On Mon, Nov 09, 2015 at 04:00:14PM +0000, Bassam Alsanie wrote:
> Hi everyone, 
> 
> I have two Linux machine that are directly connected via Ethernet cable 
> and both machines have i210 NIC. Both sides run ptp4l.
> 
> I tried linuxptp 1.6 and 1.5 with the same result (as it seem something 
> wrong on my end). Attached the result I see from both machines. They 
> seem to be synced but there is no offset updates as the slave stuck on 
> the state "LISTENING to UNCALIBRATED on RS_SLAVE". Thoughts??

Looks like packets are not getting through.  Disable your firewall
rules and then confirm the PTP traffic with wireshark or tcpdump.

Thanks,
Richard

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