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Meinberg LANTIME CPU Expansion Shelf Manual

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MANUAL
LANTIME CPU Expansion Shelf
LCES/NTP/LNE/RPS/BGT
2nd July 2020
Meinberg Funkuhren GmbH & Co. KG

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Summary of Contents for Meinberg LANTIME CPU Expansion Shelf

  • Page 1 MANUAL LANTIME CPU Expansion Shelf LCES/NTP/LNE/RPS/BGT 2nd July 2020 Meinberg Funkuhren GmbH & Co. KG...
  • Page 3 Table of Contents 1 Imprint 2 Important Safety Information Important Safety Instructions and Protective Measures ......Used Symbols .
  • Page 4 ........... . . 173 12 RoHS and WEEE 13 Declaration of Conformity Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 5 1 Imprint 1 Imprint Meinberg Funkuhren GmbH & Co. KG Lange Wand 9, 31812 Bad Pyrmont / Germany Phone: + 49 (0) 52 81 / 93 09 - 0 Fax: + 49 (0) 52 81 / 93 09 - 230 Internet: https://www.meinbergglobal.com...
  • Page 6 Meinberg Funkuhren shall not be responsible for any damage arising due to non-observance of these regulations.
  • Page 7 Dieses Produkt fällt unter die B2B Kategorie. Zur Entsorgung muss es an den Hersteller übergeben werden. This product is handled as a B2B category product. In order to secure a WEEE compliant waste disposal it has to be returned to the manufacturer. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 8 This manual is intended exclusively for electricians or persons trained by an electrician who are familiar with the applicable national standards and safety rules. Installation, commissioning and operation of this device may only be carried out by qualified personnel. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 9 For safety reasons, the device with the highest mass should be installed in the lowest position of the rack. Other devices must be placed from the bottom to the top. The device must be protected against mechanical stress such as vibration or shock. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 10 fluids or foreign objects enter), the current flow can be interrupted. Questions about the house installation, need to be clarified with your house administration. The power supply should be connected with a short, low-inductance line. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 11 LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 12 (grounding rail). The mounting parts (without cable) are not included in the scope of delivery. Note: Please use a grounding cable 1.5 mm Always pay attention to a correct crimp connection! Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 13 Devices that are connected via one or more uninterruptible power supplies (UPS) remain operational even when the UPS power cord is disconnected. Therefore, you must put the UPS out of operation according to the documentation of the corresponding user documentation. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 14 Risk of explosion if the battery is not replaced correctly. Replace only with the same or equivalent type recommended by the manufacturer. When disposing used batteries, observe the local regulations for the disposal of hazardous waste. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 15 ESD protective covers, which are extremely wrinkled or even have holes, no longer protect against electrostatic discharge. ESD protective covers must not be low-resistance and metallically conductive if a lithium battery is installed on the assembly. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 16 Return and Collection Systems For returning your old equipment, please use the country-specific return and collection systems available to you or contact Meinberg. The withdrawal may be refused in the case of waste equipment which presents a risk to human health or safety due to contamination during use.
  • Page 17 POWER POWER POWER POWER Power Power Power Power LAN 0 LAN 0 LAN 0 LAN 0 LAN 0 LAN 0 LAN 0 LAN 0 10/100/1000 10/100/1000 10/100/1000 10/100/1000 10/100/1000 10/100/1000 10/100/1000 10/100/1000 LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 18 -20 ... 70 C (-4 ... 158 F) ——————————————————————————- Relative humidity Operation 85 % max. ——————————————————————————- Operation height Operation 2000 m / 6562 ft (above sea level) ——————————————————————————- Acoustics 0 dB (A) IP protection class IP20 Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 19 4 Technical specifications 3U Chassis Housing dimensions LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 20 IP address to the client configuration. NTP client software are available for most other operating systems like Microsoft Windows or MAC OS. The following WEB site is recommended to get the latest version of NTP: http://www.ntp.org You can find more information on our web page at: https://www.meinbergglobal.com/english/sw/ntp.htm Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 21 The general knowledge about public key infrastructures, RSA, symmetric keys and the protocols SSL, SSH, NTP and SNMP is assumed. Legend: considered secure can be configured to be secure unsecure Figure 6.1: LANTIME Services LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 22 A timely installation of updates can also close known vulnerabilities and minimize the risk of a successful attack. Figure 6.2: The secure protocols in detail Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 23 6 Security User Guide / Security Advisories The current firmware version LTOS V7 of Meinberg’s TSU boards no longer offers the ability to establish an SSH connection via network. Access is only allowed via the CPU module of the LANTIME. It is still possible...
  • Page 24 Shorter durations of the period of validity are better than longer. In this example we select three years as a good trade of short duration and an acceptable management cost. Figure 6.5: Generate SSL certificate step 2 Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 25 For this purpose, you can generate a certificate request, download it, sign it and upload the signed certificate again via the web front end on Figure 6.4. Figure 6.7: Import process of the new SSL certificate in the browser LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 26 From now on, the LANTIME is well configured to be managed secure. Keep in mind to check if the IP configu- ration and remote access control work in the productive network environment. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 27 Use SHA and AES as algorithms. As usual, longer passwords are preferred. Start the SNMP service on "Network Network Services" tab afterwards. Figure 6.11: SNMP options LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 28 Create User. If successful, the new user is displayed in the User List, right under the create user form. Choose the user names and passwords in a way that they are not predictable. Figure 6.12: Create new Super User Figure 6.13: User List Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 29 It is described in "LTOS Management and Monitoring Via Web GUI External Authentication Options" how to configure the external authentication server. Figure 6.15: Webinterface Menu "System User Management External Authentification" LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 30 Optionally, activate access restriction here to grant access only to known IP addresses. The symmetric keys are used for every connection type, i.e. server to client, external NTP server, broadcasting, multicasting and manycasting. Figure 6.16: Generated symmetric NTP keys Figure 6.17: Trusted key IDs Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 31 Figure 6.21. It contains the path to the key file, the trusted key IDs and the server IP which uses the key with ID 1 in this example. Figure 6.18: External server configuration Figure 6.19: Broadcast configuration LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 32 If you use SNMP v3 with selected authPriv security level, SNMP traps are also sent securely. Configure the SNMP authPriv setting as described in "Security SNMP" in chapter 6.2. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 33 Checks" test directly after upload. If this test detects a faulty signature, a warning is displayed. If this happens, download the new firmware from the Meinberg web site again and repeat the process. In case of repeated warnings please contact the Meinberg support.
  • Page 34 Web server configuration: The configuration file /etc/webUI/webUI_custom.cfg defines which configuration file the web server should use. In the factory configuration the file contains the following entry: [CUSTOM CONFIGURATION] CUSTOM_CONFIG_PATH= Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 35 A backup of the LANTIME firmware, if downloaded or saved on flash of the LANTIME, is in clear text form. For this reason make sure, that no unauthorized person has access to it. The same takes effect for a diagnostic file. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 36 After successful registration change the current path to /wizard/. Start now the LANTIME Basic Configu- ration Wizard with “startwizard”. The following Wizard Welcome screen is now displayed: Confirm with "y" to start the configuration for all the following settings. At the end please confirm your configuration. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 37 Default User: root Default Password: timeserver To set up a Secure HTTP (HTTPS) connection the following address is entered in a web browser: https://198.168.10.10 // LANTIME IP Default User: root Default Password: timeserver LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 38 (and is lost after a power off or reboot). By using the navigation on top of the page you can reach a number of configuration menus, which are de- scribed in the following chapters. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 39 (and is lost after a power off or reboot).To view all log messages in the log file you would have to use the CLI (Command Line Interface). For your reference, a list of available CLI commands for LANTIME management and monitoring is provided in the Command Line Reference. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 40 In the diagnostic file all the data about the system configuration and log messages are stored. The diagnostic file can be also an important tool for the Meinberg support team if you need some help with the configuration or you experience issues which you can not solve on your own. More about the diag file see Chapter "LTOS6 Configuration...
  • Page 41 field. At the same time when a new configuration has been applied a log message will appear in the list of last messages in the Main Menu saying: "Device Configuration Changed". LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 42 Allowed signs and special characters which you can use to fill in dialogue boxes you can find in the chap- ter "Before you Start ??". For configuration of the system features now proceed to the dedicated menu which is described in a corre- sponding chapter. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 43 Domain This field is used to configure the network domain name. A network domain name is a text-based label easier to memorize than the numerical addresses used in the Internet protocol (e.g. meinberg.de). Nameserver1 IP Address of the primary DNS Server in the network. The DNS server is used to resolve IP addresses as well as hostnames in a network.
  • Page 44 Emulates the FrontPanel of a LANTIME and maps it in a browser. WEBSHELL: Login to a command line interface of a Lantime via a webbrowser. WEBSHELL works on port 4200. Input in the web browser: [IP/HOSTNAME]: 4200 Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 45 "Active - Backup" and "LACP". The mode to be used can be selected in the submenu "Network Miscellaneous Bonding-Mode". For more information about how the two modes work, see the "Miscellaneous" submenu. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 46 Port Power Status This feature is available in IMS systems, where several physical interfaces can be available. The port power status is an indicator if a particular physical interface is powered on or off. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 47 Enable DHCP-Client: With this setting a DHCP client can be activated for the automatic assignment of the network configuration by a DHCP server. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 48 PCP (Priority Code Point). Sets the priority of an Ethernet frame. Priorities can be set between a low priority, value 1 and a high priority, value 7. The Priority value 0 corresponds to the Best Effort. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 49 2. Priority (configurable by the user, the lowest value has the highest priority, default = 0); 3. Ref-Clock Type - GNSS receivers such as GPS have the highest rating; 4. Ref-Clock Status (sync, not sync). LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 50 Example configuration for a multicast cluster: Example configuration for an unicast cluster: In the Unicast cluster, the IP addresses of the cluster members must be entered in the "Other IPv4 Member" field. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 51 "Active Backup". It is important that other connected network devices also support LACP and the network ports are configured accordingly. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 52 9.1.2.8 Extended Network Configuration In the Extended Network Configuration, a bash script can be edited, which is executed automatically each time the LANTIME is rebooted or a network-related configuration changes. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 53 9 LTOS7 Management and Monitoring 9.1.3 Notification 9.1.3.1 External Syslog Server All information which is written into SYSLOG (/var/log/messages) on the LANTIME, can also be forwarded to a remote server. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 54 Transport - Protocol Configuration: UDP - connectionless transmission TCP - connection oriented Port: Configuration of the network port which is to be used. As default, IANA has registered port 514 for syslog messages. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 55 Activate Authentication: Many mail servers require a valid authentication. (Checkbox) Please check mark the box to activate it. Username/ Password: Please enter a valid access for the e-mail server. Additional E-mail Recipients: Configuration of additional e-mail recipients. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 56 IP address or hostname of the SNMP trap receiver. Community: SNMP Read Community of the Trap Receiver. Version: SNMP version to use. Number of Retries: Specifies the value a lantimes retries to send a Trap. Timeout: Connection timeout value. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 57 9.1.3.4 VP100/NET Display Information The Meinberg VP100 / 20NET network display is used to display the time and date. This display has an integrated network card and a SNTP client. The time is taken from any NTP time server via the NTP protocol and thus the internal clock is adjusted.
  • Page 58 "User-defined notification" menu item. This script can be viewed and edited via the button "Notification Edit". Upon delivery this script contains a few comments: In the submenu "Notification Events", you can select the system events on which the script should be exe- cuted. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 59 SNMP trap receivers to report itself as "alive" and "active". The SNMP OID of the trap is: 1.3.6.1.4.1.5597.30.3.0.88 (mbgLtNgTrapHeartbeat). Activate Heartbeat: The heartbeat can be activated via this checkbox Heartbeat-Intervall (m): Heartbeat interval in minutes. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 60 1) Information; 2) Alarm; 3) Last change Automatic Event Repeat: An interval can be configured, with which notifications are sent again. Max. Number of Repetitions: The number of repetitions can be limited by this parameter. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 61 Removing an IMS module triggers a permanent error in the system. If modules are intentionally removed, the "Reset IMS Error" button at the bottom of the event table is available in the "Notifications" submenu. With this button all registered IMS errors can be reset. . LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 62 LANTIME has been changed Leap Second Announced Info event A leapsecond was announced SHS Time Limit OK Info event The set SHS time limit value has not been exceeded Table: All Notification Events Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 63 PTP network port PTP Link Up Clearing event Network connection detected on the PTP network port PTP State Changed Info or Warning The current PTP status has changed Table: All Notification Events LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 64 IMS module -> Miscellaneous Messages IMS OK Clearing event IMS module is error-free NTP Offsetlimit exceeded Warning or Critical Maximum NTP offset value has been exceeded -> Sync Monitor- Table: All Notification Events Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 65 9 LTOS7 Management and Monitoring Event Severity Levels (according to Description X.733) NTP Offsetlimit OK Info event Maximum NTP offset not ex- ceeded -> Sync Monitoring Table: All Notification Events LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 66 Web Timeout: The parameter Web Timeout defines how many minutes of inactivity can pass before a user is automatically logged out of the Web interface. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 67 Checkbox "Automatically activate firmware which was installed via USB interface" By activating this checkbox, a firmware version loaded via the USB menu on the LANTIME will be directly taken over as active firmware. Also see ??. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 68 Generate SSH Key: Generates a key pair, consisting of a public and private key, in configurable length. Show SSH Key: You can use this button to display the public SSH keys of a LANTIME. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 69 Otherwise the webserver cannot start automatically because it cannot decrypt the uploaded private key. Upload SSL Certificate: Allows to upload a certificate which was signed by a trusted Certificate Authority. This certificate must be in PEM file format. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 70 "—–BEGIN CERTIFICATE—–" and ends with "—–END CERTIFICATE—–". This example is an excerpt from a PEM file: ---BEGIN RSA PRIVATE KEY--- MIICXQIBAAKBgQC6FkGxyJ6+Bqxzfp3bNtEYyiRIAbQAIsHblYPG7aQk+8XbIXWB aiLbmu7N3TEdWVDgro8kMuQC/Ugkttx7TdJJbqJoVsF5 ---END RSA PRIVATE KEY--- ---BEGIN CERTIFICATE--- MIIEJTCCA46gAwIBAgIJANF4dlCI2saDMA0GCSqGSIb3DQEBBQUAMIG+MQswCQYD ekZ970dAaPca ---END CERTIFICATE--- Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 71 "Save as startup configuration now" the changes can also be applied persistently. Adding the intermediate certificates via the "/etc/https_ca.pem" has no influence on the automatic update process for later firmware updates. Thus new/restricted "cipher suites" are automatically adopted. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 72 The so called management information base (MIB) is a file which contains all objects that can be managed through SNMP. The Meinberg SNMP MIB Files can be downloaded on the "System" page Services and Functions Download SNMP MIB". The files named "MBG-SNM P-ROOT-MIB.mib" and "MBG-LANTIME-NG-MIB.mib"...
  • Page 73 RFC3411. If for example the string "hello" is configured as engineID, the generated hex engineID would be 800015dd0468656c6c6f • 15dd is the hexadecimal representation of the Meinberg enterprise ID 5597 • 04 is an indicator that the text format scheme is used to generate the engine ID •...
  • Page 74 The protocols used for Encryption are DES (Data Encryption Standard) and AES (Advanced Encryption Stan- dard). Privacy Passphrase: A passphrase which is used when encrypting packets. It must be at least 8 characters in length. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 75 "SHS Time Limit Warning" alarm. This alarm can be sent via e-mail or SNMP Trap, if it is config- ured correspondingly in the Notification settings. In LANTIME IMS systems with a built-in RSC, the parameter is configured in nanoseconds. For systems without an RSC in milliseconds. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 76 Here you can decide if the NTP service is to be terminated at the Critical "TimeLimitError". In this case, requesting NTP clients would no longer receive a response from the time server. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 77 Disable Stratum Changes By activating this operation mode, the server always presents itself (even if asynchronous) as a Stratum 1 server in the network. The "Stratum Level When Unsynchronized" setting will become ineffective. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 78 "free running" reference clock depends on the type of the integrated oscillator. The trust time should therefore be set dependent on the accuracy of the "free running" reference clock. Figure: relation between holdover time (x) and offset (y) by using of built-in Meinberg oscillators Date: 2nd July 2020...
  • Page 79 Clock Oscillator Type". Then you can define an offset, from which the NTP should lose its stratum or the trust time. A list of oscillators available for Meinberg reference clocks: https://www.meinbergglobal.com/english/specs/gpsopt.htm Local Trusted Keys In this field, you can enter the IDs of the symmetric keys which shall be used for the authentication. If you have more than one key, the IDs need to be entered with a space to separate them from one another.
  • Page 80 NTP starts with the minimum polling interval and changes step by step to the maximum of the polling interval. Use Iburst (not supported on devices which support the MRS feature): The iburst activation accelerates the initial synchronization with an external server. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 81 Per default this value is set to 0, which means that 4 packets are sent in a given polling interval. Set a value between 1 and 8, which corresponds to the actual number of packets. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 82 /etc/ntp.key # Path to the NTP Key File trustedkey 1 # The Key ID, which is used for the authentication broadcastclient # This client works as a broadcast client Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 83 NTP Symmetric Keys" on the NTP page. Additionally you must enter the ID into the field "Trustable Keys" under "NTP General Settings". The same key with the same ID must be configured on the NTP client. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 84 The same key with the same ID must be configured on the NTP client. The following is an excerpt from the NTP configuration of a client, which is configured as a multicast client with authentication: Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 85 # The Key ID, which is used for the authentication manycastclient 224.0.1.2 key 1 # The Client listens on the Multicast Address 224.0.1.2 and # uses the key with ID 1 for authentication LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 86 192.168.100.2 iburst minpoll 6 maxpoll 6 key 3 In this case, the key file of the client must contain the keys with the IDs 2 and 3, which must be identical to the keys of the server. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 87 These settings cause that the server no longer responds to NTP requests. In the submenu "Configure NTP Restrictions" you can configure a “white list” of client IP addresses or even entire subnets whose requests are allowed to be answered by the server. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 88 The GPS satellite system distributes the leap second announcement six months before the leap second event. Meinberg LANTIMEs with GPS receivers receive this announcement automatically via the GPS signal. In the log file of the LANTIME, the entry "Leap Second Announced"...
  • Page 89 If "Pass-through MRS Stratum" is active, the stratum of the external NTP server is considered. For example, if the external server is a Stratum 1 server, the MRS LANTIME would appear as Stratum 2 server in the network. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 90 Web interface after each configuration change. Each configuration change can then be saved as start configuration by confirming with "Save as startup config- uration now" button. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 91 Download SNMP MIB: Download the Meinberg SNMP MIB files. The archive file contains all Meinberg SNMP MIB files. To monitor a LANTIME time server with a V7 firmware via SNMP, only the MBG-SNMP-ROOT-MIB.mib and MBG- LANTIME-NG-MIB.mib files from the archive file are required.
  • Page 92 After editing, press the “Save file” button to preserve your changes, afterwards you are asked if your changes should be activated by reloading the configuration (this results in reloading several subsystems like NTPD, HTTPD etc.). Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 93 Administrator level accounts can only modify parameters via the WEB interface but does not have shell access. The access level "Info" can only review status and configuration options but is not allowed to modify any parameters or configuration files. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 94 *Additional Network Configuration, Additional NTP Configuration, User defined notifications User List This submenu gives you an overview of all configured LANTIME users. By clicking "Delete User" a single user can be deleted. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 95 In addition you need to assign a value of 100 (Super User), 200 (Admin User) or 300 (Info User) for this attribute for each RADIUS user, which should be able to login to the LANTIME. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 96 = tacacs_au { member = lantime_admin_user pap = cleartext „tacacs_au“ # User Password # LANTIME Info User user = tacacs_iu { member = lantime_info_user pap = cleartext „tacacs_iu“ # User Password Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 97 External Authentication Server List This table gives you a quick overview of the configured authentication servers. Each server can be removed by either a Super- or Admin-User by clicking the "Delete Server" button. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 98 Possible intervals: - Monthly - Quarterly - Half-Yearly - Yearly Disable password autocompletion in browser: After this feature is enabled, your browser will not autocomplete the credentials of a LANTIME. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 99 Displaying the file /var/log/lantime_messages. Show Device Options: Displaying additional system parameters. Show Routing Tables: Displaying the network routing table. Show Ifconfig Output: Displaying information for all network interfaces (output of the command "ifconfig -a") LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 100 OK: Update file is suitable for this system [x86]. ERROR: This update does not provide the following required features: cq7atom_support This example shows the attempt to install an update package that does not support the CPU’s Q7 proces- sor. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 101 In most support cases it is the first action to ask the user to download the diagnostic file, because it is very helpful to identify the current state of the LANTIME and to find possible errors. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 102 LANTIME. Remove unneeded Versions With this button all unused firmware versions can be deleted. Only the active firmware and the OSV (Original Shipped Version) remain on the system. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 103 This setting is then used for NTP as well. Edit Time Zone Table: The button "Edit Time Zone Table" can be used to add new timezone definitions. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 104 25.10.**** (Changeover to standard time will take place at the first Sunday starting from 25.10.) 11. Field: Sign (+ or -) Add or subtract offset from UTC 12. Field: UTC offset (hh:mm) 01:00 13. Field: Time of changeover 03:00 Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 105 Status Fan 1: Status display of the 1st fan. Status Fan 2: Status display of the 2nd fan. Current Temperature ( / F): Displaying the current temperature in degrees Celsius and Fahrenheit. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 106 This table lists all consumers of the system. The backplane, the CPU, the power supplies, the receivers and all other modules used. The sum of all consumers gives the value that is displayed as Current Power. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 107 The minimum and maximum measured value of the frequency deviation and offsets can be read in the up- per right corner. Available Log Files: You can select the available log data via the dropdown menu. The ntpd creates a new loopstats file for each day. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 108 The red line shows the time offset between the time of the built-in reference clock and the incoming PTP signal (in micro s). The blue line shows the path delay determined by the PTP module. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 109 When: Value in seconds. Indicates when the NTP peer was last queried. Poll: Period in seconds. Specifies the interval at which the NTP peer is queried. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 110 On the other hand, a steadily increasing mean time offset indicates that the system time drifts away from the reference time. The value is displayed in milliseconds. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 111 NTP control message reserved NTP Version Count: Number of packets received from the remote address Rport: "Source Port" of the last received packet Remote Address: IP Address of the requesting device LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 112 The NTP Debug submenu displays NTP debug information queried by the LANTIME using the NTP Query Tool (ntpq). The "ntpq" is executed with the following parameters: • "clockvar" • "associations" • "readvar" More information about the query tool can be found in the NTP documentation at http://doc.ntp.org/current-stable/ntpq.html Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 113 • The 3 additional lines provide information on whether the received NTP packet had mode 3, 4, or another. Modus 3, 4 oder einen anderen hatte. • Modus 3 Client • Modus 4 Server LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 114 However, also all configured MRS, FDM, PIO and ESI inputs (like PPS and Freq inputs) can be monitored if an ESI (Extension Signal Input) card is available. The Sync Monitor feature is now available on Meinberg IMS Systems with firmware version 7.00 or later and for PTP monitoring with integrated HPS-100 PTP card with a minimum 1024 client performance license.
  • Page 115 All configured nodes will be refreshed. A new measurement will be done and status in table of nodes will be updated. The refreshed value will be added to the list of measured values to calculate the median value. No measurement will be done on all HPS cards using PTP. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 116 Otherwise the node cannot be monitored via SyncMon). All assigned interfaces can be monitored at the same time or you can select a particular interface from a list if available. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 117 HPS card. Then that monitoring instance can monitor PTP nodes, supporting protocols PTP with TLV (proprietary for a Meinberg Sync Node), PTP with MGMT (defined in the IEEE 1588v2 standard) and NTP with software time stamping. The special protocol "PTP with TLV"...
  • Page 118 This monitoring instance can monitor 50/60Hz power line networks nodes with Frequency Deviation Monitor (FDM) card. From a drop down list you can select which particular signal you wish to monitor. Options available are: time deviation or frequency deviation. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 119 Disable Logging on external Server: The measured or logged data can be send via SYSLOG or RSYNC protocol to an external server. This can be disabled for each node (see System settings for external Server Configuration). LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 120 UTILIZATION for each data requesting from the external SyncMon. Be aware if you want to use HTTP access protocol then you have to activate HTTP network service on the internal and external Lantime. The same is with the HTTPS protocol. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 121 The Alias names for the external SyncMon nodes will be the original Alias-name plus "@IP-address". It is recommend to use a non used Group Id for all nodes of an external SyncMon. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 122 SNMP trap or to an external syslog server). With this option this can be enabled or disabled. With the option "Not Reachable Limit Trigger Counter" the Event will be triggered once after number of not reachable exceeded in a row. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 123 All sampled data for the particular node will be lost if you did not back-up the saved data prior its removal. By clicking the "Remove Existing Data" button all data for only this specific node will be erased. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 124 Search via HPS: If a HPS card in monitoring mode (supported by HPS card only with 1024 clients license and monitoring activated) is selected then the "PTP Domain" has to be set up. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 125 With select-boxes new nodes can be added automatically to the list of the monitored nodes. The parameters for Location, Group Index, Request Interval, Logging Interval, Offset Limit and Stratum Limit can be defined in the next step before adding the selected nodes. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 126 By positioning the cursor to one item in the bottom line then only that graph will be displayed and all other graphs will be shown in light color. When clicking to one item in the bottom line then this graph will be hided. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 127 Slave, Master or Passive mode. Along with the measured values obtained by reverse PTP, also reported value curve is available and MTIE filled curve if MIN and MAX value measurement is supported on the monitored node. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 128 When pressing the mouse button and moving the mouse left and right the graph will be moved left and right. By moving the mouse over the graph an info view will show all values of all graphs. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 129 With the "Edit" button all graphical parameters can be viewed and be configured. The Asymmetry Offset can be used to adjust the graph with a fix offset (to compensate a known asymmetry in a network or a running time of a cable length). LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 130 When choosing the graphic page the ’Back’ button will go back to the main table view and showing the table with all configured nodes. In case of sensors the table of sensors will be opened automatically. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 131 Error Messages coming from all monitored nodes. With "Clear Error Logs" all log entries will be removed. With "Error Log Statistics" an overview of logs of all nodes will be displayed. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 132 Events column. These events will be updated automatically every 10s. With the "Reset Events" button which can be found above the overview table you can reset the current counter for the events. These events are shown also in the SyncMap. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 133 First, you have to select a time frame for which the report will be generated. The report includes the current status data, monitor configuration, monitoring statistical values over the selected time frame and a graphical diagram which shows the offset trend. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 134 The logged measurement data of the selected nodes will be permanently deleted from the internal flash. Delete selected nodes: The selected nodes will be permanently deleted from the list of nodes. The logged measurements up to this point will be preserved. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 135 9.1.8.7 Meinberg Sync Map The Meinberg SyncMap is a graphical representation of monitored nodes in a network visualized as a polar diagram. The idea of the SyncMap is to give a quick overview of the synchronization status of all monitored devices in a complex network structure.
  • Page 136 Events “not reachable” and the outer circle slide [6,7] represent the Events "Offset Limit Exceeded". While sliding with the mouse over a node in the SyncMap without clicking a corresponding info window with the name and some statistical values will be shown: Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 137 This is a real measurement of our Test-Network for burn in tests in the Lantime production. The red signed nodes are DCF77 receivers with no compensation of the distance between a transmitter site and a receiver. Figure: An example of a Sync map with 250 nodes. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 138 The number of PNGs stored in RAM is set to 1000 in auto refresh mode if a Q7 CPU or a Syncfire is in use. Help Button: will show the online help page for a SyncMap feature. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 139 If Event counter > 0 then this slide is dark red. If Event counter = 0 the Standard Deviation is light red or light blue. Standard deviation measurement. If light red, it exceeds the 100 percent of current offset, otherwise is blue. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 140 The number of MRS References (CLK1-GPS-0, CLK1-NTP-1, CLK1-PTP-2 ...) depends on the activated Source Priorities for each reference clock – this can be configured on the "MRS-Settings" tab in the "Clock" page for each clock. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 141 DCF77 AM, WWVB, MSF, JJY GNSS receiver Local_Diff-CLK1-CLK2 RSC-Auto-Manual-Mode For each refclock: - Refclock-State - MRS-SubState - Refclock-Usage - Refclock-DCF-Field - Refclock-DCF-Correlation - Refclock-Sat-in-view - Refclock-good-Sat - OSC-DAC LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 142 The LANTIME automatically counts all incoming network packets on UDP port 123 of all available network interfaces. This statistic is displayed graphically in the table "System Monitoring" under Local_NTP_Counter. The red line shows a value of the received NTP packets within a selected time period. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 143 Global Error Log gives the option to track all error events. Error Log Statistics: categorization of error logs for each specific node. Clear Error Logs: deletes the list of logged errors. Figure: Error Log Statistics. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 144 SYSLOG protocol to up to 3 external database servers. In this case every node measurement processed in a log-interval will be sent to a specified server. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 145 The Meinberg Standard Format corresponds to the SyncMon data format stored in a file system on a LANTIME. This will be later used for the SyncMon Manager. The SyncMon Manager is currently in development and will be able to visualize the data stored on an external server and generate reports.
  • Page 146 If not, create an identity with ’ssh-keygen -t rsa’. Save this identity for permanent use with: ’saveconfig @’. Copy the identity of the LANTIME to the external RSYNC server with: ’ssh-copy-id ip-adresse-of-RSYNC-server’. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 147 (e.g. USB stick). The data will be stored separately for each day and each monitored node. /data /stats /syncmon /alias-name1 /ntp_mon_stats.20190501 /ntp_mon_stats.20190502 /ntp_mon_stats.20190503 /alias-name2 /ntp_mon_stats.20190501 /ntp_mon_stats.20190502 /ntp_mon_stats.20190503 Figure: Example for default path structure of history of days data files on the flash card. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 148 58043 21705 2017-10-17T06:01:45+00:00 -0.000000129 -0.000000053 0.000007667 9 Example for PTP data files supporting Mtie feature: # Day Sec Modified_Julian_day_time Raw_offset Median_offs Path_delay St Min Max 58043 21705 2017-10-17T06:01:45+00:00 -0.00000129 -0.000000053 0.000007667 9 M -0.01 0.01 Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 149 The configuration file can be edited with a text editor directly in the command line (CLI) of the system or can be replaced by an external prepared file. Further information can be found in the LANTIME CLI reference. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 150 The LANTIME documents can be downloaded from here in order to read / print them on your workstation. The Support Information chapter gives you all necessary information how to contact the technical support. Apart from that it provides a link to the firmwareportal of Meinberg. Date: 2nd July 2020...
  • Page 151 Meinberg Sync Academy - MSA. The Meinberg Sync Academy offers and develops tutorials in the field of time- and frequency synchronization, such as NTP, PTP IEEE-1588 and many more. This Part of the LANTIME "Docs & Support" Tab provides basic information about the Sync Academy followed by some links to helpful informations on https://www.meinberg.academy/...
  • Page 152 OID. A trap can be configured so that when the status of the device changes a message is immediately sent from the Agent to the Manager. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 153 9 LTOS7 Management and Monitoring 9.2.2 MIB Objects of a LANTIME An LTOS operating systems running on Meinberg LANTIME servers supports all SNMP versions (v1,v2c and v3) with a full functionality. The LANTIME propriatery OIDs are structured into subtrees, which define a par- ticular system component or a mode of operation.
  • Page 154 The NTP service is in normal operation. The LANTIME is now working properly. It is recommended to check NTP status regularly, but not more than every 64 s. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 155 The queried port is down, check the link LED. If faulty, replace the network card. up: The port of interest is in normal operation. It is recommended to check this OID every 60 s. LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 156 The port has successfully subscribed to a master and receives all expected messages. It also successfully measured the path delay using delay request messages. It is recommended to monitor the PtpPortState OID every 3 s Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 157 Cleared By: mbgLtNgTrapAntennaReconnect SNMP Trap Name: mbgLtNgTrapAntennaReconnect OID: .1.3.6.1.4.1.5597.30.3.0.7 Severity: Clearing event Short explanation: trap to be sent when antenna has been reconnected Reference to other chapters: no further information Cleared By: LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 158 SNMP Trap Name: mbgLtNgTrapReceiverSync OID: .1.3.6.1.4.1.5597.30.3.0.14 Severity: Clearing event Short explanation: trap to be sent when receiver is synchronised Reference to other chapters: Antenna and Receiver Information Reference Time Sources Cleared By: Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 159 OID: .1.3.6.1.4.1.5597.30.3.0.31 Severity: Critical Short explanation: trap to be sent when a reference signal has been lost Reference to other chapters: Troubleshooting and Alarming Ref. Clock XMR Reference Disconnected Cleared By: mbgLtNgTrapXmrRefReconnect LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 160 Cleared By: mbgLtNgTrapPtpPortConnected SNMP Trap Name: mbgLtNgTrapPtpPortConnected OID: .1.3.6.1.4.1.5597.30.3.0.38 Severity: Clearing event Short explanation: trap to be sent when PTP network port got connected Reference to other chapters: no further Information Cleared By: Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 161 .1.3.6.1.4.1.5597.30.3.0.47 Severity: Info or warning Short explanation: trap to be sent when HTTPS certificate expires or will expire Reference to other chapters: LTOS 6 Managm./Mon. Web GUI Security HTTPS Certificate Cleared By: LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 162 Severity: Clearing event Short explanation: trap to be sent when cluster mode is active and a cluster member is no longer a falseticker Reference to other chapters: no further information Cleared By: Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 163 Cleared By: mbgLtNgTrapNTPOffsetLimitExceeded SNMP Trap Name: mbgLtNgTrapXheRubError OID: .1.3.6.1.4.1.5597.30.3.0.61 Severity: Info Short explanation: trap to be sent when external rubidium announces OK Reference to other chapters: no further information Cleared By: LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 164 OID: .1.3.6.1.4.1.5597.30.3.0.68 Severity: Clearing Event Short explanation: trap to be sent when a XMR source’s time deviation returns to its configured bounds Reference to other chapters: no further information Cleared By: Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 165 Cleared By: SNMP Trap Name: mbgLtNgTrapTestNotification OID: .1.3.6.1.4.1.5597.30.3.0.99 Severity: Info Short explanation: trap to be sent when a test notification has been requested Reference to other chapters: no further information Cleared By: LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 166 MRS settings) and corresponding signals are available ( Clock MRS status). • Contact your Meinberg TechSupport and provide a LANTIME diagnostic file, if you need further assistance at solving the problem. NTP Stopped / • Info: After every configuration change relevant...
  • Page 167 10 Troubleshooting and Alarming 10.2 Ref. Clock Messages Error and System message / Explanation Troubleshooting / Additional information • Contact your Meinberg TechSupport and provide CLK Not Responding / The LANTIME can no longer communicate with its a LANTIME diagnostic file.
  • Page 168 LANTIME is correct, reconnect the antenna cable and • check the voltage at the other end of the antenna cable. • Contact your Meinberg TechSupport and provide a LANTIME diagnostic file, if you need further assistance at solving the problem. Longwave receiver (DCF77-PZF/WWVB/MSF/JJY): Either the antenna or any other input signal has not •...
  • Page 169 4 and the LANTIME can not complete the position determination, then refer to the trou- bleshooting case for "CLK Not Sync". • Contact your Meinberg TechSupport and provide a LANTIME diagnostic file, if you need further assistance at solving the problem.
  • Page 170 If one of the two clocks is not synchronized, please refer to the troubleshooting case for "CLK Not Sync". • Contact your Meinberg TechSupport and provide a LANTIME diagnostic file, if you need further assistance at solving the problem.
  • Page 171 10 Troubleshooting and Alarming XMR Reference Disconnected / • Contact your Meinberg TechSupport and provide LANTIME generates this message if the configured a LANTIME diagnostic file, if you need further MRS time source is no longer available. assistance at solving the problem.
  • Page 172 • Does a power cycle solve this problem? • If the LANTIME is still accessible via HTTP / HTTPS, please download a diagnostic file via the web interface and send it to the Meinberg TechSupport. If no connection to the LANTIME is possible, contact the Meinberg TechSupport with the serial number of your LANTIME.
  • Page 173 Low System Resource / Troubleshooting / Additional information LANTIME generates this warning: directory "/var" < 1MB free • Contact your Meinberg TechSupport and provide directory "/var" > 90% usage a LANTIME diagnostic file, if you need further RAM Mem free < 6MB assistance for solving the problem.
  • Page 174 11 Attachment: Technical Information Made in Germany http://www.meinberg.de E-mail: info@meinberg.de ENGLISH DEUTSCH Power supply connector Spannungsversorgung Refclock Input, DSUB-9 conncetor Refclock Eingang, DSUB-9 Anschluss PPS Input, BNC female PPS Eingang, BNC Buchse Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 175 NTP server. The board can be integrated into various GNSS, DCF77, WWVB, MSF or IRIG systems from Meinberg to expand them to a NTP Stratum 1 server. The system allows various management and con- figuration methods which can be activated/deacti-...
  • Page 176 - 10 Mbit/Half Duplex 10/100/1000 - 100 Mbit/Half-Duplex - 1000 Mbit/Half-Duplex (Gigabit Support) - 10MBit/Full-Duplex - 100 Mbit/Full-Duplex - 1000 Mbit/Full-Duplex (Gigabit Support) Configuration can be done via display menu or web interface. Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 177 - All connectors must be protected against touching live parts with a suitable plug housing! - Note: Always ensure safe wiring! - Important: The device must be connected to a proper grounding (PE). LANTIME CPU Expansion Shelf Date: 2nd July 2020...
  • Page 178 Assignment: Pin 1: PPS (optional) Refclock In Pin 2: Pin 5: 11.5 PPS In Cable: shielded coaxial line pulse length: >= 5 s, active high Connector: BNC female PPS In Date: 2nd July 2020 LANTIME CPU Expansion Shelf...
  • Page 179 Any transportation expenses for return- ing this product (at its end of life) have to be incurred by the end user, whereas Meinberg will bear the costs for the waste disposal itself. LANTIME CPU Expansion Shelf...
  • Page 180 13 Declaration of Conformity Declaration of Conformity Doc ID: LCES/NTP/LNE/RPS/BGT-2020-05-12 Hersteller Meinberg Funkuhren GmbH & Co. KG Manufacturer Lange Wand 9, D-31812 Bad Pyrmont erklärt in alleiniger Verantwortung, dass das Produkt, declares under its sole responsibility, that the product Produktbezeichnung...

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