Meinberg Lantime V4 Gps Ntp Timeserver Network Time Server Ipv6 Sntp Snmp G'teed

US $522.00

  • Fairfax, Virginia, United States
  • Jun 9th
Meinberg LANTIME V4 GPS NTP Timeserver Network Time Server Used, Excellent Condition Photos show the actual item for sale   Got a Question?    << Click for an instant answer on Pricing, Payments, Shipping, Warranty, Returns etc. Overview Here's a lightly used, tested LANTIME NTP server ready for re-installation.  The unit has been connected to a matching Meinberg antenna [not included] and found to achieve sync to the GPS system with no alarms.   The unit has been set back to the factory defaults so it will initially obtain an IP address by DHCP and you can then log in with the usual factory default password of "timeserver". The web interface will allow you to configure the other parameters via the HTTP browser interface.  The front panel offers the ability to set the IP address etc via push buttons if you prefer, and there's a factory reset option also in case you want to start over.  The screenshots shown in the listing are from the actual item for sale, as are the photos.  Note that no antena is included and you will need to pair the receiver with a Meinberg antenna/downconverter assembly as a generic GPS antenna will not work.  Attempting to change the firmware in the unit will void any seller warranty or right of return. Description The Meinberg LANTIME/GPS time server is used around the world to provide accurate time to networks of any size. It synchronizes all systems either NTP- or SNTP-compatible and uses a built-in Meinberg GPS radio clock as its reference time source. A highly stable and precise oscillator is capable of bridging interferences or a temporary loss of reception.  A large display shows the state of the internal GPS receiver and the NTP subsystem. The configuration of the system can be done by using a standard web browser to access the extensive but straightforward html interface. Alternatively a text based and menu driven setup utility can be started from the shell prompt after logging into the unit via Telnet or SSH. The security-related features of LANTIME time servers satisfy highest demands. The time synchronization data can be reliably signed and secured by symmetric keys (MD5) and the NTP autokey procedures. This protects the clients against manipulated time and man-in-the-middle attacks and allows them to verify that the NTP packets they received were send by the LANTIME. Additionally the whole LANTIME configuration can be done by using encrypted channels (e.g. SSH, HTTPS or SNMPv3). Every unused/unneeded protocol can be disabled in order to reduce possible points of attack. In order to support network management systems the LANTIME time servers offer an extensive SNMP interface, which can be accessed by SNMP V1, V2.c and V3. It allows the monitoring of all relevant system parameters (including operating system parameters, network interface statistics, detailed GPS and NTP status information as well as the complete system configuration) and can be used to alter the LANTIME configuration via SNMP set commands, too. LANTIME time servers are designed to be deployed in IPv6 networks, the NTP time synchronization as well as the configuration interfaces (Web-based, SSH and SNMP) comes with IPv6 support. You can assign several IPv6 addresses and the system supports automatic configuration by IPv6 autoconf. Because of its modular system architecture it is possible to equip a LANTIME time server with up to three additional ethernet ports and a number of different reference time sources. Optionally several additional frequency-, serial string- and pulse outputs are available and by combining two (even different) time sources and redundant power supplies, high-availability systems are no problem. Besides that a collection of oscillators, from the reliable temperature controlled base model (TCXO), the three excellent oven controlled variants (OCXO-LQ, -MQ and -HQ) to the high-end rubidium based top model, offers a wide selection of holdover characteristics (e.g. when the GPS signal is disturbed or jammed). Specifications Features IRIG Keine IRIG Features Type of receiver 6 channel GPS C/A-code receiver Type of antenna Remote powered GPS antenna/converter unit [not included], up to 300m distance to antenna with RG58 and up to 700m distance with RG213 cable Display LC-display, 2 x 40 characters, with backlight Control elements Four front buttons (MENU, CLR/ACK, NEXT, INC) to set up basic network parameters and to change receiver settings Status info Fail-LED shows that the internal timing has not been synchronized or that a system error occurred Lock-LED shows that the calculation of the position has been achieved after reset Network Interface 10/100 MBit with RJ-45 Optionally up to 3 independant ethernet ports Universal Serial Bus (USB) Ports 1x USB Port in front panel: - install firmware upgrades - backup and restore configuration files - copy security keys - lock/unlock front keys Single-Board-Computer i386 compatible 266Mhz CPU, 64 MB RAM, CF-Card drive Operating System of the SBC Linux with nano kernel (incl. PPSkit) Network protocols OSI Layer 4 (transport layer) TCP, UDP Network protocols OSI Layer 7 (application layer) TELNET, FTP, SSH (incl. SFTP, SCP), HTTP, HTTPS, SYSLOG, SNMP Internet Protocol (IP) IP v4, IP v6 Network Autoconfiguration Support IPv4: Dynamic Host Configuration Protocol - DHCP (RFC 2131) IPv6: Autoconfiguration Networking - AUTOCONF Network Time Protocol (NTP) NTP v2 (RFC 1119), NTP v3 (RFC 1305), NTP v4 (RFC 5905) SNTP v3 (RFC 1769), SNTP v4 (RFC 2030) MD5 Authentication and Autokey Key Management Time Protocol (TIME) Time Protocol (RFC 868) Daytime Protocol (DAYTIME) Daytime Protocol (RFC 867) Hypertext Transfer Protocol (HTTP) HTTP/HTTPS (RC 2616) Secure Shell (SSH) SSH v1.3, SSH v1.5, SSH v2 (OpenSSH) Telnet Telnet (RFC 854-RFC 861) Simple Network Management Protocol (SNMP) SNMPv1 (RFC 1157), SNMPv2c (RFC 1901-1908), SNMP v3 (RFC 3411-3418) Form Factor 19'' aluminium case (1U) Schroff Multipac Ambient temperature 0 ... 50°C / 32 ... 122°F Humidity Max. 85% Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.
Used, in good condition and fully working. The photos show the actual item for sale. No unpictured cables, accessories or documents are included.
Brand Meinberg
MPN LANTIME/GPS
Model LANTIME V4
Country/Region of Manufacture Germany

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