Hi Friends,

While running the ptp4l, I observe the errors due to Announce message timeouts. 
Could you clarify the following?


*         My understanding is that logAnnounceInterval (default 1 in every two 
seconds) is to be set up at the master and announceReceiptTimeout (default 3 
messages before the last message reception) to be at the slave. Am I right?

*         I see more of these erros when I increase the packet frequency for 
Sync and DelayReq (say 512 packets per second). Are there any optimal values 
for the above for such high packet frequencies?

*         Message_interval option also seems to play a role in addition to the 
increased packet frequency. If I reduce the message_interval to a very less 
value such as -9 (i.,e., increase the message frequency), the errors due to 
announce message timeouts seem to increase. Is it expected? Are the optimal 
values for 'logAnnounceInterval & announceReceiptTimeout' helpful in this case?

Please share your experience with these options.

Thanking you in anticipation,
Regards,
Chandra

(c) : 0175508142
(O): 701.6412

"Knowledge speaks, Wisdom listens"


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