- From: Torbjorn Andersson <tora AT tora-pc.cs.kau.se>
- To: discussion AT sctp.de
- Subject: Re: [SCTP-Discussion] Send buffers of SCTPd
- Date: Thu Apr 4 10:42:03 2002
- List-id: SCTP Discussions <discussion.sctp.de>
So development is only going on with libsctp, or ?
Do you recomend me to change to libsctp or do you believe I can continue with
sctpd ?
/Torbjörn
4 april 2002 09:01 you wrote:
>
hi Torbjorn,
>
>
The sctpd is no longer under active development. (At least not by the
>
original author)
>
>
One thing to note when using it is that there is no flow control between
>
the User Application (UA) and the sctpd. This means that the sctpd does not
>
keep a buffer of the data sent to it from the UA. It passes whatever data
>
it receives to a call to sctp_send(). Another thing to note is that there
>
is a limit to the data you should send to the sctpd per sctpd_send call,
>
which is 1400 bytes. This is due to the lack of buffering on the part of
>
the sctpd library routines (i.e the sctpd_sent() call).
>
>
The above may be the cause of the loss of data.
>
>
Hope this helps.
>
>
regards.
>
woon chiat.
>
>
>
-----Original Message-----
>
From: Torbjorn Andersson
>
[mailto:tora AT tora-pc.cs.kau.se]
>
Sent: Donnerstag, 4. April 2002 08:42
>
To:
>
discussion AT sctp.de
>
Subject: [SCTP-Discussion] Send buffers of SCTPd
>
>
>
Hi. I'm working on an experiment where we will use SCTP for delivering HTTP
>
data. Therefore I'm making a simple HTTP server which utilize the streams
>
of
>
>
SCTP.
>
>
I decieded to use the SCTPd library to simplify development due to the
>
restiction of that only one process might run the SCTP library, Am I right
>
or
>
not ?
>
>
I'm using the pre17.
>
>
To the problem:
>
>
When I send data with sctpd_send() I sometimes loose data, sometimes over
>
the
>
local loop and very often over a slower link.
>
Does sctpd_send() always accept even if the sctp buffers are full ?
>
Do I have to check if there are room in the buffers ? If so were do I find
>
this data ? sctp_assoc_status ?
>
>
/Torbjörn
>
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