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| -rw-r--r-- | doc/zmq_pgm.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/zmq_pgm.txt b/doc/zmq_pgm.txt index 91b1678..8815fc7 100644 --- a/doc/zmq_pgm.txt +++ b/doc/zmq_pgm.txt @@ -92,6 +92,11 @@ order specifying either the offset of the first message 'frame' in the datagram or containing the value `0xFFFF` if the datagram contains solely an intermediate part of a larger message. +Note that offset specifies where the first message begins rather than the first +message part. Thus, if there are trailing message parts at the beginning of +the packet the offset ignores them and points to first initial message part +in the packet. + The following diagram illustrates the layout of a single PGM datagram payload: .... |