can be viewed in summary form, using this selection. Under “Properties” the device name, model, and network configuration settings are available. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 15: Network Settings

    [Note: the Administrative Hub configuration item is reserved for future use.] Device Settings Adjust configurable parameters affecting NTP100 operation using the available Basic and Advanced Device Settings. Basic Device Configuration screen ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.
  • Page 16 The Internal Clock stratum level cannot be adjusted to a reference level exceeding that of the External Reference. A reference level of “0” is defined to be “disabled”. Assignable Stratum Levels for the –GPS and –TC models ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.
  • Page 17 Advanced – Certain advanced features may be configured using the “Advanced” button. These include , access to the telnet configuration interface and the ability to continue serving time during extended GPS or Time Code outages. Advanced Device Settings Configuration screen ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 18: Set Password

    RTC and TXCO oscillator. Internal real-time clock reference disabled on –GPS & TC models Set Password Set/reset the password which controls access to the NTP100’s configuration. SET/RESET password screen ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 19: Set Time/Date

    The time for the NTP100 can either be set to the time of the PC or a manual custom time can be entered. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.
  • Page 20 The date overwrite feature may be used if the Time Code signal (model –TC) does not contain date encoded time code to either the SMPTE 30/25/24 fps Leitch date format standard or the IRIG-B/B(1) IEEE 1344 standard. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.
  • Page 21 Year overwrite enabled – Ignore Year from Reference (external) [Note: for the purpose of refreshing its internal clock, the NTP100 assumes the time and date entered is UTC.] ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 22: Status

    NTP Status /Stratum Level - NTP stratum level for present reference as defined in the device configuration settings. The remaining information in this status display is for technical support purposes only and is not useful for the end-user. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 23: Telnet Terminal Configuration

    Enter the Number or Alpha Letter corresponding to the command and press the enter key. Current configuration or default answers are displayed in brackets. ‘Enter key only’ will retain the current entry/default. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 24: Set Device Name

    Telnet to this NTP100 until you learn the DHCP-provided IP address. To manually enter the IP information, enter ‘N’ for the DHCP (or Enter for the default), and enter the IP, Netmask, Gateway, Primary DNS and Secondary DNS server. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 25: Set/Reset Password

    The factory default stratum level settings for the NTP100 family are “2” for the External Ref, and “3” for the Internal Clock. The Internal Clock stratum level cannot be adjusted to a reference level exceeding that of the External Reference. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 26: Set Ntp Server Port

    To adjust this configuration, select option ‘C’. If Telnet is allowed, define the telnet port. The well-known port for telnet services is 23. If turned off, the telnet session will be ended and the user must use WinDiscovery, RS-232 access, or the Reset Configuration button to re-enable it. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 27: Set Reference Identifier

    From Reference” disabled (factory default setting) by entering “n” for no , as shown. This will allow the automatic detection of time, date (or day of year), and year information from the incoming time code signal. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 28: Exiting Telnet

    [Note: for the purpose of refreshing its internal clock, the NTP100 assumes the time and date entered is UTC.] Exiting Telnet To exit the terminal interface, select option ‘X’. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 29: Rs-232 Terminal Configuration (Specific To Models Ntp100-Gps And Ntp100-Osc Only)

    Please refer to the documentation included with your Windows 2000/XP operating system for details. The Microsoft Knowledge Base also contains a number of useful articles. Search on the ‘net time’ and ‘w32time’ keywords. ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 30: Disclaimer

    Masterclock, Inc. cannot provide technical support for the above-described client packages. Masterclock, Inc. makes no warranty, either expressed or implied, with respect to any of these client software packages. Masterclock, Inc. specifically disclaims the implied warranties of merchantability or fitness for a particular purpose.

  • Page 31: Problem: You Have Lost Your Password

    Check and replace the battery, if necessary. The battery type is a ‘replaceable’ 3V lithium coin cell battery and can be replaced by a qualified technician, or the unit can be sent to technical support at Masterclock for repair/replacement for service using our RMA procedure.

  • Page 32: Problem: The Utc Time (&/Or Date ) Is Incorrect

    NTP100-TC. Please contact Masterclock, Inc. to inquire about available date-encoded time code sources. If these troubleshooting tips do not solve your problem, contact technical support at support@masterclock.com or call (636) 724-3666.

  • Page 33: Specifications

    Size..................6.75 x 4.13 x 1.5 in. (17.15 x 10.48 x 3.81 cm) Weight................17.3 oz. (490.5 g) Pre-Amplified Antenna (required for model NTP100-GPS only) Frequency ................1575 MHz ± 10 MHz Polarization ..............Right Hand Circular Impedance ...............50 Ohm ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 34: Operating/Storage Temperature & Humidity

    Operating/Storage Temperature & Humidity Operating Temperature.............0 to +40°C Relative Humidity............Up to 90% (non condensing @ 25°C) Storage Temperature ............-40 to +70° C Relative Humidity............Up to 90% (non condensing @ 25°C) ® NTP100 – Rev 1.0.1 Dec-04 © Masterclock , Inc.

  • Page 35: Limited Warranty

    LIMITED WARRANTY This Masterclock, Inc. (hereinafter MC) product warranty extends to the original purchaser. MC warrants the NTP100 against defects in materials and workmanship for a period of one year from date of sale. If MC receives notice of such defects during the warranty period, MC will, at its option, either repair or replace products, which prove to be defective.

This manual is also suitable for:

Ntp100-gpsNtp100-tcNtp100-osc

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