Blackmagic Design Teranex Mini IP Video 12G Manuel D'installation Et D'utilisation page 264

부록
그랜드 마스터 시계 연결하기
스위치에 그랜드 마스터 시계를 연결할 경우 , 반드시 유니캐스트 지연 요청 패킷을 사용해야
합니다 .
패킷 필드 권장 값
‚ defaultDS.priority1: 128
‚ defaultDS.priority1: 128
‚ defaultDS.domainNumber: 127
‚ defaultDS.slaveOnly: FALSE
‚ portDS.logAnnounceInterval: -2(this is 250ms)
‚ portDS.announceReceiptTimeout: 3 (the number of announce intervals that have to
pass without receipt of an announce message before the occurrence of the event
ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES)
‚ portDS.logSyncInterval: -3 (this is 125ms)
‚ portDS.delayMechanism: 01h (we do only Delay request-response, aka End-to-End)
‚ portDS.logMinPDelayReqInterval: -3 (equal to portDS.logSyncInterval)
‚ transparentClockDefaultDS.delayMechanism: 01h (we do only End-to-End)
‚ transparentClockDefaultDS.primaryDomain: 127 (same as defaultDS.domainNumber)
‚ portDS.logMinDelayReqInterval: -3 (equal to portDS.logSyncInterval)
부록
264