Commit 4d26824c authored by Matteo Quintiliani's avatar Matteo Quintiliani

Improved final part of the Introduction


git-svn-id: file:///home/quintiliani/svncopy/nmxptool/trunk@1126 3cd66e75-5955-46cb-a940-c26e5fc5497d
parent 5a37d6f8
......@@ -167,7 +167,7 @@ thanks[revision]{
\backslash
small
\backslash
itshape CVS $ $Revision: 1.29 $ $ -- $ $Date: 2008-07-22 21:56:29 $ $}
itshape CVS $ $Revision: 1.30 $ $ -- $ $Date: 2008-08-19 07:01:12 $ $}
\end_layout
\end_inset
......@@ -259,8 +259,8 @@ status open
\shape italic
Typical configuration at INGV of a seismic data flow from seismic stations
with a satellite connection, through Nanometrics Servers, as far as the
client programs.
by a satellite connection, through Nanometrics Servers, as far as the client
programs.
In order to interact with NaqsServer or DataServer any client must implement
the subscription protocols Private Data Stream or Data Access Protocol
respectively.
......@@ -298,9 +298,15 @@ name "fig:stationclients"
\end_layout
\begin_layout Standard
In the context of this paper we are considering more the second part (right
side), especially the software implementation aspects in the interaction
of a software client with both NaqsServer and DataServer as well-documented
In the context of this paper we are considering more the second part (the
right side in the figure
\begin_inset LatexCommand ref
reference "fig:stationclients"
\end_inset
), especially the software implementation aspects in the interaction of
a software client with both NaqsServer and DataServer as well-documented
into the manual
\begin_inset LatexCommand cite
key "nanometrics"
......@@ -308,7 +314,8 @@ key "nanometrics"
\end_inset
.
The kinds of connection and the related behaviours can be briefly schematized:
The kinds of the connection and the related behaviours can be briefly schematiz
ed:
\end_layout
\begin_layout Itemize
......@@ -413,18 +420,29 @@ key "earthworm"
\end_inset
respectively, can only use the
respectively, are not capable of buffering and reordering the retransmitted
packets received by a
\shape italic
Buffered Stream [NON POTENDO, SENZA POTER]
Raw Stream
\shape default
managing the retransmitted packets.
Main problem when you connect to NaqServer by the short-term data stream
is that you can get a gap for each retransmitted packet.
On the contrary, using the
protocol from NaqsServer.
\end_layout
\begin_layout Standard
The main problem when you connect to NaqServer by the
\shape italic
Buffered Stream
\shape default
is that you can get a gap for each retransmitted packet, whereas when you
connect by a
\shape italic
Raw Stream
\shape default
, nmxptool is able to receive all kinds of packet, buffer the packets when
the retransmitted packets are received disorderly.
\end_layout
\begin_layout Standard
nmxptool is able to receive all kinds of packet, buffer the packets when
a gap occurs, sort them and redirect data in chronologically order into
the Seedlink or Earthworm system or repacket them in mini-SEED records
by
......
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