Page is loading ...
MANUAL
LANTIME M900/GPS
Modular Network Time Server
IEEE 1588 (PTPv2 Option)
Table of Contents
1 Impressum 1
2 Quick Start 2
3 Network Timeserver with GPS synchronized time base 3
4 The Modular System LANTIME 4
5 Network Time Protocol (NTP) 7
6 Precision Time Protocol (PTP) / IEEE1588 9
7 GPS satellite controlled clock 18
8 Mounting the GPS Antenna 20
9 Booting the GPS170 receiver 23
10 Booting the Single Board Computer 24
11 Configuration User Interface 25
1 Impressum
2 Quick Start
Starting up
please wait ...
..........
NORMAL OPERATION
NTP: Offs. 2ms
Thu, 01.01.2008
UTC 12:00:00
↓, →, ↓
SV CONSTELLATION
SV in view: 10
Good Svs : 9
Sel:01 21 16 22
Global Cfg.
->Interfaces <-
Services
>IPv4 Parameter<
IPv6 Parameter
Link Mode
> ETH0 Address <
ETH0 Netmask
Def. Gateway
Set ETH0 Address
IPv4 ETH0
DHCP: enabled
172.000.000.000
OK OK
3 Network Timeserver with GPS synchronized
time base
4 The Modular System LANTIME
Front Panel
1 Power Supply and LED
2 Network connector ETH0
3 USB connector for USB Stick
4 Terminal connector:
serial interface Vt100, 38400Baud,8N1,
Nullmodem to PC
5 Status LED Reference time: green: synchronized red: error
6 Status LED NTP time service: green: synchronized red: error
7 Status LED Network connection: green: Link red: error
8 Status LED Alarm: red: error
9 GPS Receiver with Fail und Lock LED
10 LC - Display 4 x 16 Characters
11 F1 button: show help and additional informations
12 OK button: save changes or enter submenu
13 4 arrow buttons:
select next, menu and change value of parameters
14 ESC button: cancel menu and one level up
15 F2 button: overview of network parameters
POWER
V1
T
E
R
M
USB
LANTIME M900
Ref
Time
Time
Service
Network
Alarm
OK
ESC
F1
F2
ETH 0
5
9
1
6
NORMAL OPERATION
UTC 12: 00 : 00
Wed , dd.mm.yyyy
NTP: Offs. 0us
1 2 3 4 5 6 7 8 9
10
11
12
13
14
15
Rear Panel Connectors
1 Mounting wholes for 19” cabinet
2 Power supply
3 RS232 output, timecode
4 Error Relais output
5 Serial interface: COM0, COM1
6 10MHz, PPS, TC DCLS, TC AM
Reference input:
7 GPS antenna BNC
Antenna
+
-
95 - 240V
117 - 272V
Made in Germany
http://www.meinberg.de E-mail: [email protected]
TC_mod.
TC DCLS
PPS
10MHz
COM1
Pulse Out.
COM 0
Time Sync
Error
comm off on
1
6
5
9
1
6
5
9
1
6
5
9
7 6 5 4 3 2 1
4.1 Supported Network Services
4.2 Additional Features
•
•
•
•
•
•
4.3 User Interface
•
•
•
•
•
•
•
•
4.4 Input and Output Options
•
•
•
•
•
4.5 Why to use a Network Time Server?
•
•
•
•
•
5 Network Time Protocol (NTP)
5.1 NTP Target
5.2 NTP-Client Installation
6 Precision Time Protocol (PTP) / IEEE1588
6.1 General Information
10/100MBit
LAN
Network Interface Card
PTP Time Stamp Unit
Single Board Computer
PTP Protocol Stack
Reference Time Source
GPS Receiver
PTP Master System only
USB
PPS10MHz
6.2 Functionality in Master Systems
10/100MBit
LAN
10 Mhz from GPS
RJ45 with
magnetics
and LEDs
PHYceiver
MAC
controller
USB hub
FPGA
microcontroller
with integrated
progr. memory
10M/activity
100M/activity
Rx/Tx
MII interface
USB
USB 1.1
to computer
module
Time Stamp Unit PTP Master
FPGA
configuration
memory
PPS from GPS
control
adr/data
control
data
USB
6.3 Functionality in Slave Systems
10/100MBit
LAN
10 MHz
PPS
programmable
outputs
modulated
time code
RJ45 with
magnetics
and LEDs
PHYceiver
MAC
controller
USB hub
status LEDs
driver
circuits
FPGA
filter and
driver circuit
oscillator
DAC
microcontroller
with integrated
progr. memory
FPGA
configuration
memory
10M/activity
100M/activity
Rx/Tx
MII interface
USB
USB
data control
control
control
voltage
PWM time code
clock
adr/data
control
USB 1.1
to computer
module
clock
status
Time Stamp Unit PTP Slave
6.4 PTPv2 IEEE 1588-2008 Configuration Guide
6.4.1 General Options
6.4.2 Network Layer 2 or Layer 3
6.4.3 Multicast or Unicast
6.4.4 Two-Step or One-Step
6.4.5 End-To-End (E2E) or Peer-To-Peer (P2P) Delay Measurements
6.4.6 Mode Recommendations
6.4.7 Message Rate Settings
6.4.8 ANNOUNCE Messages
/
