Appendix - Blackmagic Design Teranex Mini IP Video 12G Manuel D'installation Et D'utilisation

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Appendix

Connecting a Grand-Master Clock
If connecting a grand master clock to your switch, it should allow unicast delay request packets.
Packet fields recommended values:
‚ 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)
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