--
-- NTP MIB, Revision 0.2, 7/25/97
--
NTP-MIB DEFINITIONS ::= BEGIN
IMPORTS
Integer32, IpAddress, MODULE-IDENTITY, OBJECT-TYPE, Unsigned32, enterprises
FROM SNMPv2-SMI
TEXTUAL-CONVENTION, TruthValue
FROM SNMPv2-TC;
ntpMIB MODULE-IDENTITY
LAST-UPDATED "199707251530Z"
ORGANIZATION
"University of Delaware"
CONTACT-INFO
"Adarsh Sethi
Department of Computer & Information Sciences
University of Delaware
Newark, DE 19716
Tel: +1 302 831 1945
E-mail: sethi@cis.udel.edu
David Mills
Department of Electrical Engineering
University of Delaware
Newark, DE 19716
Tel: +1 302 831 ????
E-mail: mills@ee.udel.edu"
DESCRIPTION
"This MIB module defines a MIB which provides mechanisms to
monitor and control an NTP server."
::= { udel 3 }
--
-- Position within the OID hierarchy of this MIB:
--
udel OBJECT IDENTIFIER
::= { enterprises 1277 }
--
-- The various groups defined within this MIB definition:
--
ntpSystem OBJECT IDENTIFIER
::= { ntpMIB 1 }
ntpPeers OBJECT IDENTIFIER
::= { ntpMIB 2 }
ntpFilter OBJECT IDENTIFIER
::= { ntpMIB 3 }
--
-- Textual conventions:
--
NTPTimeStamp ::= TEXTUAL-CONVENTION
DISPLAY-HINT "4x.4x"
STATUS current
DESCRIPTION
""
SYNTAX OCTET STRING (SIZE(8))
NTPLeapIndicator ::= TEXTUAL-CONVENTION
STATUS current
DESCRIPTION
""
SYNTAX INTEGER {
noWarning(0),
addSecond(1),
subtractSecond(2),
alarm(3) }
--
-- System Group
--
ntpSysLeap OBJECT-TYPE
SYNTAX NTPLeapIndicator
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" two-bit code warning of an impending leap
second to be inserted in the NTP timescale."
::= { ntpSystem 1 }
ntpSysStratum OBJECT-TYPE
SYNTAX Integer32 (0..255)
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" indicating the stratum of the local clock.
0, unspecified
1, primary reference (e.g.,, calibrated atomic clock,
radio clock)
2-255, secondary reference (via NTP)"
::= { ntpSystem 2 }
ntpSysPrecision OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"signed integer indicating the precision
of the various clocks, in seconds to the nearest power
of two."
::= { ntpSystem 3 }
ntpSysRootDelay OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the total roundtrip delay to the primary
reference source at the root of the synchronization
subnet, in seconds"
::= { ntpSystem 4 }
ntpSysRootDispersion OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the maximum error relative to the primary
reference source at the root of the synchronization
subnet, in seconds. Only positive values greater
than zero are possible"
::= { ntpSystem 5 }
ntpSysRefId OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the particular reference clock. In the case of
stratum 0 (unspecified) or stratum 1 (primary reference
source), this is a four-octet, left-justified,zero-padded
ASCII string.In the case of stratum 2 and greater (secondary
reference) this is the four-octet Internet address of the
peer selected for synchronization."
::= { ntpSystem 6 }
ntpSysRefTime OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the local time when the local clock was last
updated. If the local clock has neverbeen synchronized,
the value is zero."
::= { ntpSystem 7 }
ntpSysPoll OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the minimum interval between transmitted
messages, in seconds as a power of two. For instance,
a value of six indicates a minimum interval of 64 seconds."
::= { ntpSystem 8 }
ntpSysPeer OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the current synchronization source. Usually
this will be a pointer to a structure containing the peer
variables. The special value NULL indicates there is no
currently valid synchronization source."
::= { ntpSystem 9 }
ntpSysPhase OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpSystem 10 }
ntpSysFreq OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpSystem 11 }
ntpSysError OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpSystem 12 }
ntpSysClock OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the current local time. Local time is derived
from the hardware clock of the particular machine and
increments at intervals depending on the design used."
::= { ntpSystem 13 }
ntpSysSystem OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the type of the local Operating System" ::= { ntpSystem 14 }
ntpSysProcessor OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the type of the local Processor" ::= { ntpSystem 15 }
--
-- Peers Group
--
--
-- Peer Variables Table
--
ntpPeersVarTable OBJECT-TYPE
SYNTAX SEQUENCE OF NtpPeersVarEntry
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
::= { ntpPeers 1 }
ntpPeersVarEntry OBJECT-TYPE
SYNTAX NtpPeersVarEntry
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
INDEX { ntpPeersAssocId }
::= { ntpPeersVarTable 1 }
NtpPeersVarEntry ::= SEQUENCE {
ntpPeersAssocId Unsigned32,
ntpPeersConfigured TruthValue,
ntpPeersPeerAddress IpAddress,
ntpPeersPeerPort Unsigned32,
ntpPeersHostAddress IpAddress,
ntpPeersHostPort Unsigned32,
ntpPeersLeap NTPLeapIndicator,
ntpPeersMode INTEGER,
ntpPeersStratum Integer32,
ntpPeersPeerPoll Integer32,
ntpPeersHostPoll Integer32,
ntpPeersPrecision Integer32,
ntpPeersRootDelay OCTET STRING,
ntpPeersRootDispersion OCTET STRING,
ntpPeersRefId OCTET STRING,
ntpPeersRefTime NTPTimeStamp,
ntpPeersOrgTime NTPTimeStamp,
ntpPeersReceiveTime NTPTimeStamp,
ntpPeersTransmitTime NTPTimeStamp,
ntpPeersUpdateTime NTPTimeStamp,
ntpPeersReach Unsigned32,
ntpPeersTimer Integer32,
ntpPeersOffset OCTET STRING,
ntpPeersDelay OCTET STRING,
ntpPeersDispersion OCTET STRING
}
ntpPeersAssocId OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
::= { ntpPeersVarEntry 1 }
ntpPeersConfigured OBJECT-TYPE
SYNTAX TruthValue
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" This is a bit indicating that the association
was created from configuration information and should not
be demobilized if the peer becomes unreachable."
::= { ntpPeersVarEntry 2 }
ntpPeersPeerAddress OBJECT-TYPE
SYNTAX IpAddress
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the Internet address of the peer" ::= { ntpPeersVarEntry 3 }
ntpPeersPeerPort OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" 16-bit port number of the peer." ::= { ntpPeersVarEntry 4 }
ntpPeersHostAddress OBJECT-TYPE
SYNTAX IpAddress
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the Internet address of the host" ::= { ntpPeersVarEntry 5 }
ntpPeersHostPort OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" 16-bit port number of the host" ::= { ntpPeersVarEntry 6 }
ntpPeersLeap OBJECT-TYPE
SYNTAX NTPLeapIndicator
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" two-bit code warning of an impending leap
second to be inserted in the NTP timescale."
::= { ntpPeersVarEntry 7 }
ntpPeersMode OBJECT-TYPE
SYNTAX INTEGER {
unspecified(0),
symmetricActive(1),
symmetricPassive(2),
client(3),
server(4),
broadcast(5),
reservedControl(6),
reservedPrivate(7)
}
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the association mode,with values coded as
follows:
0, unspecified
1, symmetric active
2, symmetric passive
3, client
4, server
5, broadcast
6, reserved for NTP control messages
7, reserved for private use
"
::= { ntpPeersVarEntry 8 }
ntpPeersStratum OBJECT-TYPE
SYNTAX Integer32 (0..255)
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" indicating the stratum of the peer clock.
0, unspecified
1, primary reference (e.g.,, calibrated atomic clock,
radio clock)
2-255, secondary reference (via NTP)"
::= { ntpPeersVarEntry 9 }
ntpPeersPeerPoll OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"poll interval of the peer"
::= { ntpPeersVarEntry 10 }
ntpPeersHostPoll OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"poll interval of the host"
::= { ntpPeersVarEntry 11 }
ntpPeersPrecision OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the same as the systemPrecision except this is
for the peer"
::= { ntpPeersVarEntry 12 }
ntpPeersRootDelay OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the same as the systemRootDealy except this is for
the peer"
::= { ntpPeersVarEntry 13 }
ntpPeersRootDispersion OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the same as the systemDispersion except this is for
the peer"
::= { ntpPeersVarEntry 14 }
ntpPeersRefId OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the same as the systemRefid except this is for
the peer"
::= { ntpPeersVarEntry 15 }
ntpPeersRefTime OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the same as the systemRefTime except this is for
the peer"
::= { ntpPeersVarEntry 16 }
ntpPeersOrgTime OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" the local time at the peer when its latest
NTP message was sent. If the peer becomes unreachable the
value is set to zero."
::= { ntpPeersVarEntry 17 }
ntpPeersReceiveTime OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the local time when the latest NTP message
from the peer arrived. If the peer becomes unreachable the
value is set to zero."
::= { ntpPeersVarEntry 18 }
ntpPeersTransmitTime OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the local time at which the NTP message
departed the sender."
::= { ntpPeersVarEntry 19 }
ntpPeersUpdateTime OBJECT-TYPE
SYNTAX NTPTimeStamp
MAX-ACCESS read-only
STATUS current
DESCRIPTION
" "
::= { ntpPeersVarEntry 20 }
ntpPeersReach OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"a shift register of NTP.WINDOW bits used to determine
the reachability status of the peer, with bits entering
from the least significant (rightmost) end. A peer is
considered reachable if at least one bit in this register is
set to one."
::= { ntpPeersVarEntry 21 }
ntpPeersTimer OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpPeersVarEntry 22 }
ntpPeersOffset OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpPeersVarEntry 23 }
ntpPeersDelay OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpPeersVarEntry 24 }
ntpPeersDispersion OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
""
::= { ntpPeersVarEntry 25 }
--
-- Filter Group
--
-- Implementation of this group is optional. It must be implemented
-- when the filter and selection algorithms described in Section 4
-- of RFC 1305 are used.
--
--
-- Filter Group Peer Variables Table
--
ntpFilterPeersVarTable OBJECT-TYPE
SYNTAX SEQUENCE OF NtpFilterPeersVarEntry
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
"This table is an extension of the Peer Variables Table
in the Peer Group."
::= { ntpFilter 1 }
ntpFilterPeersVarEntry OBJECT-TYPE
SYNTAX NtpFilterPeersVarEntry
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
AUGMENTS { ntpPeersVarEntry }
::= { ntpFilterPeersVarTable 1 }
NtpFilterPeersVarEntry ::= SEQUENCE {
ntpFilterValidEntries Integer32
}
ntpFilterValidEntries OBJECT-TYPE
SYNTAX Integer32
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"The number of valid entries for a peer in the Filter Register Table." ::= { ntpFilterPeersVarEntry 1 }
--
-- Filter Register Table
--
ntpFilterRegisterTable OBJECT-TYPE
SYNTAX SEQUENCE OF NtpFilterRegisterEntry
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
::= { ntpFilter 2 }
ntpFilterRegisterEntry OBJECT-TYPE
SYNTAX NtpFilterRegisterEntry
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
INDEX { ntpPeersAssocId, ntpFilterIndex }
::= { ntpFilterRegisterTable 1 }
NtpFilterRegisterEntry ::= SEQUENCE {
ntpFilterIndex Unsigned32,
ntpFilterPeersOffset OCTET STRING,
ntpFilterPeersDelay OCTET STRING,
ntpFilterPeersDispersion OCTET STRING }
ntpFilterIndex OBJECT-TYPE
SYNTAX Unsigned32
MAX-ACCESS not-accessible
STATUS current
DESCRIPTION
""
::= { ntpFilterRegisterEntry 1 }
ntpFilterPeersOffset OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the offset of the peer clock relative to the
local clock in seconds"
::= { ntpFilterRegisterEntry 2 }
ntpFilterPeersDelay OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"roundtrip delay of the peer clock relative to the
local clock over the network path between them, in seconds.
this variable can take on both positive and negative values,
depending on clock precision and skew-error accumulation."
::= { ntpFilterRegisterEntry 3 }
ntpFilterPeersDispersion OBJECT-TYPE
SYNTAX OCTET STRING
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"the maximum error of the peer clock relative to the
local clock over the network path between them, in seconds.
Only positive values greater than zero are possible."
::= { ntpFilterRegisterEntry 4 }
END