Commit 4bcb9621 authored by Maciej Lipinski's avatar Maciej Lipinski

Some last-minute corrections (don't remember why/what)

parent 1d4db773
......@@ -150,14 +150,14 @@ ETHERNET\_SYNCE&2-6 & Ethernet $+$ Synchronous Ethernet, further specified in
(i.e~SyncE without using Ethernet Synchronization Messaging Channel (ESMC) \cite{SynchE2}) \\ \hline
4 or 5 & Syntonization distribution topology independent from PTP topology
(i.e.~SyncE using Ethernet Synchronization Messaging Channel (ESMC) \cite{SynchE2}) \\ \hline
2 or 4 & Frequency loopback disabled \\ \hline
3 or 5 & Frequency loopback enabled \\ \hline
2 or 4 & Recovered clock loopback disabled \\ \hline
3 or 5 & Recovered clock loopback enabled \\ \hline
\end{tabular}
\label{tab:transportSpecific}
\end{table}
When frequency loopback is enabled, a port (acting as a slave) which recovers frequency from the incoming data stream
shall, after proper phase alignment, encodes such frequency into the outgoing data stream and send it back to the source
When recovered clock loopback is enabled, a port (acting as a slave) which recovers frequency from the incoming data stream
shall, after proper phase alignment, encode such frequency into the outgoing data stream and send it back to the source
(a port acting as a master).
......@@ -316,7 +316,7 @@ being in PTP\_UNCALIBRATED state. Consequently, the PTP\_SLAVE state shall be en
The delay request-response mechanism shall be the only path delay measurement mechanism for this profile.
It shall define default mapping using Annex F (networkProtocol=0003)
with the transportSpecific flag set to 3 (i.e. SyncE without ECMS and with frequency loopback enabled).
with the transportSpecific flag set to 3 (i.e. SyncE without ECMS and with recovered clock loopback enabled).
However, using transportSpecific flag set to 0 (DEFAULT) is allowed if the link partner is not
SyncE-capable. Such a situation shall be detected and handled properly by a port implementing this profile, therefore guaranteeing
backward-compatibility and interoperability. \\
......
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