Picky but 512/512 is SDSL rather than ADSL I believe, and as fas I know only bigpond charges for uploads, other ISPs e.g. Internode charge for downloads only. Jim Glaspole
Tim Churches wrote: >Peter Machell wrote: > > >>On 03/04/2006, at 5:46 PM, Tim Churches wrote: >> >> >>>Hmm, I always though the cable (which is completely different >>>technology to the more common ADSL or ADSL2 "broadband" connection) >>>provided symmetrical speed - but I may hve been mistaken. >>> >>> >>No, 256k is as good as it gets. Was increased from 128k last year. >>That's why a remote connection is much nicer on a 512/512 ADSL than on >>Cable. >> >> > >Yes, you and David More are completely correct - I get no more than >256kbit/s upload speed. > > > >>Be careful running services on privileged ports (< 1028) on Optus cable. >>I got caught and 'banned for life'. >> >> > >Nope, I don't do that. Only run services on higher ports, hidden by knockd. > > >Regarding Amazon S3, I tried some uploads from a machine with a >commercial grade "direct" T1 Internet connection (or perhaps even >faster, not sure). Anyway, over 200 kbytes per second upload and >download speed to and from Amazon S3 was possible - so that's about >1.2GB per hour. I also retried download using my domestic Optus Cable >connection and got about 160 kbytes per sec. > >So it looks like the rate-limiting factor for storage on Amazon S3 is >the speed of one's Internet connection - the same is likely to be true >of the forthcoming competitors such as Google Gdrive and OmniDrive. > >So on a 512/512 ADSL connection, one might achieve perhaps 40 or 50 >kbytes per second upload speed - say 40. That's about 150 MB per hour, >or about 18 hours to upload a 3GB encrypted backup file. That's still >feasible, particularly if done weekly, on a weekend (although there is >no reason why it couldn't be run during business hours). Waiting 18 or >24 hours to get your backup back in the event that you needed would be a >bit annoying, however, so it would only be good as second-tier offsite >backup storage, in case the surgery burnt down or similar disaster. You >would still want more readily-accessible locally-stored backups to >enable faster recovery in the event of a server failure or the like. > >The other question is: do ISPs cap and/or charge by upload volume? Some >do, some don't I think. Is that correct? > >Tim C > >_______________________________________________ >Gpcg_talk mailing list >[email protected] >http://ozdocit.org/cgi-bin/mailman/listinfo/gpcg_talk > > _______________________________________________ Gpcg_talk mailing list [email protected] http://ozdocit.org/cgi-bin/mailman/listinfo/gpcg_talk
