LEMONADE is beyond finished. What is to wait for? On Oct 5, 2010, at 9:13 AM, Martin Konold wrote: > Am Montag 04 Oktober 2010, 19:18:22 schrieb Sabahattin Gucukoglu: > > Hi, > > Well, Steve Jobs is partly correct. (I avoided bothering him with my > response) > > On one hand IMAP IDLE has absolute minimal requirements with regards to > protocol complexity which helps preserving power. > > On the other hand IMAP IDLE is so limited in features that it has also > negative effects on resource usage including user experience and power > consumption. > > 1. IMAP IDLE can only monitor a single folder. Using multiple connections in > order to circumvent this limitation is inefficient. > > -->3 years ago I drafted an RFC which tries to solve this issue while > remaining simple. > > http://www.erfrakon.de/konold/draft-konold-imap-idleplus-05.txt > > 2. IMAP IDLE lacks support for non mail folders e.g. clients are interested in > watching calendars, addressbooks, todos etc. > > --> I tired successfully with warpping these groupware related objects as XML > objects within imap messages (Kolab architecture) > > http://kolab.org/doc/concept-draft-cvs20060921.pdf > > 3. IMAP IDLE requires a permanent stateful TCP connection and has no support > for efficient reconnects. This means that clients cannot switch off the IP > stack in order to preserve power and that loss of connection leads to extra > bandwidth and processing requirements. This is not only bad for mobile > clients. > > All the above issues are tried to be addressed by the LEMONADE group e.g. > IMAP CONDSTORE. > > http://www.lemonadeformobiles.com/quick.html and > http://datatracker.ietf.org/wg/lemonade/charter/ > > I am personally not really happy about the technical approach and progress > sofar but I have been told by others who know much better than me to stop my > above efforts and wait patiently for the results of the LEMONADE group. > > Yours, > -- martin > > -- > e r f r a k o n > Erlewein, Frank, Konold & Partner - Beratende Ingenieure und Physiker > Sitz: Adolfstraße 23, 70469 Stuttgart, Partnerschaftsregister Stuttgart PR 126 > http://www.erfrakon.com/ > _______________________________________________ > Ietf mailing list > Ietf@xxxxxxxx > https://www.ietf.org/mailman/listinfo/ietf _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf