[e2e] Why do we need congestion control?

[Detlef Bosau]

Am 14.03.2013 21:16, schrieb Joe Touch:
>
>
> On 3/12/2013 2:35 PM, Detlef Bosau wrote:
>> Am 12.03.2013 21:13, schrieb Joe Touch:
>>> They are complementary:
>>>
>>
>> Perhaps, the German word "komplementär" has a somewhat other connotation
>> than "complementary" and perhaps, this confuses me here.
>> (I have to ask for some patience when my English is not as good as it
>> should be, I'm no native speaker.)
>
> No worries. Your English is much better than my German ;-)

OMG, what shall I expect here? ;-)

>
>>
>> You cann summarize the whole thing perhaps in that way:
>>
>> - We can transmit a packet in bounded time, however with a non zero
>> probability of failure.
>> - We can reliably transmit a packet, however with a non zero probability
>> of exceeding any bounded time.
>
> Exactly.

Puh....

We have an agreement :-)

>
>> Currently I'm focussed on TCP. So my focus is more the delay introduced
>> by reliable transmission.---
>
> Yes; I mention the alternative - of tolerating more error to reduce 
> delay - because that was my PhD thesis, FWIW.

Do you want to tolerate more error on the application side? In that 
case, you would drop the traditional TCP as a "reliable byte stream".

Detlef
>


-- 
------------------------------------------------------------------
Detlef Bosau
Galileistraße 30
70565 Stuttgart                            Tel.:   +49 711 5208031
                                            mobile: +49 172 6819937
                                            skype:     detlef.bosau
                                            ICQ:          566129673
detlef.bosau at web.de                     http://www.detlef-bosau.de