{
    "schema-information": {
        "instance-number": {
            "id": "instance-number",
            "type": "uint16",
            "order-number": 1,
            "is-read-only": true,
            "description": ["There is only one clock per device in the 4th PoC - value 1 should be used as instance-number."]
        },
        "two-step-flag": {
            "id": "two-step-flag",
            "type": "boolean",
            "order-number": 80,
            "is-read-only": true,
            "description": ["Indicates whether PTP clock is a two-step clock"]
        },
        "clock-quality": {
            "id": "clock-quality",
            "type": "",
            "order-number": 6,
            "is-read-only": true,
            "description": [""]
        },
        "clock-class": {
            "id": "clock-class",
            "type": "",
            "order-number": 7,
            "is-read-only": true,
            "description": ["Clock Class acc. to IEEE 1588-2008, 7.6.2.4 and ITU-T G.8275.1, 6.4"]
        },
        "clock-accuracy": {
            "id": "clock-accuracy",
            "type": "",
            "order-number": 8,
            "is-read-only": true,
            "description": ["Clock accuracy acc. to IEEE 1588-2008, 7.6.2.5 and ITU-T G.8275.1, 6.3.5"]
        },
        "offset-scaled-log-variance": {
            "id": "offset-scaled-log-variance",
            "type": "",
            "order-number": 9,
            "is-read-only": true,
            "description": ["Offset of scaled log variance acc. to IEEE 1588-2008, 7.6.3.5 and ITU-T G.8275.1, 6.3.5"]
        },
        "priority1": {
            "id": "priority1",
            "type": "number",
            "min": 0,
            "max": 255,
            "order-number": 10,
            "is-read-only": true,
            "description": ["Priority 1 acc. to IEEE 1588-2008, 7.6.2.2"]
        },
        "priority2": {
            "id": "priority2",
            "type": "number",
            "min": 0,
            "max": 255,
            "order-number": 11,
            "is-read-only": false,
            "description": ["Priority 2 acc. to IEEE 1588-2008, 7.6.2.3"]
        },
        "domain-number": {
            "id": "domain-number",
            "type": "number",
            "min": 24,
            "max": 43,
            "order-number": 12,
            "is-read-only": false,
            "description": ["PTP domain number acc. to IEEE 1588-2008, 7.1. See ptpDS.domainNumber."]
        },
        "slave-only": {
            "id": "slave-only",
            "type": "boolean",
            "order-number": 81,
            "is-read-only": false,
            "description": ["Indicates whether PTP clock may only operate as SC. See IEEE 1588-2008, 9.2."]
        },
        "current-ds": {
            "id": "current-ds",
            "type": "",
            "order-number": 14,
            "is-read-only": true,
            "description": [""]
        },
        "steps-removed": {
            "id": "steps-removed",
            "type": "",
            "order-number": 15,
            "is-read-only": true,
            "description": ["Number of communication paths traversed between local clock and GM"]
        },
        "offset-from-master": {
            "id": "offset-from-master",
            "type": "",
            "order-number": 16,
            "is-read-only": true,
            "unit": "ns*2^16",
            "description": ["Time off-set from master"]
        },
        "mean-path-delay": {
            "id": "mean-path-delay",
            "type": "",
            "order-number": 17,
            "is-read-only": true,
            "unit": "ns*2^16",
            "description": ["Mean propagation time between master and slave"]
        },
        "parrent-ds": {
            "id": "parrent-ds",
            "type": "",
            "order-number": 18,
            "is-read-only": true,
            "description": [""]
        },
        "parent-port-identity": {
            "id": "parent-port-identity",
            "type": "",
            "order-number": 19,
            "is-read-only": true,
            "description": [""]
        },
        "parent-stats": {
            "id": "parent-stats",
            "type": "",
            "order-number": 22,
            "is-read-only": true,
            "description": ["Indicates whether there are valid parent stats."]
        },
        "observed-parent-offset-scaled-log-variance": {
            "id": "observed-parent-offset-scaled-log-variance",
            "type": "",
            "order-number": 23,
            "is-read-only": true,
            "description": ["Estimate of parent's clock PTP variance as observed by slave clock acc. to IEEE 1588-2008, 7.6.4.4."]
        },
        "observed-parent-clock-phase-change-rate": {
            "id": "observed-parent-clock-phase-change-rate",
            "type": "",
            "order-number": 24,
            "is-read-only": true,
            "description": ["Estimate of parent's clock PTP phase change rate as observed by slave clock acc. to IEEE 1588-2008, 7.6.4.4."]
        },
        "grandmaster-identity": {
            "id": "grandmaster-identity",
            "type": "",
            "order-number": 25,
            "is-read-only": true,
            "description": ["Grandmaster clock ID acc. to IEEE 1588-2008, 7.6.2.1"]
        },
        "grandmaster-clock-quality": {
            "id": "grandmaster-clock-quality",
            "type": "",
            "order-number": 26,
            "is-read-only": true,
            "description": [""]
        },
        "grandmaster-priority1": {
            "id": "grandmaster-priority1",
            "type": "",
            "order-number": 30,
            "is-read-only": true,
            "description": ["Grandmaster's priority 1 acc. to IEEE 1588-2008, 7.6.2.2"]
        },
        "grandmaster-priority2": {
            "id": "grandmaster-priority2",
            "type": "",
            "order-number": 31,
            "is-read-only": true,
            "description": ["Grandmaster's priority 2 acc. to IEEE 1588-2008, 7.6.2.3"]
        },
        "time-properties-ds": {
            "id": "time-properties-ds",
            "type": "",
            "order-number": 32,
            "is-read-only": true,
            "description": [""]
        },
        "current-utc-offset-valid": {
            "id": "current-utc-offset-valid",
            "type": "",
            "order-number": 33,
            "is-read-only": true,
            "description": ["Indicates wheterh current UTC offset is correct."]
        },
        "current-utc-offset": {
            "id": "current-utc-offset",
            "type": "",
            "order-number": 34,
            "is-read-only": true,
            "description": ["Offset between TAI and UTC acc. to IEEE 1588-2008, 7.2.3"]
        },
        "leap59": {
            "id": "leap59",
            "type": "",
            "order-number": 35,
            "is-read-only": true,
            "description": ["Inidcates that last minute of current UTC day has 59 seconds."]
        },
        "leap61": {
            "id": "leap61",
            "type": "",
            "order-number": 36,
            "is-read-only": true,
            "description": ["Inidcates that last minute of current UTC day has 61 seconds."]
        },
        "time-tracable": {
            "id": "time-tracable",
            "type": "",
            "order-number": 37,
            "is-read-only": true,
            "description": ["Indicates that current UTC offset and timescale are traceable to a PRC"]
        },
        "frequency-tracable": {
            "id": "frequency-tracable",
            "type": "",
            "order-number": 38,
            "is-read-only": true,
            "description": ["Indicates that frequency determining timescale is traceable to a PRC"]
        },
        "ptp-timescale": {
            "id": "ptp-timescale",
            "type": "",
            "order-number": 39,
            "is-read-only": true,
            "description": ["Indicates thet timescale of grandmaster clock is PTP."]
        },
        "time-source": {
            "id": "time-source",
            "type": "",
            "order-number": 40,
            "is-read-only": true,
            "description": ["Time source used by grandmaster. See IEEE 1588-2008, 7.6.2.6."]
        },
        "port-state": {
            "id": "port-state",
            "type": "",
            "order-number": 45,
            "is-read-only": true,
            "description": ["State of this local port"]
        },
        "log-min-delay-req-interval": {
            "id": "log-min-delay-req-interval",
            "type": "",
            "order-number": 46,
            "is-read-only": true,
            "description": ["Minimum permitted mean time interval between successive Delay_Req messages"]
        },
        "peer-mean-path-delay": {
            "id": "peer-mean-path-delay",
            "type": "",
            "order-number": 47,
            "is-read-only": true,
            "unit": "ns*2^16",
            "description": ["Not applicable with this profile"]
        },
        "log-announce-interval": {
            "id": "log-announce-interval",
            "type": "",
            "order-number": 48,
            "is-read-only": true,
            "description": ["Mean time interval between successive Announce messages"]
        },
        "announce-receipt-timeout": {
            "id": "announce-receipt-timeout",
            "type": "",
            "order-number": 49,
            "is-read-only": true,
            "description": ["Number of announce intervals w/o announce message before timeout acc. to IEEE 1588-2008, 7.7.3.1."]
        },
        "log-sync-interval": {
            "id": "log-sync-interval",
            "type": "",
            "order-number": 50,
            "is-read-only": true,
            "description": ["Mean SyncInterval for multicast messages"]
        },
        "delay-mechanism": {
            "id": "delay-mechanism",
            "type": "string",
            "controlType": "text",
            "order-number": 51,
            "is-read-only": true,
            "description": ["Delay mechanism acc. to IEEE 1588-2008, 8.2.5.4.4."]
        },
        "version-number": {
            "id": "version-number",
            "type": "",
            "order-number": 53,
            "is-read-only": true,
            "description": ["PTP version used on this port"]
        },
        "transparent-clock-default-ds": {
            "id": "transparent-clock-default-ds",
            "type": "",
            "order-number": 54,
            "is-read-only": true,
            "description": [""]
        },
        "number-ports": {
            "id": "number-ports",
            "type": "",
            "order-number": -6,
            "is-read-only": true,
            "description": ["Number of ports of the device"]
        },
        "primary-domain": {
            "id": "primary-domain",
            "type": "",
            "order-number": 58,
            "is-read-only": true,
            "description": ["Domain number of primary syntonization domain acc. to IEEE 1588-2008, 10.1"]
        },
        "transparent-clock-port-ds-list": {
            "id": "transparent-clock-port-ds-list",
            "type": "",
            "order-number": 59,
            "is-read-only": true,
            "description": [""]
        },
        "log-min-pdelay-req-interval": {
            "id": "log-min-pdelay-req-interval",
            "type": "",
            "order-number": 63,
            "is-read-only": true,
            "description": ["Not applicable with this profile"]
        },
        "faulty-flag": {
            "id": "faulty-flag",
            "type": "",
            "order-number": 64,
            "is-read-only": true,
            "description": ["Indicates whether port is faulty."]
        },
        "default-ds": {
            "id": "default-ds",
            "type": "",
            "order-number": 68,
            "is-read-only": true,
            "description": [""]
        },
        "local-priority": {
            "id": "local-priority",
            "type": "number",
            "min": 1,
            "max": 255,
            "order-number": 69,
            "is-read-only": true,
            "description": ["See ITU-T G.8275.1, 6.3.2."]
        },
        "max-steps-removed": {
            "id": "max-steps-removed",
            "type": "number",
            "min": 1,
            "max": 255,
            "order-number": 70,
            "is-read-only": true,
            "description": ["See ITU-T G.8275.1, 6.3."]
        },
        "port-ds-list": {
            "id": "port-ds-list",
            "type": "",
            "order-number": 73,
            "is-read-only": true,
            "description": [""]
        },
        "clock-identity": {
            "id": "clock-identity",
            "type": "",
            "order-number": -10,
            "is-read-only": true,
            "description": ["ID of the local clock"]
        },
        "port-number": {
            "id": "port-number",
            "type": "",
            "order-number": 76,
            "is-read-only": true,
            "description": ["Port number of this port on the local clock"]
        },
        "onf-ptp-dataset:master-only": {
            "id": "onf-ptp-dataset:master-only",
            "type": "boolean",
            "order-number": 83,
            "is-read-only": false,
            "description": ["Indicates that port can only be a master."]
        },
        "onf-ptp-dataset:local-priority": {
            "id": "onf-ptp-dataset:local-priority",
            "type": "number",
            "min":1,
            "max":255,
            "order-number": -2,
            "is-read-only": false,
            "description": ["Local priority as used for Alternate BMCA. See ITU-T G.8275.1, 6.3.2."]
        },
        "onf-ptp-dataset:designated-enabled": {
            "id": "onf-ptp-dataset:designated-enabled",
            "type": "boolean",
            "order-number": 82,
            "is-read-only": false,
            "description": ["A PTP Port needs to be enabled by management acc. to IEEE 1588-2008, 9.2."]
        },
        "onf-ptp-dataset:delay-asymmetry": {
            "id": "onf-ptp-dataset:delay-asymmetry",
            "type": "number",
            "order-number": 80,
            "is-read-only": true,
            "description": ["Known path asymmetry in ns acc. to IEEE 1588-2008, 7.4.2."]
        },
        "onf-ptp-dataset:logical-termination-point": {
            "id": "onf-ptp-dataset:logical-termination-point ",
            "type": "string",
            "order-number": 81,
            "is-read-only": true,
            "description": [""]
        },
        "onf-ptp-dataset:multicast-mac-address": {
            "id": "onf-ptp-dataset:multicast-mac-address",
            "type": "",
            "order-number": -5,
            "is-read-only": true,
            "description": ["In 4th PoC the value is fixed."]
        },
        "onf-ptp-dataset:max-steps-removed": {
            "id": "onf-ptp-dataset:max-steps-removed",
            "type": "number",
            "min":1,
            "max":255,
            "order-number": 70,
            "is-read-only": false,
            "description": ["See ITU-T G.8275.1, 6.3."]
        }
    }
}