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Printable Version: RFC2204.PDF
RFC 2204 ODETTE File Transfer Protocol September 1997
4.2.2 Protocol Sequence
The first message must be sent by the Responder.
1. Initiator <-------------SSRM -- Responder Ready Message
-- SSID ------------> Identification
<------------ SSID -- Identification
4.3 Start File Phase
4.3.1 Entity Definition
The Initiator from the Start Session phase is designated the Speaker
while the Responder becomes the Listener. The roles are reversed by
the Speaker sending a Change Direction command to the Listener.
4.3.2 Protocol Sequence
1. Speaker -- SFID ------------> Listener Start File
<------------ SFPA -- Answer YES
2. Speaker -- SFID ------------> Listener Start File
<------------ SFNA -- Answer NO
Go To 1
Note: The User Monitor should take steps to prevent a loop
situation occurring.
2. Speaker -- CD --------------> Listener Change Direction
Listener <------------ EERP -- Speaker End to End Response
-- RTR -------------> Ready to Receive
<------------ SFID -- Start File
4.3.3 Restart Facilities
The Start File command includes a count allowing the restart of an
interrupted transmission to be negotiated. If restart facilities are
not available the restart count must be set to zero. The sender will
start with the lowest record count + 1.
4.3.4 Broadcast Facilities
The destination in a Start File command can be specified as follows.
1. An explicitly defined destination.
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