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Hello Sir Sorry for late response actually there was EID HOLIDAYS In our
university,Sir my task is to compare the delay and packet lose in SCTP
Application and TCP,UDP application.To find which one is better to work.So in
this aspect I m waiting ur response.

KHALIL
MS COMSATS



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Subject: discussion digest, Vol 1 #903 - 1 msg


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Today's Topics:

1. Re: Re: discussion digest, Vol 1 #900 - 2 msgs (Michael Tuexen)

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Message: 1
Cc:
discussion AT sctp.de
From: Michael Tuexen
<Michael.Tuexen AT micmac.franken.de>
Subject: Re: [SCTP-Discussion] Re: discussion digest, Vol 1 #900 - 2 msgs
Date: Tue, 17 Oct 2006 15:18:39 +0200
To: khalil afzal
<khalil_78_pk AT yahoo.com>

Am not sure what you are asking for... Could you be a bit more precise?

Best regards
Michael

On Oct 17, 2006, at 10:30 AM, khalil afzal wrote:

> Hello, I am wanted to compare the delay and packet loss in SCTP and
> TCP. So please send me suggestion how to find it.
>
> KHALIL
> MS COMSATS
>
>
>
> ----- Original Message ----
> From:
> "discussion-request AT sctp.de"
>
> <discussion-request AT sctp.de>
> To:
> discussion AT sctp.de
> Sent: Saturday, October 14, 2006 3:02:03 PM
> Subject: discussion digest, Vol 1 #900 - 2 msgs
>
>
> Send discussion mailing list submissions to
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>
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>
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> Today's Topics:
>
> 1. Re: max length of a single message (Julio Kriger)
> 2. Re: max length of a single message (Michael Tuexen)
>
> -- __--__--
>
> Message: 1
> s=beta; d=gmail.com;
> b=JtTk94r4uaC6E4GlO+b8R2qFNHvA/avUcK9MOgNO4RCUF
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> Date: Fri, 13 Oct 2006 09:41:06 -0300
> From: "Julio Kriger"
> <juliokriger AT gmail.com>
> To: "Michael Tuexen"
> <Michael.Tuexen AT micmac.franken.de>
> Subject: Re: [SCTP-Discussion] max length of a single message
> Cc:
> discussion AT sctp.de
> boundary="----=_Part_74015_28915242.1160743266675"
> <59BF71E0-CE96-4AC0-B139-35B4112C652F AT micmac.franken.de>
>
> ------=_Part_74015_28915242.1160743266675
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> Content-Transfer-Encoding: 7bit
> Content-Disposition: inline
>
> Hi Michael!
> Correct me I get it wrong, but I understand that I can send a
> message of any
> length, and internaly sctplib cut the message on parts (or chuncks)
> that are
> deliverables to the sender. I understand that this parts or chuncks
> fit on a
> raw socket, are sent to the receiver and later all parts or chuncks
> are put
> together to obtain the original (any length) message.
> I will try to look for this bug you say, and tell what I found.
> Regards,
> Julio
>
>
>
> On 10/13/06, Michael Tuexen
> <Michael.Tuexen AT micmac.franken.de>
> wrote:
>>
>> I'm not aware of a limit on the sender side, so this most likely is a
>> bug. However,
>> since the sctplib does not implement a partial delivery API, the
>> longest message
>> you can transfer is about the size of the receiver window. This
>> basically depends
>> to the receive buffer space for raw sockets and is about 20-64 KByte
>> on BSD systems.
>> Way smaller then a MB...
>>
>> Best regards
>> Michael
>>
>> On Oct 12, 2006, at 6:17 PM, Julio Kriger wrote:
>>
>>> Hi!
>>> What is the maximum message length the SCTP_send function accept?
>>> I'm trying it with 4 threads sending 1MB message each, and it
>>> freeze.
>>>
>>> Also I get the following error message:
>>>
>>> AF_INET : sendto()=-1 !
>>>
>>> what do this mean? TIA
>>>
>>> Regards,
>>> Julio
>>>
>>> --
>>> --
>>> From the moment I picked your book up until I laid it down, I was
>>> convulsed with laughter. Someday I intend reading it.
>>> Groucho Marx
>>> ----------------------------
>>> Julio Kriger
>>> mailto:juliokriger AT gmail.com
>>
>>
>
>
> --
> --
> From the moment I picked your book up until I laid it down, I was
> convulsed
> with laughter. Someday I intend reading it.
> Groucho Marx
> ----------------------------
> Julio Kriger
> mailto:juliokriger AT gmail.com
>
> ------=_Part_74015_28915242.1160743266675
> Content-Type: text/html; charset=ISO-8859-1
> Content-Transfer-Encoding: 7bit
> Content-Disposition: inline
>
> Hi Michael!<br>Correct me I get it wrong, but I understand that I
> can send a message of any length, and internaly sctplib cut the
> message on parts (or chuncks) that are deliverables to the sender.
> I understand that this parts or chuncks fit on a raw socket, are
> sent to the receiver and later all parts or chuncks are put
> together to obtain the original (any length) message.
> <br>I will try to look for this bug you say, and tell what I
> found.<br>Regards,<br>Julio<br><br><br><br><div><span
> class="gmail_quote">On 10/13/06, <b
> class="gmail_sendername">Michael Tuexen</b> &lt;<a
> href="mailto:Michael.Tuexen AT micmac.franken.de">
> Michael.Tuexen AT micmac.franken.de</a>&gt;
> wrote:</span><blockquote
> class="gmail_quote" style="border-left: 1px solid rgb(204, 204,
> 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">I'm not aware
> of a limit on the sender side, so this most likely is a
> <br>bug. However,<br>since the sctplib does not implement a partial
> delivery API, the<br>longest message<br>you can transfer is about
> the size of the receiver window. This<br>basically depends<br>to
> the receive buffer space for raw sockets and is about 20-64 KByte
> <br>on BSD systems.<br>Way smaller then a MB...<br><br>Best
> regards<br>Michael<br><br>On Oct 12, 2006, at 6:17 PM, Julio Kriger
> wrote:<br><br>&gt; Hi!<br>&gt; What is the maximum message length
> the SCTP_send function accept?
> <br>&gt; I'm trying it with 4 threads sending 1MB message each, and
> it freeze.<br>&gt;<br>&gt; Also I get the following error
> message:<br>&gt;<br>&gt; AF_INET : sendto()=-1 !<br>&gt;<br>&gt;
> what do this mean? TIA<br>&gt;
> <br>&gt; Regards,<br>&gt; Julio<br>&gt;<br>&gt; --<br>&gt; --
> <br>&gt; From the moment I picked your book up until I laid it
> down, I was<br>&gt; convulsed with laughter. Someday I intend
> reading it.<br>&gt; Groucho Marx<br>
> &gt; ----------------------------<br>&gt; Julio Kriger<br>&gt;
> mailto:<a
> href="mailto:juliokriger AT gmail.com">juliokriger AT gmail.com</
>
> a><br><br></blockquote></div><br><br clear="all"><br>-- <br>--
> <br>From the moment I picked your book up until I laid it down, I
> was convulsed with laughter. Someday I intend reading it.
> <br>Groucho Marx<br>----------------------------<br>Julio
> Kriger<br>mailto:<a
> href="mailto:juliokriger AT gmail.com">juliokriger AT gmail.com</a>
>
> ------=_Part_74015_28915242.1160743266675--
>
> -- __--__--
>
> Message: 2
> Cc:
> discussion AT sctp.de
> From: Michael Tuexen
> <Michael.Tuexen AT micmac.franken.de>
> Subject: Re: [SCTP-Discussion] max length of a single message
> Date: Sat, 14 Oct 2006 09:50:38 +0200
> To: Julio Kriger
> <juliokriger AT gmail.com>
>
> Hi Julio,
>
> yes this is correct. But when the message is larger than the
> announced receiver window of the
> receiver the association will just stop transferring data. This is
> because there is no
> partial delivery API.
>
> If the receiver announces 64K, but the user on the sender side passes
> a 128K message, it
> will be fragmented and the first 64 K will be transferred. Then the
> receiver has no more
> space but also can not free space because it can not deliver the
> incomplete message. So
> the association is stalled.
>
> The solution is to deliver the message in parts on the receiver side.
> But this is not
> implemented.
>
> Best regards
> Michael
>
> On Oct 13, 2006, at 2:41 PM, Julio Kriger wrote:
>
>> Hi Michael!
>> Correct me I get it wrong, but I understand that I can send a
>> message of any length, and internaly sctplib cut the message on
>> parts (or chuncks) that are deliverables to the sender. I
>> understand that this parts or chuncks fit on a raw socket, are sent
>> to the receiver and later all parts or chuncks are put together to
>> obtain the original (any length) message.
>> I will try to look for this bug you say, and tell what I found.
>> Regards,
>> Julio
>>
>>
>>
>> On 10/13/06, Michael Tuexen <
>> Michael.Tuexen AT micmac.franken.de>
>> wrote:I'm not aware of a limit on the sender side, so this most
>> likely is a
>> bug. However,
>> since the sctplib does not implement a partial delivery API, the
>> longest message
>> you can transfer is about the size of the receiver window. This
>> basically depends
>> to the receive buffer space for raw sockets and is about 20-64 KByte
>> on BSD systems.
>> Way smaller then a MB...
>>
>> Best regards
>> Michael
>>
>> On Oct 12, 2006, at 6:17 PM, Julio Kriger wrote:
>>
>>> Hi!
>>> What is the maximum message length the SCTP_send function accept?
>>> I'm trying it with 4 threads sending 1MB message each, and it
>> freeze.
>>>
>>> Also I get the following error message:
>>>
>>> AF_INET : sendto()=-1 !
>>>
>>> what do this mean? TIA
>>>
>>> Regards,
>>> Julio
>>>
>>> --
>>> --
>>> From the moment I picked your book up until I laid it down, I was
>>> convulsed with laughter. Someday I intend reading it.
>>> Groucho Marx
>>> ----------------------------
>>> Julio Kriger
>>> mailto:juliokriger AT gmail.com
>>
>>
>>
>>
>> --
>> --
>> From the moment I picked your book up until I laid it down, I was
>> convulsed with laughter. Someday I intend reading it.
>> Groucho Marx
>> ----------------------------
>> Julio Kriger
>> mailto:juliokriger AT gmail.com
>
>
>
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---

• [SCTP-Discussion] Re: discussion digest, Vol 1 #903 - 1 msg, khalil afzal, 10/30/2006
  • Re: [SCTP-Discussion] Re: discussion digest, Vol 1 #903 - 1 msg, Michael Tuexen, 10/30/2006

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