Hi Matthieu:
I'll help you with this issue and would be in touch as soon as I have an answer.

Regards,
Obaid Farooqi
Escalation Engineer | Microsoft

Exceeding your expectations is my highest priority.  If you would like to 
provide feedback on your case you may contact my manager at 
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-----Original Message-----
From: Matthieu Patou [mailto:m...@samba.org]
Sent: Tuesday, August 30, 2011 6:09 PM
To: Interoperability Documentation Help; p...@tridgell.net; 
cifs-proto...@samba.org
Subject: FRS clarification about VVJOIN in FRS

Hello Dochelp,

I have some problems to understand something in the join process related to 
VVJOIN.


In paragraph "3.3.4.4.4 COMM_COMMAND Is CMD_JOINING" we have at the end

After the CMD_JOINED packet is sent:
* If a connection VVJoin needs to be performed, FRS MUST go through the process 
specified in the following section.
* If a connection VVJoin does not need to be performed, the upstream partner 
MUST send unknown change orders to the downstream partner based on the 
downstream partner version vector.

And in paragraph "3.3.4.4.4.1 Connection VVJoin"
FRS MUST perform Connection VVJoin when either of the following conditions is 
true:
* P_IN.COMM_LAST_JOIN_TIME is 1.
* Last connection session establishment (Join) time of the outbound connection 
is 1.
During VVJoin, the upstream partner MUST send out a CMD_REMOTE_CO packet for 
each file


Due to the way FRS1 is redacted I understand that the upstream partner when 
receiving a packet with a CMD_JOINING (P_IN) it must check what is described at 
3.3.4.4.4.1in order to determine if should do a "simple" 
join or a VVJoin. Among the condition to determine if the join should be VVJoin 
I have the impression that the condition "P_IN.COMM_LAST_JOIN_TIME is 1." is 
always true, as if I understand correctly P_IN referrer to the packet with the 
CMD_JOINING command and in paragraph  "3.3.4.4.3 COMM_COMMAND Is 
CMD_START_JOIN", which describe how the next packet that is to say a packet 
with CMD_JOINING, it is said that COMM_LAST_JOIN_TIME must be set to 1. Can you 
confirm ?

Also I'd like to understand more what "unknown change orders to the downstream 
partner based on the downstream partner version vector." means, and if possible 
I'd like to have an example.

Thanks.

Matthieu.





--
Matthieu Patou
Samba Team        http://samba.org
Private repo      http://git.samba.org/?p=mat/samba.git;a=summary



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