6.5 The SATP Migration Protocol 253
the requested data items as a parameter. The receiver must answer with a
<ReplyNok> message if there is an error.
79.
<RcDataReq> ::= “0x6B”
80. <DataReqParameter> ::= <NumberOfDataItems
n
> + n{<DataItemName>}n
Symbol <DataItemName> was defined above in rule 69.
Prepare
The prepare message is sent to a receiver agency to check whether any error
has been occurred during the current transfer. The receiver agency must
answer with a <ReplyOk> message without parameters if it accepts the whole
transfer, and a <ReplyNok> message with an appropriate error message if
there is an error.
81.
<RcPrepare> ::= “0x64”
Commit
The commit message is used to tell the receiver agency to commit all changes
made during the current transfer