Symmetricom Time Server, Руководство пользователя

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D-118
TimeVault™ User’s Manual 6000-100AppD.fm Rev. D
Appendix D: SNMP – Simple Network Management Protocol Symmetricom SNMP Enterprise MIB
Note, for TrueTime time servers only GPS, ACTS and IRIG are presently
used. Further, a primary time server’s outgoing NTP packet will have
its reference identifier field set to ntpSysRefClockIdent.”
::= { ntp 14 }
ntpControlInput OBJECT-TYPE
SYNTAX DisplayString (SIZE (0..255))
MAX-ACCESS read-write
STATUS current
DESCRIPTION
“This variable emulates TrueTime’s serial function command strings.
The same commands issued to the serial port can be sent to this
string. Use this variable for SNMP sets of functions strings.
Note, setting this variable clears ntpControlOutput to the null string.
See ntpControlOutput below.”
::= { ntsControl 1 }
ntpControlOutput OBJECT-TYPE
SYNTAX DisplayString (SIZE (0..255))
MAX-ACCESS read-only
STATUS current
DESCRIPTION
“This variable emulates TrueTime’s serial function command strings.
The same commands issued to the serial port can be sent to this string.
This variable holds the output result string from the last setting of
the above ntpControlInput variable. Use this variable for SNMP gets
of function strings. See ntpControlInput above.”
::= { ntsControl 2 }
gpsGroupValid OBJECT-TYPE
SYNTAX INTEGER
{
gpsGroupIsInvalid (0),
gpsGroupIsValid (1)
}
MAX-ACCESS read-only
STATUS current
DESCRIPTION
“A test flag indicating if data contained in this SNMP GPS group is
valid or not. This flag equals 1 when GPS is used as the time
synchronization source and 0 for all other sources.”
::= { gps 1 }
gpsNumTrackSats OBJECT-TYPE
SYNTAX INTEGER (0..8)
MAX-ACCESS read-only
STATUS current
DESCRIPTION “The number of GPS satellites tracked.”
::= { gps 2 }