Time
78
3.2
PTP (IEEE 1588)
RM Web
Release
6.0
07/2010
3.2.2 PTP Version 1 (MS20/MS30, PowerMICE,
MACH 104, MACH 1040)
You select the PTP version you will use in the Time:PTP:Global dialog.
PTP Version 1, Global Settings
Parameter Meaning Possible Values Default Setting
Sync Interval Period for sending synchronization
messages.
Entered in seconds.
- sec-1
- sec-2
- sec-8
- sec-16
- sec-64
sec-2
Subdomain
name
Name of the PTP subdomain to
which the local clock belongs.
1 to 16 ASCII
characters, hex value
0x21 (!) through 0x7e
(~)
_DFLT
Preferred
Master
Defines the local clock as the
preferred master. If PTP does not
find another preferred master, then
the local clock is used as the
grandmaster clock. If PTP finds
other preferred masters, then PTP
determines which of the preferred
masters is used as the grandmaster
clock.
true
false
false
Table 18: Function IEEE 1588/PTPv1
Parameter Meaning Possible Values Default Setting
Offset to Master
[ns]
Deviation of the local clock from the
reference clock in nanoseconds.
Runtime to
Master [ns]
Single signal runtime between the
local device and reference clock in
nanoseconds.
Grandmaster
UUID
MAC address of the grandmaster
clock (Unique Universal Identifier).
Parent UUID MAC address of the master clock
with which the local time is directly
synchronized.
Clock Stratum Qualification of the local clock.
Clock identifier Clock properties (e.g accuracy,
epoch, etc.).
Table 19: Status IEEE 1588/PTPv1